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COLD: Below zero F today at almost all NWAC sites!
- aaron_wright
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12 years 1 week ago #220172
by aaron_wright
Replied by aaron_wright on topic Re: COLD: Below zero F today at almost all NWAC sites!
What? Most years Mission Ridge wouldn't open on Thanksgiving if it weren't for snowmaking. This year Mission wouldn't be open at all if it weren't for they're extensive snowmaking.
Crystal has some limited snowmaking too, pretty sure.
Crystal has some limited snowmaking too, pretty sure.
too bad there aren't any snow makers in this state!
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- Amar Andalkar
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12 years 1 week ago #220177
by Amar Andalkar
Replied by Amar Andalkar on topic Re: COLD: Below zero F today at almost all NWAC sites!
Well, the second day of this cold snap ended up colder than the first at most NWAC sites (except some higher-elevation sites), unlike the December 2013 event which had only one really cold day and then failed to meet forecasted lows the next night. Once again this morning, almost every single NWAC telemetry site recorded a minimum below 0 °F!
Overall, 25 out of 27 operating NWAC sites recorded minimums below 0 °F overnight (on at least one of the temperature sensors for sites with multiple temperature sensors), with 1 other site (Hurricane Ridge) reaching 0 °F for 5 hours and only Berne failing to reach zero with a minimum of 6 °F, while Lake Wenatchee 1930' easily joined the below-zero ranks this night reaching -5 °F. Of the two NWAC sites which are offline, Chinook Pass 5500' and 6240' easily ended up well below zero based on the nearby Cayuse Pass 5240' and Morse Lake 5410' SNOTEL sites which reached -6 and -7 °F, while Mt St Helens 3260' did not likely reach zero based on the four SNOTEL sites located on Mt St Helens, June Lake 3440', Spirit Lake 3520', Sheep Canyon 3990', and Swift Creek 4440', which bottomed out at 4 to 8 °F.
The coldest sites were Mazama 2170' at -17 °F (only -5 °F yesterday), Washington Pass 6680' and 5450' at -15 °F (only -7 °F yesterday), Mission Ridge 6730' at -15 °F (same as yesterday), and Crystal Mountain Green Valley 6230' at -15 °F (-13 °F yesterday). Camp Muir 10110' warmed substantially from -14°F pre-dawn yesterday to several degrees above zero today, with the overnight low of -6 °F occurring at 6pm last night.
At some of the lower-elevation sites, the minimum occurred right around sunrise, normally the coldest time of day (all other factors being equal). But at most mid-elevation and higher-elevation sites, the minimum occurred near midnight, even in late evening at several sites, as the air aloft has begun to warm significantly as forecast and as clearly seen at Camp Muir. This cold snap has peaked and is fading out, so almost all sites should end up being warmer tonight and tomorrow morning.
Note about the "-0" readings: apparently, the temperature sensors at most (all?) of these sites read in 0.1 °F increments, but are rounded to 1 °F increments for display online. Hence "-0" implies a temperature between -0.1 and -0.4 °F.
[hr][tt]Northwest Avalanche Center
Hurricane Ridge, Olympic National Park, Washington
MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total Total
PST F % Min Avg Max Dir Prec Prec Snow
5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250'
2 5 1000 11 76 0 1 11 78 0 0 32
2 5 1100 10 79 0 1 8 53 0 0 31
2 5 1200 6 85 0 4 12 88 0 0 31
2 5 1300 6 84 6 10 15 88 0 0 32
2 5 1400 5 84 4 9 16 88 0 0 32
2 5 1500 5 86 4 9 13 87 0 0 32
2 5 1600 3 84 4 10 15 86 0 0 32
2 5 1700 2 86 9 13 18 90 0 0 32
2 5 1800 2 87 10 15 20 88 0 0 32
2 5 1900 1 83 6 14 23 84 0 0 32
2 5 2000 1 82 3 14 25 91 0 0 32
2 5 2100 0 82 1 13 29 89 0 0 31
2 5 2200 0 79 3 14 32 89 0 0 32
2 5 2300 0 77 0 9 30 94 0 0 32
2 6 0 2 69 0 4 18 93 0 0 32
2 6 100 0 77 0 3 9 88 0 0 32
2 6 200 0 80 4 7 13 162 0 0 31
2 6 300 2 69 0 3 8 169 0 0 32
2 6 400 4 64 0 2 8 109 0 0 31
2 6 500 5 61 4 7 12 87 0 0 32
2 6 600 5 61 2 6 10 88 0 0 32
2 6 700 7 57 3 7 10 89 0 0 32
2 6 800 7 57 0 4 8 90 0 0 32
2 6 900 6 68 0 1 6 100 0 0 32
Northwest Avalanche Center
Mt Baker Ski Area, Washington
Wind gages unheated and may rime
Precipitation gage is under-reporting
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F F % % Min Avg Max Dir Prec Prec Snow Snow
5020' 4210' 5020' 4210' 5020' 5020' 5020' 5020' 4210' 4210' 4210' 4210'
2 5 1000 5 8 55 48 4 8 12 179 .00 .00 0 75
2 5 1100 4 8 57 48 2 9 16 190 .00 .00 1 81
2 5 1200 3 11 65 49 4 8 11 199 .00 .00 0 79
2 5 1300 3 9 63 50 4 7 11 201 .00 .00 0 74
2 5 1400 4 9 65 50 5 7 10 198 .00 .00 0 77
2 5 1500 3 9 63 50 5 9 13 197 .00 .00 1 80
2 5 1600 4 9 60 50 5 7 11 190 .00 .00 1 79
2 5 1700 2 6 67 57 4 7 14 176 .00 .00 1 80
2 5 1800 1 5 69 60 4 8 13 171 .00 .00 1 80
2 5 1900 1 5 72 61 4 6 11 154 .00 .00 1 79
2 5 2000 0 4 72 64 3 5 10 148 .00 .00 1 79
2 5 2100 -1 3 71 60 3 6 10 116 .00 .00 1 80
2 5 2200 -1 2 69 60 2 5 8 100 .00 .00 1 76
2 5 2300 -1 2 65 58 3 5 10 90 .00 .00 0 75
2 6 0 -1 1 64 60 1 3 6 83 .00 .00 0 76
2 6 100 -1 -1 63 63 0 2 5 133 .00 .00 0 76
2 6 200 -1 -1 61 63 1 3 6 152 .00 .00 1 76
2 6 300 -1 -0 62 61 0 2 6 203 .00 .00 0 76
2 6 400 -0 2 58 54 0 3 6 218 .00 .00 1 76
2 6 500 0 0 56 60 0 2 6 164 .00 .00 1 76
2 6 600 1 2 55 54 0 2 9 183 .00 .00 1 76
2 6 700 1 -0 55 60 0 3 7 223 .00 .00 1 76
2 6 800 2 1 53 58 0 4 11 165 .00 .00 1 76
2 6 900 7 6 48 47 0 2 10 183 .00 .00 0 81
Northwest Avalanche Center
Washington Department of Transportation
Washington Pass, Washington
Wind gages unheated and may rime
Equip temp is prec gage temp
Prec gage not recording or out
MM/DD Hour Temp Temp RH RH Wind Wind Wind Equip Hour Total Total
PST F F % % Avg Max Dir Temp Prec Prec Snow
6680' 5450' 6680' 5450' 6680' 6680' 6680' 5450' 5450' 5450' 5450'
2 5 1000 -5 -5 82 80 12 19 17 20 .04 .04 51
2 5 1100 -4 -4 82 78 15 22 28 24 0 .04 51
2 5 1200 -1 -1 78 71 11 18 27 31 0 .04 50
2 5 1300 -1 -1 80 71 10 16 33 24 0 .04 50
2 5 1400 0 0 81 66 7 18 55 33 0 .04 50
2 5 1500 -1 -1 81 70 12 24 44 28 0 .04 50
2 5 1600 -2 -2 83 74 14 23 55 25 0 .04 49
2 5 1700 -4 -4 84 73 20 30 41 22 0 .04 47
2 5 1800 -5 -5 84 79 18 27 37 21 0 .04 48
2 5 1900 -6 -6 83 81 21 30 33 21 0 .04 49
2 5 2000 -7 -7 82 81 21 30 27 20 0 .04 50
2 5 2100 -8 -8 82 81 22 29 21 19 0 .04 50
2 5 2200 -9 -9 81 81 22 27 15 19 0 .04 50
2 5 2300 -9 -9 83 82 23 29 17 19 0 .04 50
2 6 0 -10 -10 83 80 18 27 20 18 0 .04 50
2 6 100 -13 -13 84 80 18 22 18 17 0 .04 50
2 6 200 -14 -14 83 79 17 20 22 16 0 .04 50
2 6 300 -15 -15 83 79 12 20 20 15 0 .04 50
2 6 400 -14 -14 80 80 15 22 14 15 0 .04 50
2 6 500 -14 -14 81 81 14 18 12 15 0 .04 50
2 6 600 -15 -15 80 81 12 16 13 15 0 .04 50
2 6 700 -15 -15 79 79 14 17 10 15 0 .04 50
2 6 800 -14 -14 73 80 12 17 10 16 0 .04 50
2 6 900 -12 -12 69 81 10 13 7 18 0 .04 50
Northwest Avalanche Center
Freestone Inn, Mazama, Washington
Wind gages unheated and may rime
MM/DD Hour Temp RH Solar Wind Wind Wind Hour Total 24 Hr Total
PST F % W/m2 Avg Max Dir Prec Prec Snow Snow
2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170'
2 5 1000 6 74 12 0 2 215 0 0 0 10
2 5 1100 11 58 21 0 1 123 0 0 0 10
2 5 1200 16 38 42 1 6 171 0 0 0 10
2 5 1300 16 35 82 1 4 151 0 0 0 10
2 5 1400 16 32 56 2 6 124 0 0 0 10
2 5 1500 15 36 31 1 4 155 0 0 0 10
2 5 1600 14 37 13 1 4 133 0 0 0 10
2 5 1700 10 47 1 0 2 84 0 0 0 10
2 5 1800 5 62 0 0 1 235 0 0 0 10
2 5 1900 2 73 0 0 1 49 0 0 0 10
2 5 2000 -2 77 0 0 1 231 0 0 0 10
2 5 2100 -5 79 0 0 0 0 0 0 0 10
2 5 2200 -7 79 0 0 0 0 0 0 0 10
2 5 2300 -9 77 0 0 0 0 0 0 0 10
2 6 0 -11 76 0 0 0 0 0 0 0 10
2 6 100 -12 75 0 0 0 0 0 0 0 10
2 6 200 -13 75 0 0 0 0 0 0 0 10
2 6 300 -14 74 -0 0 0 0 0 0 0 10
2 6 400 -15 73 0 0 0 0 0 0 0 10
2 6 500 -15 73 -0 0 0 0 0 0 0 10
2 6 600 -16 72 0 0 0 0 0 0 0 10
2 6 700 -17 72 0 0 0 0 0 0 0 10
2 6 800 -16 72 5 0 0 0 0 0 0 10
2 6 900 -10 76 9 0 0 0 0 0 0 10
Northwest Avalanche Center
Tye Mill (5180'), Skyline (5250'), Daisy (4370') sites
Stevens Pass Ski Area, Washington
Wind gages unheated and may rime
Data file revised to include Daisy data 29 Jan 2014
MM/DD Hour Temp Temp Wind Wind Wind Hour Total 24 Hr Total
PST F F Avg Max Dir Prec Prec Snow Snow
5180' 5250' 5180' 5180' 5180' 4370' 4370' 4370' 5250'
2 5 1000 2 -6 0 2 38 0 0 0 84
2 5 1100 -0 -2 1 6 47 0 0 0 83
2 5 1200 -2 5 2 11 59 0 0 0 82
2 5 1300 -1 1 1 5 62 0 0 0 82
2 5 1400 -1 -2 2 9 75 0 0 0 82
2 5 1500 -3 0 1 8 78 0 0 0 82
2 5 1600 -4 -5 2 10 62 0 0 0 83
2 5 1700 -6 -6 2 8 63 0 0 0 83
2 5 1800 -8 -8 0 6 35 0 0 0 83
2 5 1900 -9 -7 0 2 42 0 0 0 83
2 5 2000 -8 -7 0 2 52 0 0 0 84
2 5 2100 -9 -8 0 5 32 0 0 0 83
2 5 2200 -9 -7 0 1 40 0 0 0 83
2 5 2300 -9 -7 0 3 35 0 0 0 83
2 6 0 -9 -7 0 2 45 0 0 0 83
2 6 100 -9 -7 0 1 50 0 0 0 83
2 6 200 -9 -7 0 2 50 0 0 0 82
2 6 300 -7 -7 1 5 46 0 0 0 82
2 6 400 -7 -7 1 5 43 0 0 0 83
2 6 500 -7 -7 2 8 40 0 0 0 83
2 6 600 -8 -7 1 6 36 0 0 0 83
2 6 700 -8 -7 1 7 40 0 0 0 83
2 6 800 -8 -7 0 4 40 0 0 0 83
2 6 900 -6 -6 1 6 39 0 0 0 83
Northwest Avalanche Center
Stevens Pass Ski Area Brooks Chair (4850')
Washington Department of Transportation Schmidt Haus (3950')
Stevens Pass, Washington
MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total Press
PST F F % % Avg Max Dir Prec Prec Snow Snow mb
4850' 3950' 4850' 3950' 4850' 4850' 4850' 3950' 3950' 3950' 3950' 3950'
2 5 1000 -1 1 78 78 10 18 46 0 0 0 61 1022
2 5 1100 -3 3 81 72 11 20 42 0 0 0 60 1022
2 5 1200 -1 3 77 73 10 19 39 0 0 0 59 1022
2 5 1300 -1 4 76 73 11 19 39 0 0 0 60 1022
2 5 1400 -2 4 76 69 11 23 46 0 0 -0 60 1021
2 5 1500 -2 2 75 71 10 17 46 0 0 0 60 1021
2 5 1600 -3 1 77 74 11 18 46 0 0 0 61 1021
2 5 1700 -4 1 79 73 12 22 46 0 0 0 61 1021
2 5 1800 -5 -0 80 74 10 19 46 0 0 0 61 1020
2 5 1900 -5 0 79 73 11 22 46 0 0 0 61 1020
2 5 2000 -4 0 80 71 12 23 42 0 0 0 60 1020
2 5 2100 -5 -0 81 73 10 18 46 0 0 0 60 1019
2 5 2200 -5 0 81 75 10 19 45 0 0 0 60 1019
2 5 2300 -4 0 81 73 12 22 47 0 0 0 60 1019
2 6 0 -4 0 81 75 11 19 44 0 0 0 60 1018
2 6 100 -4 0 80 74 11 20 49 0 0 0 60 1017
2 6 200 -4 0 79 73 12 21 47 0 0 0 60 1017
2 6 300 -4 -0 79 75 12 23 47 0 0 0 60 1016
2 6 400 -5 -0 79 75 12 20 46 0 0 0 60 1016
2 6 500 -5 -0 78 74 14 25 48 0 0 0 60 1015
2 6 600 -5 -0 77 73 14 23 47 0 0 0 60 1014
2 6 700 -5 -1 77 73 14 25 47 0 0 0 60 1014
2 6 800 -5 -0 75 71 13 22 46 0 0 0 60 1013
2 6 900 -4 0 74 67 14 26 45 0 0 0 60 1013
Northwest Avalanche Center
Washington Department of Transportation
Grace Lakes, Stevens Pass, Washington
Precipitation gage removed for repair 2-3-14
MM/DD Hour Temp RH Wind Wind Wind Hour Total Total Shot
PST F % Avg Max Dir Prec Prec Snow Snow
4800' 4800' 4800' 4800' 4800' 4800' 4800' 4800' 4800'
2 5 1000 0 75 6 16 67 0 0 85 4
2 5 1100 -1 77 8 20 66 0 0 84 4
2 5 1200 -1 77 9 23 61 0 0 83 4
2 5 1300 -1 77 11 25 57 0 0 86 4
2 5 1400 -1 76 10 28 55 0 0 86 4
2 5 1500 -3 78 11 23 49 0 0 86 4
2 5 1600 -4 78 8 23 58 0 0 87 4
2 5 1700 -5 79 8 17 65 0 0 87 4
2 5 1800 -6 79 5 13 66 0 0 86 4
2 5 1900 -6 80 7 15 59 0 0 85 4
2 5 2000 -6 79 6 17 56 0 0 86 4
2 5 2100 -6 79 6 15 55 0 0 86 4
2 5 2200 -6 80 6 19 53 0 0 86 4
2 5 2300 -6 80 7 19 50 0 0 86 4
2 6 0 -5 80 7 19 51 0 0 86 4
2 6 100 -5 80 7 19 54 0 0 86 4
2 6 200 -5 80 8 17 55 0 0 86 4
2 6 300 -5 80 8 22 53 0 0 87 4
2 6 400 -5 80 8 23 55 0 0 87 4
2 6 500 -5 80 8 22 53 0 0 87 4
2 6 600 -6 79 8 21 56 0 0 87 4
2 6 700 -6 80 9 23 54 0 0 87 4
2 6 800 -5 79 8 18 58 0 0 87 4
2 6 900 -3 78 8 18 57 0 0 87 4
Northwest Avalanche Center
Washington Department of Transportation
Berne Snow Camp 8 miles east of Stevens Pass, Washington
MM/DD Hour Temp RH Hour Total 24 Hr Total
PST F % Prec Prec Snow Snow
2700' 2700' 2700' 2700' 2700' 2700'
2 5 1000 10 42 0 0 0 15
2 5 1100 10 40 0 0 0 15
2 5 1200 9 41 0 0 0 15
2 5 1300 9 42 0 0 0 15
2 5 1400 10 36 0 0 0 15
2 5 1500 10 38 0 0 0 15
2 5 1600 8 42 0 0 0 15
2 5 1700 7 46 0 0 0 15
2 5 1800 6 46 0 0 0 16
2 5 1900 7 42 0 0 0 15
2 5 2000 6 42 0 0 0 15
2 5 2100 6 47 0 0 0 15
2 5 2200 6 43 0 0 0 15
2 5 2300 7 45 0 0 0 15
2 6 0 7 44 0 0 0 15
2 6 100 7 45 0 0 0 15
2 6 200 6 48 0 0 0 15
2 6 300 6 50 0 0 0 15
2 6 400 6 48 0 0 0 15
2 6 500 6 46 0 0 0 15
2 6 600 6 43 0 0 0 15
2 6 700 6 44 0 0 0 14
2 6 800 6 42 0 0 0 14
2 6 900 7 42 0 0 0 14
[/tt]
Overall, 25 out of 27 operating NWAC sites recorded minimums below 0 °F overnight (on at least one of the temperature sensors for sites with multiple temperature sensors), with 1 other site (Hurricane Ridge) reaching 0 °F for 5 hours and only Berne failing to reach zero with a minimum of 6 °F, while Lake Wenatchee 1930' easily joined the below-zero ranks this night reaching -5 °F. Of the two NWAC sites which are offline, Chinook Pass 5500' and 6240' easily ended up well below zero based on the nearby Cayuse Pass 5240' and Morse Lake 5410' SNOTEL sites which reached -6 and -7 °F, while Mt St Helens 3260' did not likely reach zero based on the four SNOTEL sites located on Mt St Helens, June Lake 3440', Spirit Lake 3520', Sheep Canyon 3990', and Swift Creek 4440', which bottomed out at 4 to 8 °F.
The coldest sites were Mazama 2170' at -17 °F (only -5 °F yesterday), Washington Pass 6680' and 5450' at -15 °F (only -7 °F yesterday), Mission Ridge 6730' at -15 °F (same as yesterday), and Crystal Mountain Green Valley 6230' at -15 °F (-13 °F yesterday). Camp Muir 10110' warmed substantially from -14°F pre-dawn yesterday to several degrees above zero today, with the overnight low of -6 °F occurring at 6pm last night.
At some of the lower-elevation sites, the minimum occurred right around sunrise, normally the coldest time of day (all other factors being equal). But at most mid-elevation and higher-elevation sites, the minimum occurred near midnight, even in late evening at several sites, as the air aloft has begun to warm significantly as forecast and as clearly seen at Camp Muir. This cold snap has peaked and is fading out, so almost all sites should end up being warmer tonight and tomorrow morning.
Note about the "-0" readings: apparently, the temperature sensors at most (all?) of these sites read in 0.1 °F increments, but are rounded to 1 °F increments for display online. Hence "-0" implies a temperature between -0.1 and -0.4 °F.
[hr][tt]Northwest Avalanche Center
Hurricane Ridge, Olympic National Park, Washington
MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total Total
PST F % Min Avg Max Dir Prec Prec Snow
5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250' 5250'
2 5 1000 11 76 0 1 11 78 0 0 32
2 5 1100 10 79 0 1 8 53 0 0 31
2 5 1200 6 85 0 4 12 88 0 0 31
2 5 1300 6 84 6 10 15 88 0 0 32
2 5 1400 5 84 4 9 16 88 0 0 32
2 5 1500 5 86 4 9 13 87 0 0 32
2 5 1600 3 84 4 10 15 86 0 0 32
2 5 1700 2 86 9 13 18 90 0 0 32
2 5 1800 2 87 10 15 20 88 0 0 32
2 5 1900 1 83 6 14 23 84 0 0 32
2 5 2000 1 82 3 14 25 91 0 0 32
2 5 2100 0 82 1 13 29 89 0 0 31
2 5 2200 0 79 3 14 32 89 0 0 32
2 5 2300 0 77 0 9 30 94 0 0 32
2 6 0 2 69 0 4 18 93 0 0 32
2 6 100 0 77 0 3 9 88 0 0 32
2 6 200 0 80 4 7 13 162 0 0 31
2 6 300 2 69 0 3 8 169 0 0 32
2 6 400 4 64 0 2 8 109 0 0 31
2 6 500 5 61 4 7 12 87 0 0 32
2 6 600 5 61 2 6 10 88 0 0 32
2 6 700 7 57 3 7 10 89 0 0 32
2 6 800 7 57 0 4 8 90 0 0 32
2 6 900 6 68 0 1 6 100 0 0 32
Northwest Avalanche Center
Mt Baker Ski Area, Washington
Wind gages unheated and may rime
Precipitation gage is under-reporting
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F F % % Min Avg Max Dir Prec Prec Snow Snow
5020' 4210' 5020' 4210' 5020' 5020' 5020' 5020' 4210' 4210' 4210' 4210'
2 5 1000 5 8 55 48 4 8 12 179 .00 .00 0 75
2 5 1100 4 8 57 48 2 9 16 190 .00 .00 1 81
2 5 1200 3 11 65 49 4 8 11 199 .00 .00 0 79
2 5 1300 3 9 63 50 4 7 11 201 .00 .00 0 74
2 5 1400 4 9 65 50 5 7 10 198 .00 .00 0 77
2 5 1500 3 9 63 50 5 9 13 197 .00 .00 1 80
2 5 1600 4 9 60 50 5 7 11 190 .00 .00 1 79
2 5 1700 2 6 67 57 4 7 14 176 .00 .00 1 80
2 5 1800 1 5 69 60 4 8 13 171 .00 .00 1 80
2 5 1900 1 5 72 61 4 6 11 154 .00 .00 1 79
2 5 2000 0 4 72 64 3 5 10 148 .00 .00 1 79
2 5 2100 -1 3 71 60 3 6 10 116 .00 .00 1 80
2 5 2200 -1 2 69 60 2 5 8 100 .00 .00 1 76
2 5 2300 -1 2 65 58 3 5 10 90 .00 .00 0 75
2 6 0 -1 1 64 60 1 3 6 83 .00 .00 0 76
2 6 100 -1 -1 63 63 0 2 5 133 .00 .00 0 76
2 6 200 -1 -1 61 63 1 3 6 152 .00 .00 1 76
2 6 300 -1 -0 62 61 0 2 6 203 .00 .00 0 76
2 6 400 -0 2 58 54 0 3 6 218 .00 .00 1 76
2 6 500 0 0 56 60 0 2 6 164 .00 .00 1 76
2 6 600 1 2 55 54 0 2 9 183 .00 .00 1 76
2 6 700 1 -0 55 60 0 3 7 223 .00 .00 1 76
2 6 800 2 1 53 58 0 4 11 165 .00 .00 1 76
2 6 900 7 6 48 47 0 2 10 183 .00 .00 0 81
Northwest Avalanche Center
Washington Department of Transportation
Washington Pass, Washington
Wind gages unheated and may rime
Equip temp is prec gage temp
Prec gage not recording or out
MM/DD Hour Temp Temp RH RH Wind Wind Wind Equip Hour Total Total
PST F F % % Avg Max Dir Temp Prec Prec Snow
6680' 5450' 6680' 5450' 6680' 6680' 6680' 5450' 5450' 5450' 5450'
2 5 1000 -5 -5 82 80 12 19 17 20 .04 .04 51
2 5 1100 -4 -4 82 78 15 22 28 24 0 .04 51
2 5 1200 -1 -1 78 71 11 18 27 31 0 .04 50
2 5 1300 -1 -1 80 71 10 16 33 24 0 .04 50
2 5 1400 0 0 81 66 7 18 55 33 0 .04 50
2 5 1500 -1 -1 81 70 12 24 44 28 0 .04 50
2 5 1600 -2 -2 83 74 14 23 55 25 0 .04 49
2 5 1700 -4 -4 84 73 20 30 41 22 0 .04 47
2 5 1800 -5 -5 84 79 18 27 37 21 0 .04 48
2 5 1900 -6 -6 83 81 21 30 33 21 0 .04 49
2 5 2000 -7 -7 82 81 21 30 27 20 0 .04 50
2 5 2100 -8 -8 82 81 22 29 21 19 0 .04 50
2 5 2200 -9 -9 81 81 22 27 15 19 0 .04 50
2 5 2300 -9 -9 83 82 23 29 17 19 0 .04 50
2 6 0 -10 -10 83 80 18 27 20 18 0 .04 50
2 6 100 -13 -13 84 80 18 22 18 17 0 .04 50
2 6 200 -14 -14 83 79 17 20 22 16 0 .04 50
2 6 300 -15 -15 83 79 12 20 20 15 0 .04 50
2 6 400 -14 -14 80 80 15 22 14 15 0 .04 50
2 6 500 -14 -14 81 81 14 18 12 15 0 .04 50
2 6 600 -15 -15 80 81 12 16 13 15 0 .04 50
2 6 700 -15 -15 79 79 14 17 10 15 0 .04 50
2 6 800 -14 -14 73 80 12 17 10 16 0 .04 50
2 6 900 -12 -12 69 81 10 13 7 18 0 .04 50
Northwest Avalanche Center
Freestone Inn, Mazama, Washington
Wind gages unheated and may rime
MM/DD Hour Temp RH Solar Wind Wind Wind Hour Total 24 Hr Total
PST F % W/m2 Avg Max Dir Prec Prec Snow Snow
2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170' 2170'
2 5 1000 6 74 12 0 2 215 0 0 0 10
2 5 1100 11 58 21 0 1 123 0 0 0 10
2 5 1200 16 38 42 1 6 171 0 0 0 10
2 5 1300 16 35 82 1 4 151 0 0 0 10
2 5 1400 16 32 56 2 6 124 0 0 0 10
2 5 1500 15 36 31 1 4 155 0 0 0 10
2 5 1600 14 37 13 1 4 133 0 0 0 10
2 5 1700 10 47 1 0 2 84 0 0 0 10
2 5 1800 5 62 0 0 1 235 0 0 0 10
2 5 1900 2 73 0 0 1 49 0 0 0 10
2 5 2000 -2 77 0 0 1 231 0 0 0 10
2 5 2100 -5 79 0 0 0 0 0 0 0 10
2 5 2200 -7 79 0 0 0 0 0 0 0 10
2 5 2300 -9 77 0 0 0 0 0 0 0 10
2 6 0 -11 76 0 0 0 0 0 0 0 10
2 6 100 -12 75 0 0 0 0 0 0 0 10
2 6 200 -13 75 0 0 0 0 0 0 0 10
2 6 300 -14 74 -0 0 0 0 0 0 0 10
2 6 400 -15 73 0 0 0 0 0 0 0 10
2 6 500 -15 73 -0 0 0 0 0 0 0 10
2 6 600 -16 72 0 0 0 0 0 0 0 10
2 6 700 -17 72 0 0 0 0 0 0 0 10
2 6 800 -16 72 5 0 0 0 0 0 0 10
2 6 900 -10 76 9 0 0 0 0 0 0 10
Northwest Avalanche Center
Tye Mill (5180'), Skyline (5250'), Daisy (4370') sites
Stevens Pass Ski Area, Washington
Wind gages unheated and may rime
Data file revised to include Daisy data 29 Jan 2014
MM/DD Hour Temp Temp Wind Wind Wind Hour Total 24 Hr Total
PST F F Avg Max Dir Prec Prec Snow Snow
5180' 5250' 5180' 5180' 5180' 4370' 4370' 4370' 5250'
2 5 1000 2 -6 0 2 38 0 0 0 84
2 5 1100 -0 -2 1 6 47 0 0 0 83
2 5 1200 -2 5 2 11 59 0 0 0 82
2 5 1300 -1 1 1 5 62 0 0 0 82
2 5 1400 -1 -2 2 9 75 0 0 0 82
2 5 1500 -3 0 1 8 78 0 0 0 82
2 5 1600 -4 -5 2 10 62 0 0 0 83
2 5 1700 -6 -6 2 8 63 0 0 0 83
2 5 1800 -8 -8 0 6 35 0 0 0 83
2 5 1900 -9 -7 0 2 42 0 0 0 83
2 5 2000 -8 -7 0 2 52 0 0 0 84
2 5 2100 -9 -8 0 5 32 0 0 0 83
2 5 2200 -9 -7 0 1 40 0 0 0 83
2 5 2300 -9 -7 0 3 35 0 0 0 83
2 6 0 -9 -7 0 2 45 0 0 0 83
2 6 100 -9 -7 0 1 50 0 0 0 83
2 6 200 -9 -7 0 2 50 0 0 0 82
2 6 300 -7 -7 1 5 46 0 0 0 82
2 6 400 -7 -7 1 5 43 0 0 0 83
2 6 500 -7 -7 2 8 40 0 0 0 83
2 6 600 -8 -7 1 6 36 0 0 0 83
2 6 700 -8 -7 1 7 40 0 0 0 83
2 6 800 -8 -7 0 4 40 0 0 0 83
2 6 900 -6 -6 1 6 39 0 0 0 83
Northwest Avalanche Center
Stevens Pass Ski Area Brooks Chair (4850')
Washington Department of Transportation Schmidt Haus (3950')
Stevens Pass, Washington
MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total Press
PST F F % % Avg Max Dir Prec Prec Snow Snow mb
4850' 3950' 4850' 3950' 4850' 4850' 4850' 3950' 3950' 3950' 3950' 3950'
2 5 1000 -1 1 78 78 10 18 46 0 0 0 61 1022
2 5 1100 -3 3 81 72 11 20 42 0 0 0 60 1022
2 5 1200 -1 3 77 73 10 19 39 0 0 0 59 1022
2 5 1300 -1 4 76 73 11 19 39 0 0 0 60 1022
2 5 1400 -2 4 76 69 11 23 46 0 0 -0 60 1021
2 5 1500 -2 2 75 71 10 17 46 0 0 0 60 1021
2 5 1600 -3 1 77 74 11 18 46 0 0 0 61 1021
2 5 1700 -4 1 79 73 12 22 46 0 0 0 61 1021
2 5 1800 -5 -0 80 74 10 19 46 0 0 0 61 1020
2 5 1900 -5 0 79 73 11 22 46 0 0 0 61 1020
2 5 2000 -4 0 80 71 12 23 42 0 0 0 60 1020
2 5 2100 -5 -0 81 73 10 18 46 0 0 0 60 1019
2 5 2200 -5 0 81 75 10 19 45 0 0 0 60 1019
2 5 2300 -4 0 81 73 12 22 47 0 0 0 60 1019
2 6 0 -4 0 81 75 11 19 44 0 0 0 60 1018
2 6 100 -4 0 80 74 11 20 49 0 0 0 60 1017
2 6 200 -4 0 79 73 12 21 47 0 0 0 60 1017
2 6 300 -4 -0 79 75 12 23 47 0 0 0 60 1016
2 6 400 -5 -0 79 75 12 20 46 0 0 0 60 1016
2 6 500 -5 -0 78 74 14 25 48 0 0 0 60 1015
2 6 600 -5 -0 77 73 14 23 47 0 0 0 60 1014
2 6 700 -5 -1 77 73 14 25 47 0 0 0 60 1014
2 6 800 -5 -0 75 71 13 22 46 0 0 0 60 1013
2 6 900 -4 0 74 67 14 26 45 0 0 0 60 1013
Northwest Avalanche Center
Washington Department of Transportation
Grace Lakes, Stevens Pass, Washington
Precipitation gage removed for repair 2-3-14
MM/DD Hour Temp RH Wind Wind Wind Hour Total Total Shot
PST F % Avg Max Dir Prec Prec Snow Snow
4800' 4800' 4800' 4800' 4800' 4800' 4800' 4800' 4800'
2 5 1000 0 75 6 16 67 0 0 85 4
2 5 1100 -1 77 8 20 66 0 0 84 4
2 5 1200 -1 77 9 23 61 0 0 83 4
2 5 1300 -1 77 11 25 57 0 0 86 4
2 5 1400 -1 76 10 28 55 0 0 86 4
2 5 1500 -3 78 11 23 49 0 0 86 4
2 5 1600 -4 78 8 23 58 0 0 87 4
2 5 1700 -5 79 8 17 65 0 0 87 4
2 5 1800 -6 79 5 13 66 0 0 86 4
2 5 1900 -6 80 7 15 59 0 0 85 4
2 5 2000 -6 79 6 17 56 0 0 86 4
2 5 2100 -6 79 6 15 55 0 0 86 4
2 5 2200 -6 80 6 19 53 0 0 86 4
2 5 2300 -6 80 7 19 50 0 0 86 4
2 6 0 -5 80 7 19 51 0 0 86 4
2 6 100 -5 80 7 19 54 0 0 86 4
2 6 200 -5 80 8 17 55 0 0 86 4
2 6 300 -5 80 8 22 53 0 0 87 4
2 6 400 -5 80 8 23 55 0 0 87 4
2 6 500 -5 80 8 22 53 0 0 87 4
2 6 600 -6 79 8 21 56 0 0 87 4
2 6 700 -6 80 9 23 54 0 0 87 4
2 6 800 -5 79 8 18 58 0 0 87 4
2 6 900 -3 78 8 18 57 0 0 87 4
Northwest Avalanche Center
Washington Department of Transportation
Berne Snow Camp 8 miles east of Stevens Pass, Washington
MM/DD Hour Temp RH Hour Total 24 Hr Total
PST F % Prec Prec Snow Snow
2700' 2700' 2700' 2700' 2700' 2700'
2 5 1000 10 42 0 0 0 15
2 5 1100 10 40 0 0 0 15
2 5 1200 9 41 0 0 0 15
2 5 1300 9 42 0 0 0 15
2 5 1400 10 36 0 0 0 15
2 5 1500 10 38 0 0 0 15
2 5 1600 8 42 0 0 0 15
2 5 1700 7 46 0 0 0 15
2 5 1800 6 46 0 0 0 16
2 5 1900 7 42 0 0 0 15
2 5 2000 6 42 0 0 0 15
2 5 2100 6 47 0 0 0 15
2 5 2200 6 43 0 0 0 15
2 5 2300 7 45 0 0 0 15
2 6 0 7 44 0 0 0 15
2 6 100 7 45 0 0 0 15
2 6 200 6 48 0 0 0 15
2 6 300 6 50 0 0 0 15
2 6 400 6 48 0 0 0 15
2 6 500 6 46 0 0 0 15
2 6 600 6 43 0 0 0 15
2 6 700 6 44 0 0 0 14
2 6 800 6 42 0 0 0 14
2 6 900 7 42 0 0 0 14
[/tt]
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12 years 1 week ago #220178
by Amar Andalkar
Replied by Amar Andalkar on topic Re: COLD: Below zero F today at almost all NWAC sites!
[tt]Northwest Avalanche Center
Dirty Face Mountain, Washington
Wind gages unheated and may rime
Wind direction intermittent
Temp. gage is erratic
MM/DD Hour Temp RH Wind Wind Wind Wind
PST F % Min Avg Max Dir
5980' 5980' 5980' 5980' 5980' 5980'
2 5 1000 4 94 0 0 1 9
2 5 1100 14 99 0 0 1 8
2 5 1200 14 100 0 0 1 4
2 5 1300 9 96 0 0 1 97
2 5 1400 9 97 0 0 1 113
2 5 1500 13 100 0 0 1 87
2 5 1600 10 99 0 0 1 84
2 5 1700 10 99 0 0 1 74
2 5 1800 12 97 0 0 2 56
2 5 1900 11 98 0 0 1 26
2 5 2000 -6 88 0 0 1 67
2 5 2100 -10 89 0 1 2 74
2 5 2200 -5 89 0 1 2 74
2 5 2300 -4 89 0 0 2 71
2 6 0 -9 89 0 1 2 71
2 6 100 -4 89 0 1 2 77
2 6 200 -4 89 0 1 2 69
2 6 300 -7 89 0 1 2 77
2 6 400 -8 89 0 1 2 77
2 6 500 -9 89 0 1 2 76
2 6 600 -10 89 0 1 2 80
2 6 700 -10 89 0 1 2 74
2 6 800 -1 89 0 1 2 73
2 6 900 -8 90 0 1 2 74
Northwest Avalanche Center
Lake Wenatchee State Park, Washington
Wind gages unheated and may rime
MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F % Min Avg Max Dir Prec Prec Snow Snow
1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930'
2 5 1000 11 50 0 0 2 62 0 0 1 7
2 5 1100 13 46 0 1 5 128 0 0 1 7
2 5 1200 13 47 0 1 5 119 0 0 1 7
2 5 1300 14 43 0 1 5 147 0 0 1 7
2 5 1400 14 43 0 1 5 136 0 0 1 7
2 5 1500 14 40 0 1 3 141 0 0 1 7
2 5 1600 12 45 0 0 3 167 0 0 1 7
2 5 1700 10 48 0 0 2 160 0 0 1 7
2 5 1800 5 67 0 0 0 123 0 0 1 -130
2 5 1900 2 74 0 0 0 121 0 0 1 -258
2 5 2000 -1 79 0 0 0 121 0 0 1 7
2 5 2100 -2 82 0 0 0 121 0 0 1 8
2 5 2200 -3 85 0 0 0 121 0 0 1 -126
2 5 2300 -5 86 0 0 0 121 0 0 1 -125
2 6 0 -5 85 0 0 0 117 0 0 1 7
2 6 100 -4 84 0 0 0 115 0 0 1 7
2 6 200 -4 85 0 0 0 115 0 0 1 7
2 6 300 -3 85 0 0 0 115 0 0 1 7
2 6 400 -3 85 0 0 0 115 0 0 1 9
2 6 500 -3 85 0 0 0 115 0 0 1 7
2 6 600 -3 85 0 0 0 115 0 0 1 -126
2 6 700 -5 86 0 0 0 115 0 0 1 7
2 6 800 -5 84 0 0 0 115 0 0 1 -125
2 6 900 -1 84 0 0 0 115 0 0 1 7
Northwest Avalanche Center
Washington Department of Transportation
Tumwater Mountain, Leavenworth, Washington
Wind gages unheated and may rime
MM/DD Hour Temp Wind Wind Wind Wind Total
PST F Min Avg Max Dir Snow
4180' 4180' 4180' 4180' 4180' 4180'
2 5 1000 -0 0 3 6 217 10
2 5 1100 1 0 2 6 187 9
2 5 1200 0 0 2 6 159 9
2 5 1300 2 0 3 8 160 8
2 5 1400 0 0 1 5 142 8
2 5 1500 0 0 2 7 159 9
2 5 1600 -1 0 4 9 251 9
2 5 1700 -2 4 7 12 254 168
2 5 1800 -2 2 6 11 252 168
2 5 1900 -2 1 5 9 248 168
2 5 2000 -2 3 6 9 250 168
2 5 2100 -2 1 4 9 237 168
2 5 2200 -1 1 4 7 221 168
2 5 2300 -1 0 3 8 201 168
2 6 0 -1 0 3 7 210 168
2 6 100 -1 0 3 6 204 168
2 6 200 -1 1 3 8 187 168
2 6 300 -2 0 3 7 216 168
2 6 400 -2 1 3 6 212 168
2 6 500 -2 1 3 8 175 168
2 6 600 -3 1 4 6 215 168
2 6 700 -3 1 3 6 194 168
2 6 800 -2 1 3 6 193 168
2 6 900 -1 0 3 6 208 9
Northwest Avalanche Center
Mission Ridge Ski Area, Washington
MM/DD Hour Temp Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total
PST F F F % % Avg Max Dir Prec Prec Snow Snow
6730' 5160' 4610' 6730' 5160' 6730' 6730' 6730' 5160' 5160' 5160' 5160'
2 5 1000 -14 -8 -6 75 85 29 43 56 0 0 0 22
2 5 1100 -13 -7 -4 75 86 29 42 55 0 0 0 22
2 5 1200 -13 -7 -3 75 86 27 40 53 0 0 0 21
2 5 1300 -12 -6 -3 75 83 24 36 54 0 0 0 20
2 5 1400 -12 -6 -3 75 86 23 35 55 0 0 0 126
2 5 1500 -12 -6 -3 75 86 22 33 55 0 0 0 126
2 5 1600 -13 -7 -4 75 86 21 31 56 0 0 0 126
2 5 1700 -14 -7 -6 75 87 26 37 57 0 0 0 126
2 5 1800 -15 -9 -8 75 88 28 40 58 0 0 0 126
2 5 1900 -14 -8 -8 76 89 31 44 58 0 0 0 20
2 5 2000 -14 -7 -7 76 89 33 46 58 0 0 0 23
2 5 2100 -14 -6 -6 76 89 29 43 58 0 0 0 22
2 5 2200 -13 -6 -4 76 88 30 41 56 0 0 0 22
2 5 2300 -13 -6 -5 76 87 31 53 54 0 0 0 22
2 6 0 -13 -5 -4 76 87 30 43 54 0 0 0 22
2 6 100 -13 -5 -4 76 87 29 40 54 0 0 0 21
2 6 200 -13 -6 -4 76 87 28 37 53 0 0 0 21
2 6 300 -14 -6 -5 76 88 24 35 52 0 0 0 21
2 6 400 -14 -6 -5 76 86 23 34 51 0 0 0 20
2 6 500 -14 -7 -6 75 86 22 35 51 0 0 0 20
2 6 600 -15 -7 -7 75 85 23 33 50 0 0 0 20
2 6 700 -15 -7 -7 75 85 22 37 46 0 0 0 21
2 6 800 -15 -7 -6 75 84 23 36 44 0 0 0 22
2 6 900 -14 -6 -4 75 83 23 34 46 0 0 0 22
Northwest Avalanche Center
Washington Department of Transportation
Blewett Pass, WA
Equip temp is prec. gage temperature
Prec gage recording condensation
Prec gage not heating
MM/DD Hour Temp RH Equip Hour Total 24 Hr Total
PST F % Temp Prec Prec Snow Snow
4100' 4100' 4100' 4100' 4100' 4100' 4100'
2 5 1000 3 45 51 0 0 -0 13
2 5 1100 2 48 47 0 0 -0 14
2 5 1200 1 43 41 0 0 -0 13
2 5 1300 0 48 33 0 0 0 13
2 5 1400 1 48 37 0 0 0 14
2 5 1500 -1 52 27 0 0 0 14
2 5 1600 -2 53 26 0 0 0 14
2 5 1700 -2 54 31 0 0 -0 14
2 5 1800 -3 56 36 0 0 0 14
2 5 1900 -3 59 35 0 0 0 14
2 5 2000 -3 59 37 0 0 0 14
2 5 2100 -2 60 34 0 0 0 14
2 5 2200 -1 58 34 0 0 0 14
2 5 2300 -1 58 37 0 0 0 14
2 6 0 -0 54 32 0 0 0 14
2 6 100 -0 58 30 0 0 0 14
2 6 200 -1 59 29 0 0 0 14
2 6 300 -1 57 31 0 0 0 14
2 6 400 -2 57 31 0 0 0 14
2 6 500 -2 54 29 0 0 0 14
2 6 600 -2 55 33 0 0 0 13
2 6 700 -2 53 31 0 0 0 14
2 6 800 -2 52 38 0 0 0 14
2 6 900 0 48 38 0 0 -0 13
Northwest Avalanche Center
Washington Department of Transportation
Mt Washington, Washington
Approx 6 mi SE of North Bend
Wind direction unheated and may rime
MM/DD Hour Batt Temp Wind Solar
PST Volt Deg F Dir W/m2
4340' 4340' 4340' 4340'
2 5 1000 13.1 1 311 1
2 5 1100 13.8 6 319 6
2 5 1200 14.2 6 321 8
2 5 1300 14.4 6 324 8
2 5 1400 14.6 7 322 8
2 5 1500 14.5 7 323 8
2 5 1600 14.2 6 325 7
2 5 1700 13.8 4 321 4
2 5 1800 13.3 -0 310 0
2 5 1900 13.1 -1 315 0
2 5 2000 13.1 -2 317 0
2 5 2100 13.1 -2 314 0
2 5 2200 13.1 -2 316 0
2 5 2300 13.0 -1 315 0
2 6 0 13.0 -1 317 0
2 6 100 13.0 -1 313 0
2 6 200 13.0 -1 312 0
2 6 300 13.0 -1 312 0
2 6 400 13.0 -0 314 0
2 6 500 13.0 0 316 0
2 6 600 13.0 1 313 0
2 6 700 13.0 1 314 0
2 6 800 13.0 1 309 0
2 6 900 13.0 1 315 1
Northwest Avalanche Center
Alpental Ski Area, Washington
Wind gages unheated and may rime
Mid station installed Dec 2013, awaiting communication link from ski area
Phone line down Feb 3
MM/DD Hour Temp Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total 24 Hr
PST F F F % % Avg Max Dir. Prec Prec Snow Snow Snow
5470' 4350' 3100' 3100' 5470' 5520' 5520' 5520' 3100' 3100' 3100' 3100' 5470'
2 5 1000 -2 7 66 84 0 0 220 0 0 0 52 2
2 5 1100 -2 9 64 86 0 0 220 0 0 0 52 2
2 5 1200 -1 8 68 84 0 1 221 0 0 0 51 2
2 5 1300 -0 8 65 86 0 2 223 0 0 0 52 1
2 5 1400 0 9 71 85 0 1 221 0 0 0 53 1
2 5 1500 -1 8 66 86 0 1 225 0 0 0 52 1
2 5 1600 -3 8 65 85 0 2 222 0 0 0 52 2
2 5 1700 -5 7 67 85 0 2 221 0 0 0 52 2
2 5 1800 -6 6 63 84 0 2 221 0 0 0 52 2
2 5 1900 -7 5 62 84 0 1 221 0 0 0 52 2
2 5 2000 -7 4 68 83 0 1 219 0 0 0 52 2
2 5 2100 -7 4 66 83 0 1 141 0 0 0 52 2
2 5 2200 -7 4 68 84 0 1 165 0 0 0 52 2
2 5 2300 -7 5 65 83 0 1 162 0 0 0 46 1
2 6 0 -8 4 70 83 0 1 163 0 0 0 52 1
2 6 100 -8 4 69 84 0 1 166 0 0 0 52 1
2 6 200 -7 4 69 83 0 1 163 0 0 0 52 1
2 6 300 -7 5 68 83 0 1 166 0 0 0 52 0
2 6 400 -7 5 65 84 0 1 162 0 0 0 67 0
2 6 500 -7 4 71 83 0 1 161 0 0 0 52 0
2 6 600 -7 4 67 83 0 1 165 0 0 0 52 0
2 6 700 -7 5 67 83 0 1 168 0 0 0 52 0
2 6 800 -7 5 66 83 0 1 166 0 0 0 52 0
2 6 900 -5 6 63 84 0 1 162 0 0 0 52 0
Northwest Avalanche Center
Washington Department of Transportation
Snoqualmie Pass, Washington
3770' temp above Lake Keechelus snow shed
MM/DD Hour Temp Temp Temp RH Wind Wind Wind Hour Total 24 Hr Total Press
PST F F F % Avg Max Dir Prec Prec Snow Snow mb
3760' 3770' 3010' 3010' 3760' 3760' 3760' 3010' 3010' 3010' 3010' 3010'
2 5 1000 2 5 9 58 18 32 154 0 0 -0 42 1026
2 5 1100 2 4 11 56 19 32 147 0 0 -0 42 1026
2 5 1200 4 4 13 56 20 35 165 0 0 -0 42 1026
2 5 1300 4 5 15 50 22 41 162 0 0 -0 42 1025
2 5 1400 4 5 14 55 19 29 139 0 0 -0 42 1025
2 5 1500 4 5 12 52 20 31 161 0 0 -0 42 1024
2 5 1600 2 4 10 59 21 31 169 0 0 0 43 1024
2 5 1700 2 1 6 65 23 39 143 0 0 0 43 1024
2 5 1800 1 -0 4 64 23 34 152 0 0 0 43 1024
2 5 1900 0 -1 3 67 23 40 130 0 0 0 43 1024
2 5 2000 3 -1 3 65 24 40 182 0 0 0 43 1023
2 5 2100 -1 -1 3 68 22 43 123 0 0 -0 43 1023
2 5 2200 -0 -1 3 63 21 33 147 0 0 0 43 1022
2 5 2300 -0 -1 3 67 19 30 132 0 0 0 43 1022
2 6 0 3 -1 3 68 21 33 143 0 0 0 43 1021
2 6 100 0 -1 3 69 22 33 158 0 0 0 43 1021
2 6 200 3 -1 3 66 23 41 125 0 0 0 43 1020
2 6 300 -1 -0 4 65 22 31 161 0 0 0 43 1020
2 6 400 -2 -1 4 64 23 33 133 0 0 0 43 1019
2 6 500 -0 -1 3 67 23 32 135 0 0 0 43 1018
2 6 600 -1 -1 3 66 20 32 150 0 0 0 43 1018
2 6 700 2 -1 3 66 21 35 163 0 0 0 43 1017
2 6 800 0 -1 4 64 21 35 118 0 0 -0 43 1017
2 6 900 0 0 5 59 22 34 123 0 0 0 43 1016
Northwest Avalanche Center
Crystal Mountain Ski Area, Washington
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F F % % Min Avg Max Dir Prec Prec Snow Snow
6830' 4570' 6830' 4570' 6830' 6830' 6830' 6830' 4570' 4570' 4570' 4570'
2 5 1000 -3 -1 88 76 16 29 49 97 0 0 0 26
2 5 1100 -1 -0 88 79 16 24 40 93 0 0 -0 26
2 5 1200 -4 1 90 76 17 27 37 133 0 0 0 26
2 5 1300 5 2 91 76 18 30 36 105 0 0 0 26
2 5 1400 3 2 90 75 18 29 35 109 0 0 0 26
2 5 1500 3 2 91 74 20 28 35 101 0 0 0 26
2 5 1600 3 1 90 79 16 28 35 93 0 0 -0 26
2 5 1700 1 -1 90 81 20 32 40 101 0 0 -0 26
2 5 1800 1 -2 89 79 19 36 46 97 0 0 0 26
2 5 1900 -3 -3 87 80 20 36 48 94 0 0 0 26
2 5 2000 -1 -3 86 82 19 35 54 105 0 0 -0 26
2 5 2100 -5 -3 85 83 22 35 82 88 0 0 0 26 NOTE: Wind Max
2 5 2200 -4 -3 85 83 22 39 107 103 0 0 0 26 data is almost
2 5 2300 -13 -3 86 83 22 39 93 101 0 0 0 26 certainly
2 6 0 -4 -3 87 79 23 44 125 78 0 0 0 26 erroneous
2 6 100 -4 -3 87 79 20 43 185 97 0 0 0 26 after 2100,
2 6 200 -5 -3 86 82 23 43 118 95 0 0 0 26 and 6830' Temp
2 6 300 -4 -2 85 81 23 43 151 95 0 0 0 26 may also be
2 6 400 -5 -3 87 79 21 42 93 93 0 0 0 26 unreliable.
2 6 500 -4 -2 87 79 20 40 172 91 0 0 0 26
2 6 600 -7 -2 87 78 20 43 112 86 0 0 0 26
2 6 700 -4 -2 87 81 20 42 93 84 0 0 0 26
2 6 800 -15 -1 87 76 21 42 217 85 0 0 0 26
2 6 900 -1 76 0 0 -0 26
Northwest Avalanche Center
Green Valley, Crystal Mountain Ski Area, Washington
Strong winds may affect snowdepth readings
MM/DD Hour Temp 24 Hr Total
PST F Snow Snow
6230' 6230' 6230'
2 5 1000 -8 0 66
2 5 1100 -8 0 66
2 5 1200 -6 0 66
2 5 1300 -8 0 67
2 5 1400 -6 0 66
2 5 1500 -8 0 66
2 5 1600 -10 0 67
2 5 1700 -12 0 67
2 5 1800 -14 0 67
2 5 1900 -15 0 67
2 5 2000 -15 0 67
2 5 2100 -15 0 67
2 5 2200 -15 0 67
2 5 2300 -15 0 67
2 6 0 -15 0 67
2 6 100 -15 0 67
2 6 200 -15 0 67
2 6 300 -14 0 67
2 6 400 -14 0 67
2 6 500 -13 0 67
2 6 600 -13 0 67
2 6 700 -13 0 67
2 6 800 -13 0 67
2 6 900 -12 0 66
[/tt]
Dirty Face Mountain, Washington
Wind gages unheated and may rime
Wind direction intermittent
Temp. gage is erratic
MM/DD Hour Temp RH Wind Wind Wind Wind
PST F % Min Avg Max Dir
5980' 5980' 5980' 5980' 5980' 5980'
2 5 1000 4 94 0 0 1 9
2 5 1100 14 99 0 0 1 8
2 5 1200 14 100 0 0 1 4
2 5 1300 9 96 0 0 1 97
2 5 1400 9 97 0 0 1 113
2 5 1500 13 100 0 0 1 87
2 5 1600 10 99 0 0 1 84
2 5 1700 10 99 0 0 1 74
2 5 1800 12 97 0 0 2 56
2 5 1900 11 98 0 0 1 26
2 5 2000 -6 88 0 0 1 67
2 5 2100 -10 89 0 1 2 74
2 5 2200 -5 89 0 1 2 74
2 5 2300 -4 89 0 0 2 71
2 6 0 -9 89 0 1 2 71
2 6 100 -4 89 0 1 2 77
2 6 200 -4 89 0 1 2 69
2 6 300 -7 89 0 1 2 77
2 6 400 -8 89 0 1 2 77
2 6 500 -9 89 0 1 2 76
2 6 600 -10 89 0 1 2 80
2 6 700 -10 89 0 1 2 74
2 6 800 -1 89 0 1 2 73
2 6 900 -8 90 0 1 2 74
Northwest Avalanche Center
Lake Wenatchee State Park, Washington
Wind gages unheated and may rime
MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F % Min Avg Max Dir Prec Prec Snow Snow
1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930' 1930'
2 5 1000 11 50 0 0 2 62 0 0 1 7
2 5 1100 13 46 0 1 5 128 0 0 1 7
2 5 1200 13 47 0 1 5 119 0 0 1 7
2 5 1300 14 43 0 1 5 147 0 0 1 7
2 5 1400 14 43 0 1 5 136 0 0 1 7
2 5 1500 14 40 0 1 3 141 0 0 1 7
2 5 1600 12 45 0 0 3 167 0 0 1 7
2 5 1700 10 48 0 0 2 160 0 0 1 7
2 5 1800 5 67 0 0 0 123 0 0 1 -130
2 5 1900 2 74 0 0 0 121 0 0 1 -258
2 5 2000 -1 79 0 0 0 121 0 0 1 7
2 5 2100 -2 82 0 0 0 121 0 0 1 8
2 5 2200 -3 85 0 0 0 121 0 0 1 -126
2 5 2300 -5 86 0 0 0 121 0 0 1 -125
2 6 0 -5 85 0 0 0 117 0 0 1 7
2 6 100 -4 84 0 0 0 115 0 0 1 7
2 6 200 -4 85 0 0 0 115 0 0 1 7
2 6 300 -3 85 0 0 0 115 0 0 1 7
2 6 400 -3 85 0 0 0 115 0 0 1 9
2 6 500 -3 85 0 0 0 115 0 0 1 7
2 6 600 -3 85 0 0 0 115 0 0 1 -126
2 6 700 -5 86 0 0 0 115 0 0 1 7
2 6 800 -5 84 0 0 0 115 0 0 1 -125
2 6 900 -1 84 0 0 0 115 0 0 1 7
Northwest Avalanche Center
Washington Department of Transportation
Tumwater Mountain, Leavenworth, Washington
Wind gages unheated and may rime
MM/DD Hour Temp Wind Wind Wind Wind Total
PST F Min Avg Max Dir Snow
4180' 4180' 4180' 4180' 4180' 4180'
2 5 1000 -0 0 3 6 217 10
2 5 1100 1 0 2 6 187 9
2 5 1200 0 0 2 6 159 9
2 5 1300 2 0 3 8 160 8
2 5 1400 0 0 1 5 142 8
2 5 1500 0 0 2 7 159 9
2 5 1600 -1 0 4 9 251 9
2 5 1700 -2 4 7 12 254 168
2 5 1800 -2 2 6 11 252 168
2 5 1900 -2 1 5 9 248 168
2 5 2000 -2 3 6 9 250 168
2 5 2100 -2 1 4 9 237 168
2 5 2200 -1 1 4 7 221 168
2 5 2300 -1 0 3 8 201 168
2 6 0 -1 0 3 7 210 168
2 6 100 -1 0 3 6 204 168
2 6 200 -1 1 3 8 187 168
2 6 300 -2 0 3 7 216 168
2 6 400 -2 1 3 6 212 168
2 6 500 -2 1 3 8 175 168
2 6 600 -3 1 4 6 215 168
2 6 700 -3 1 3 6 194 168
2 6 800 -2 1 3 6 193 168
2 6 900 -1 0 3 6 208 9
Northwest Avalanche Center
Mission Ridge Ski Area, Washington
MM/DD Hour Temp Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total
PST F F F % % Avg Max Dir Prec Prec Snow Snow
6730' 5160' 4610' 6730' 5160' 6730' 6730' 6730' 5160' 5160' 5160' 5160'
2 5 1000 -14 -8 -6 75 85 29 43 56 0 0 0 22
2 5 1100 -13 -7 -4 75 86 29 42 55 0 0 0 22
2 5 1200 -13 -7 -3 75 86 27 40 53 0 0 0 21
2 5 1300 -12 -6 -3 75 83 24 36 54 0 0 0 20
2 5 1400 -12 -6 -3 75 86 23 35 55 0 0 0 126
2 5 1500 -12 -6 -3 75 86 22 33 55 0 0 0 126
2 5 1600 -13 -7 -4 75 86 21 31 56 0 0 0 126
2 5 1700 -14 -7 -6 75 87 26 37 57 0 0 0 126
2 5 1800 -15 -9 -8 75 88 28 40 58 0 0 0 126
2 5 1900 -14 -8 -8 76 89 31 44 58 0 0 0 20
2 5 2000 -14 -7 -7 76 89 33 46 58 0 0 0 23
2 5 2100 -14 -6 -6 76 89 29 43 58 0 0 0 22
2 5 2200 -13 -6 -4 76 88 30 41 56 0 0 0 22
2 5 2300 -13 -6 -5 76 87 31 53 54 0 0 0 22
2 6 0 -13 -5 -4 76 87 30 43 54 0 0 0 22
2 6 100 -13 -5 -4 76 87 29 40 54 0 0 0 21
2 6 200 -13 -6 -4 76 87 28 37 53 0 0 0 21
2 6 300 -14 -6 -5 76 88 24 35 52 0 0 0 21
2 6 400 -14 -6 -5 76 86 23 34 51 0 0 0 20
2 6 500 -14 -7 -6 75 86 22 35 51 0 0 0 20
2 6 600 -15 -7 -7 75 85 23 33 50 0 0 0 20
2 6 700 -15 -7 -7 75 85 22 37 46 0 0 0 21
2 6 800 -15 -7 -6 75 84 23 36 44 0 0 0 22
2 6 900 -14 -6 -4 75 83 23 34 46 0 0 0 22
Northwest Avalanche Center
Washington Department of Transportation
Blewett Pass, WA
Equip temp is prec. gage temperature
Prec gage recording condensation
Prec gage not heating
MM/DD Hour Temp RH Equip Hour Total 24 Hr Total
PST F % Temp Prec Prec Snow Snow
4100' 4100' 4100' 4100' 4100' 4100' 4100'
2 5 1000 3 45 51 0 0 -0 13
2 5 1100 2 48 47 0 0 -0 14
2 5 1200 1 43 41 0 0 -0 13
2 5 1300 0 48 33 0 0 0 13
2 5 1400 1 48 37 0 0 0 14
2 5 1500 -1 52 27 0 0 0 14
2 5 1600 -2 53 26 0 0 0 14
2 5 1700 -2 54 31 0 0 -0 14
2 5 1800 -3 56 36 0 0 0 14
2 5 1900 -3 59 35 0 0 0 14
2 5 2000 -3 59 37 0 0 0 14
2 5 2100 -2 60 34 0 0 0 14
2 5 2200 -1 58 34 0 0 0 14
2 5 2300 -1 58 37 0 0 0 14
2 6 0 -0 54 32 0 0 0 14
2 6 100 -0 58 30 0 0 0 14
2 6 200 -1 59 29 0 0 0 14
2 6 300 -1 57 31 0 0 0 14
2 6 400 -2 57 31 0 0 0 14
2 6 500 -2 54 29 0 0 0 14
2 6 600 -2 55 33 0 0 0 13
2 6 700 -2 53 31 0 0 0 14
2 6 800 -2 52 38 0 0 0 14
2 6 900 0 48 38 0 0 -0 13
Northwest Avalanche Center
Washington Department of Transportation
Mt Washington, Washington
Approx 6 mi SE of North Bend
Wind direction unheated and may rime
MM/DD Hour Batt Temp Wind Solar
PST Volt Deg F Dir W/m2
4340' 4340' 4340' 4340'
2 5 1000 13.1 1 311 1
2 5 1100 13.8 6 319 6
2 5 1200 14.2 6 321 8
2 5 1300 14.4 6 324 8
2 5 1400 14.6 7 322 8
2 5 1500 14.5 7 323 8
2 5 1600 14.2 6 325 7
2 5 1700 13.8 4 321 4
2 5 1800 13.3 -0 310 0
2 5 1900 13.1 -1 315 0
2 5 2000 13.1 -2 317 0
2 5 2100 13.1 -2 314 0
2 5 2200 13.1 -2 316 0
2 5 2300 13.0 -1 315 0
2 6 0 13.0 -1 317 0
2 6 100 13.0 -1 313 0
2 6 200 13.0 -1 312 0
2 6 300 13.0 -1 312 0
2 6 400 13.0 -0 314 0
2 6 500 13.0 0 316 0
2 6 600 13.0 1 313 0
2 6 700 13.0 1 314 0
2 6 800 13.0 1 309 0
2 6 900 13.0 1 315 1
Northwest Avalanche Center
Alpental Ski Area, Washington
Wind gages unheated and may rime
Mid station installed Dec 2013, awaiting communication link from ski area
Phone line down Feb 3
MM/DD Hour Temp Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total 24 Hr
PST F F F % % Avg Max Dir. Prec Prec Snow Snow Snow
5470' 4350' 3100' 3100' 5470' 5520' 5520' 5520' 3100' 3100' 3100' 3100' 5470'
2 5 1000 -2 7 66 84 0 0 220 0 0 0 52 2
2 5 1100 -2 9 64 86 0 0 220 0 0 0 52 2
2 5 1200 -1 8 68 84 0 1 221 0 0 0 51 2
2 5 1300 -0 8 65 86 0 2 223 0 0 0 52 1
2 5 1400 0 9 71 85 0 1 221 0 0 0 53 1
2 5 1500 -1 8 66 86 0 1 225 0 0 0 52 1
2 5 1600 -3 8 65 85 0 2 222 0 0 0 52 2
2 5 1700 -5 7 67 85 0 2 221 0 0 0 52 2
2 5 1800 -6 6 63 84 0 2 221 0 0 0 52 2
2 5 1900 -7 5 62 84 0 1 221 0 0 0 52 2
2 5 2000 -7 4 68 83 0 1 219 0 0 0 52 2
2 5 2100 -7 4 66 83 0 1 141 0 0 0 52 2
2 5 2200 -7 4 68 84 0 1 165 0 0 0 52 2
2 5 2300 -7 5 65 83 0 1 162 0 0 0 46 1
2 6 0 -8 4 70 83 0 1 163 0 0 0 52 1
2 6 100 -8 4 69 84 0 1 166 0 0 0 52 1
2 6 200 -7 4 69 83 0 1 163 0 0 0 52 1
2 6 300 -7 5 68 83 0 1 166 0 0 0 52 0
2 6 400 -7 5 65 84 0 1 162 0 0 0 67 0
2 6 500 -7 4 71 83 0 1 161 0 0 0 52 0
2 6 600 -7 4 67 83 0 1 165 0 0 0 52 0
2 6 700 -7 5 67 83 0 1 168 0 0 0 52 0
2 6 800 -7 5 66 83 0 1 166 0 0 0 52 0
2 6 900 -5 6 63 84 0 1 162 0 0 0 52 0
Northwest Avalanche Center
Washington Department of Transportation
Snoqualmie Pass, Washington
3770' temp above Lake Keechelus snow shed
MM/DD Hour Temp Temp Temp RH Wind Wind Wind Hour Total 24 Hr Total Press
PST F F F % Avg Max Dir Prec Prec Snow Snow mb
3760' 3770' 3010' 3010' 3760' 3760' 3760' 3010' 3010' 3010' 3010' 3010'
2 5 1000 2 5 9 58 18 32 154 0 0 -0 42 1026
2 5 1100 2 4 11 56 19 32 147 0 0 -0 42 1026
2 5 1200 4 4 13 56 20 35 165 0 0 -0 42 1026
2 5 1300 4 5 15 50 22 41 162 0 0 -0 42 1025
2 5 1400 4 5 14 55 19 29 139 0 0 -0 42 1025
2 5 1500 4 5 12 52 20 31 161 0 0 -0 42 1024
2 5 1600 2 4 10 59 21 31 169 0 0 0 43 1024
2 5 1700 2 1 6 65 23 39 143 0 0 0 43 1024
2 5 1800 1 -0 4 64 23 34 152 0 0 0 43 1024
2 5 1900 0 -1 3 67 23 40 130 0 0 0 43 1024
2 5 2000 3 -1 3 65 24 40 182 0 0 0 43 1023
2 5 2100 -1 -1 3 68 22 43 123 0 0 -0 43 1023
2 5 2200 -0 -1 3 63 21 33 147 0 0 0 43 1022
2 5 2300 -0 -1 3 67 19 30 132 0 0 0 43 1022
2 6 0 3 -1 3 68 21 33 143 0 0 0 43 1021
2 6 100 0 -1 3 69 22 33 158 0 0 0 43 1021
2 6 200 3 -1 3 66 23 41 125 0 0 0 43 1020
2 6 300 -1 -0 4 65 22 31 161 0 0 0 43 1020
2 6 400 -2 -1 4 64 23 33 133 0 0 0 43 1019
2 6 500 -0 -1 3 67 23 32 135 0 0 0 43 1018
2 6 600 -1 -1 3 66 20 32 150 0 0 0 43 1018
2 6 700 2 -1 3 66 21 35 163 0 0 0 43 1017
2 6 800 0 -1 4 64 21 35 118 0 0 -0 43 1017
2 6 900 0 0 5 59 22 34 123 0 0 0 43 1016
Northwest Avalanche Center
Crystal Mountain Ski Area, Washington
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F F % % Min Avg Max Dir Prec Prec Snow Snow
6830' 4570' 6830' 4570' 6830' 6830' 6830' 6830' 4570' 4570' 4570' 4570'
2 5 1000 -3 -1 88 76 16 29 49 97 0 0 0 26
2 5 1100 -1 -0 88 79 16 24 40 93 0 0 -0 26
2 5 1200 -4 1 90 76 17 27 37 133 0 0 0 26
2 5 1300 5 2 91 76 18 30 36 105 0 0 0 26
2 5 1400 3 2 90 75 18 29 35 109 0 0 0 26
2 5 1500 3 2 91 74 20 28 35 101 0 0 0 26
2 5 1600 3 1 90 79 16 28 35 93 0 0 -0 26
2 5 1700 1 -1 90 81 20 32 40 101 0 0 -0 26
2 5 1800 1 -2 89 79 19 36 46 97 0 0 0 26
2 5 1900 -3 -3 87 80 20 36 48 94 0 0 0 26
2 5 2000 -1 -3 86 82 19 35 54 105 0 0 -0 26
2 5 2100 -5 -3 85 83 22 35 82 88 0 0 0 26 NOTE: Wind Max
2 5 2200 -4 -3 85 83 22 39 107 103 0 0 0 26 data is almost
2 5 2300 -13 -3 86 83 22 39 93 101 0 0 0 26 certainly
2 6 0 -4 -3 87 79 23 44 125 78 0 0 0 26 erroneous
2 6 100 -4 -3 87 79 20 43 185 97 0 0 0 26 after 2100,
2 6 200 -5 -3 86 82 23 43 118 95 0 0 0 26 and 6830' Temp
2 6 300 -4 -2 85 81 23 43 151 95 0 0 0 26 may also be
2 6 400 -5 -3 87 79 21 42 93 93 0 0 0 26 unreliable.
2 6 500 -4 -2 87 79 20 40 172 91 0 0 0 26
2 6 600 -7 -2 87 78 20 43 112 86 0 0 0 26
2 6 700 -4 -2 87 81 20 42 93 84 0 0 0 26
2 6 800 -15 -1 87 76 21 42 217 85 0 0 0 26
2 6 900 -1 76 0 0 -0 26
Northwest Avalanche Center
Green Valley, Crystal Mountain Ski Area, Washington
Strong winds may affect snowdepth readings
MM/DD Hour Temp 24 Hr Total
PST F Snow Snow
6230' 6230' 6230'
2 5 1000 -8 0 66
2 5 1100 -8 0 66
2 5 1200 -6 0 66
2 5 1300 -8 0 67
2 5 1400 -6 0 66
2 5 1500 -8 0 66
2 5 1600 -10 0 67
2 5 1700 -12 0 67
2 5 1800 -14 0 67
2 5 1900 -15 0 67
2 5 2000 -15 0 67
2 5 2100 -15 0 67
2 5 2200 -15 0 67
2 5 2300 -15 0 67
2 6 0 -15 0 67
2 6 100 -15 0 67
2 6 200 -15 0 67
2 6 300 -14 0 67
2 6 400 -14 0 67
2 6 500 -13 0 67
2 6 600 -13 0 67
2 6 700 -13 0 67
2 6 800 -13 0 67
2 6 900 -12 0 66
[/tt]
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12 years 1 week ago #220179
by Amar Andalkar
Replied by Amar Andalkar on topic Re: COLD: Below zero F today at almost all NWAC sites!
[tt]Northwest Avalanche Center
Washington Department of Transportation
Chinook Pass, Washington
Wind gages unheated and may rime
Equip temp is prec. gage temp
MM/DD Hour Temp Temp RH RH Wind Wind Wind Equip Hour Total Total
PST F F % % Avg Max Dir Temp Prec Prec Snow
6240' 5500' 6240' 5500' 6240' 6240' 6240' 5500' 5500' 5500' 5500'
offline
Northwest Avalanche Center
Sunrise, Mount Rainier National Park, Washington
Wind gages unheated and may rime
Prec gage out for season
MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total Total
PST F F % % Avg Max Dir Prec Prec Snow
6880' 6410' 6880' 6410' 6880' 6880' 6880' 6410' 6410' 6410'
2 5 1000 -1 80 0 43
2 5 1100 5 78 0 43
2 5 1200 8 75 0 42
2 5 1300 4 76 0 42
2 5 1400 3 79 0 42
2 5 1500 1 80 0 42
2 5 1600 -3 83 0 43
2 5 1700 -6 84 0 44
2 5 1800 -7 83 0 44
2 5 1900 -9 82 0 43
2 5 2000 -11 82 0 44
2 5 2100 -11 83 0 44
2 5 2200 -10 82 0 44
2 5 2300 -10 82 0 44
2 6 0 -10 82 0 44
2 6 100 -9 83 0 44
2 6 200 -9 83 0 44
2 6 300 -7 83 0 44
2 6 400 -7 84 0 44
2 6 500 -6 85 0 43
2 6 600 -5 84 0 43
2 6 700 -5 84 0 43
2 6 800 -5 85 0 43
2 6 900 -3 84 0 43
Northwest Avalanche Center
Paradise, Mt Rainier National Park, Washington
Wind speed not reliable and may record periodically
MM/DD Hour Temp RH Wind Wind Wind Hour Total 24 Hr Total Solar
PST F % Avg Max Dir Prec Prec Snow Snow W/m2
5400' 5400' 5380' 5380' 5380' 5400' 5400' 5400' 5400' 5400'
2 5 1000 -2 82 0 0 75 0 0 1 101 343
2 5 1100 -0 83 0 0 83 0 0 1 101 490
2 5 1200 2 80 0 0 86 0 0 1 101 582
2 5 1300 3 80 0 0 85 0 0 1 100 616
2 5 1400 4 76 0 0 85 0 0 -0 100 576
2 5 1500 5 74 0 0 84 0 0 -1 99 492
2 5 1600 0 79 0 0 82 0 0 -0 100 336
2 5 1700 -3 82 0 0 84 0 0 -0 101 136
2 5 1800 -4 83 0 0 84 0 0 -0 100 5
2 5 1900 -5 82 0 0 82 0 0 -0 101 0
2 5 2000 -6 81 0 0 87 0 0 -0 101 0
2 5 2100 -5 81 0 0 88 0 0 -0 101 0
2 5 2200 -6 81 0 0 87 0 0 -0 101 0
2 5 2300 -5 81 0 0 77 0 0 0 100 0
2 6 0 -5 83 0 0 72 0 0 -0 101 0
2 6 100 -5 82 0 0 78 0 0 -0 101 0
2 6 200 -4 81 0 0 80 0 0 -0 100 0
2 6 300 -4 82 0 0 78 0 0 -0 100 0
2 6 400 -3 82 0 0 81 0 0 -0 100 0
2 6 500 -3 82 0 0 80 0 0 -0 100 0
2 6 600 -3 82 0 0 83 0 0 -0 100 0
2 6 700 -3 81 0 0 85 0 0 0 100 0
2 6 800 -1 82 0 0 84 0 0 0 100 11
2 6 900 -1 80 0 0 83 0 0 0 99 91
Northwest Avalanche Center
Camp Muir, Mt Rainier National Park, Washington
Wind gages unheated and may rime
MM/DD Hour Temp RH Wind Wind Wind Wind Solar
PST F % Min Avg Max Dir W/m2
10110' 10110' 10110' 10110' 10110' 10110' 10110'
2 5 1000 0 87 0 2 6 279 82
2 5 1100 1 80 0 1 6 250 129
2 5 1200 -1 75 0 2 4 75 169
2 5 1300 -4 55 0 3 7 65 201
2 5 1400 1 66 0 2 7 358 220
2 5 1500 5 41 0 2 8 287 221
2 5 1600 -2 48 0 3 7 1 197
2 5 1700 -5 29 0 2 6 3 109
2 5 1800 -6 24 0 1 5 3 5
2 5 1900 -4 29 0 2 7 304 0
2 5 2000 -2 14 0 3 8 284 0
2 5 2100 -2 17 0 1 3 324 0
2 5 2200 -3 23 0 3 7 284 0
2 5 2300 -3 21 0 1 5 287 0
2 6 0 -2 12 0 2 5 285 0
2 6 100 -3 22 1 3 5 285 0
2 6 200 -2 27 0 6 14 286 0
2 6 300 -0 12 8 15 21 283 0
2 6 400 2 9 11 16 21 286 0
2 6 500 3 8 12 19 24 281 0
2 6 600 2 10 11 17 26 286 0
2 6 700 5 20 12 17 26 284 0
2 6 800 7 30 10 14 21 282 10
2 6 900 8 46 9 18 28 276 98
Northwest Avalanche Center
White Pass Ski Area, Washington
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total Total
PST F F % % Min Avg Max Dir Prec Prec Snow
5800' 4470' 5800' 4470' 5970' 5970' 5970' 5970' 5800' 5800' 5800'
2 5 1000 -9 1 81 61 23 30 40 90 0 0 87
2 5 1100 -7 3 80 55 25 32 39 91 0 0 86
2 5 1200 -5 6 80 52 23 31 41 90 0 0 86
2 5 1300 -4 8 80 54 23 30 39 90 0 0 86
2 5 1400 -4 11 80 46 24 31 40 90 0 0 85
2 5 1500 -6 10 81 44 23 31 44 91 0 0 85
2 5 1600 -8 8 81 48 25 31 42 92 0 0 85
2 5 1700 -9 1 81 62 26 33 44 93 0 0 85
2 5 1800 -10 -1 81 68 25 33 47 91 0 0 86
2 5 1900 -10 -2 81 71 25 32 42 92 0 0 86
2 5 2000 -10 -2 81 73 24 31 41 91 0 0 86
2 5 2100 -10 -3 81 74 26 32 44 92 0 0 86
2 5 2200 -11 -2 81 72 26 34 43 91 0 0 86
2 5 2300 -10 -3 81 70 25 32 42 89 0 0 86
2 6 0 -10 -3 81 72 27 36 47 92 0 0 86
2 6 100 -10 -3 81 72 30 38 50 92 0 0 86
2 6 200 -10 -3 81 73 28 37 48 92 0 0 86
2 6 300 -10 -3 81 73 28 36 47 91 0 0 85
2 6 400 -11 -3 81 73 28 37 47 90 0 0 86
2 6 500 -11 -3 81 71 30 38 49 91 0 0 86
2 6 600 -11 -3 81 72 29 37 46 92 0 0 84
2 6 700 -11 -3 81 71 31 39 49 91 0 0 83
2 6 800 -11 -3 81 71 29 38 52 91 0 0 84
2 6 900 -9 -2 81 70 29 37 47 91 0 0 84
Northwest Avalanche Center
Mt St Helens, Coldwater Ridge Visitor Center, Washington
Wind exposed site may affect precipitation measurements
Precip gage reporting but may be unrepresenative
Station out unitl further notice
MM/DD Hour Temp RH Wind Wind Wind Hour Total
PST F % Avg Max Dir Prec Prec
3260' 3260' 3260' 3260' 3260' 3260' 3260'
offline
Northwest Avalanche Center
Timberline Lodge, Oregon
Prec gage may record snow falling from nearby trees
MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F % Min Avg Max Dir Prec Prec Snow Snow
5880' 5880' 6000' 6000' 6000' 6000' 5880' 5880' 5880' 5880'
2 5 1000 -2 83 4 11 22 76 0 0 2 78
2 5 1100 -2 84 3 9 20 79 0 0 2 78
2 5 1200 -2 83 5 11 21 78 0 0 2 79
2 5 1300 -1 82 4 8 18 78 0 0 2 78
2 5 1400 -2 83 3 7 15 83 0 0 2 78
2 5 1500 -2 82 2 6 15 81 0 0 2 78
2 5 1600 -2 81 1 4 9 80 0 0 2 77
2 5 1700 -4 82 3 6 15 81 0 0 2 77
2 5 1800 -5 84 4 8 18 85 0 0 1 77
2 5 1900 -5 83 3 8 18 84 0 0 2 77
2 5 2000 -6 82 3 7 16 85 0 0 2 77
2 5 2100 -6 82 4 8 19 86 0 0 2 77
2 5 2200 -6 83 5 9 20 85 0 0 3 77
2 5 2300 -5 83 3 10 23 80 0 0 2 76
2 6 0 -4 83 4 10 20 75 0 0 2 76
2 6 100 -2 83 4 9 18 75 0 0 2 76
2 6 200 -3 85 2 7 16 74 0 0 2 76
2 6 300 -2 84 3 8 15 75 0 0 2 76
2 6 400 -2 85 2 8 17 76 0 0 2 76
2 6 500 -1 86 3 7 14 72 0 0 1 76
2 6 600 1 86 2 6 15 73 0 0 1 76
2 6 700 -0 84 2 6 15 77 0 0 1 76
2 6 800 0 85 4 9 16 72 0 0 2 76
2 6 900 0 86 4 8 15 72 0 0 1 76
Northwest Avalanche Center
Top of The Magic Mile chair, Timberline, Oregon
Wind gages heating but may still rime
MM/DD Hour Temp RH Wind Wind Wind Wind
PST F % Min Avg Max Dir
7000' 7000' 7000' 7000' 7000' 7000'
2 5 1000 0 88 0 11 22 58
2 5 1100 -3 87 0 11 24 73
2 5 1200 -3 87 8 13 19 58
2 5 1300 -2 88 5 8 13 59
2 5 1400 -2 89 3 8 14 58
2 5 1500 1 89 1 5 8 70
2 5 1600 0 89 0 7 11 61
2 5 1700 -0 89 7 10 13 54
2 5 1800 -2 88 7 11 14 60
2 5 1900 -1 88 7 10 14 62
2 5 2000 0 89 8 10 13 69
2 5 2100 -0 88 8 10 13 76
2 5 2200 -1 88 9 13 20 72
2 5 2300 -1 88 11 15 20 56
2 6 0 -1 89 11 14 18 53
2 6 100 -0 89 11 13 16 58
2 6 200 1 89 9 13 17 71
2 6 300 2 89 7 11 17 75
2 6 400 6 90 5 11 15 67
2 6 500 7 91 2 8 14 72
2 6 600 7 91 0 4 7 81
2 6 700 11 93 0 4 9 62
2 6 800 14 94 0 5 10 54
2 6 900 13 94 0 4 13 64
Northwest Avalanche Center
Mt Hood Meadows Ski Area, Oregon
MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total Press
PST F F % % Avg Max Dir Prec Prec Snow Snow mb
6540' 5380' 6540' 5380' 6540' 6540' 6540' 5380' 5380' 5380' 5380' 5380'
2 5 1000 -6 1 81 81 8 12 37 0 0 0 58 1017
2 5 1100 -4 0 81 84 7 12 59 .01 .01 0 58 1017
2 5 1200 -5 1 80 81 6 12 48 0 .01 -0 57 1016
2 5 1300 -4 2 80 83 6 10 79 0 .01 0 58 1016
2 5 1400 -5 -0 79 81 7 12 46 0 .01 0 58 1016
2 5 1500 -3 0 76 80 9 13 41 0 .01 0 58 1015
2 5 1600 -5 -2 74 82 9 13 14 0 .01 0 58 1016
2 5 1700 -9 -3 80 83 10 16 20 0 .01 0 58 1015
2 5 1800 -9 -4 80 83 9 14 0 0 .01 0 58 1015
2 5 1900 -10 -4 79 82 10 16 27 0 .01 0 57 1015
2 5 2000 -11 -4 79 82 13 18 50 0 .01 0 58 1014
2 5 2100 -11 -4 79 82 12 17 47 0 .01 0 58 1014
2 5 2200 -11 -4 79 82 10 16 25 0 .01 0 58 1014
2 5 2300 -9 -4 79 82 8 13 8 0 .01 0 58 1013
2 6 0 -11 -5 79 83 8 14 27 0 .01 0 58 1013
2 6 100 -9 -5 80 83 8 15 97 0 .01 0 58 1012
2 6 200 -6 -4 82 83 2 9 317 0 .01 0 58 1012
2 6 300 -6 -3 81 84 0 3 358 0 .01 0 58 1011
2 6 400 -5 -3 81 84 0 3 341 0 .01 0 58 1011
2 6 500 -4 -2 82 84 0 5 213 0 .01 0 58 1010
2 6 600 -2 -2 83 84 0 1 215 0 .01 0 58 1009
2 6 700 -2 -1 82 84 0 1 292 0 .01 0 57 1009
2 6 800 -3 -2 83 83 2 9 179 .01 .02 1 58 1009
2 6 900 1 -1 83 84 0 0 243 .01 .03 1 58 1008
Northwest Avalanche Center
Top of Cascade Express, Mt Hood Meadows Ski Area, Oregon
Wind gages heated but building structure may cause rime on instruments
MM/DD Hour Temp RH Wind Wind Wind Wind
PST F % Min Avg Max Dir
7300' 7300' 7300 7300' 7300' 7300'
2 5 1000 -5 79 7 16 29 52
2 5 1100 -6 80 7 17 27 46
2 5 1200 -5 78 6 11 24 59
2 5 1300 -5 78 3 8 17 64
2 5 1400 -8 79 6 12 21 53
2 5 1500 -2 77 0 4 16 45
2 5 1600 -2 82 0 7 15 50
2 5 1700 -6 82 0 9 22 43
2 5 1800 -9 80 6 15 25 37
2 5 1900 -9 79 1 14 26 42
2 5 2000 -11 77 3 15 28 40
2 5 2100 -11 78 6 20 37 49
2 5 2200 -9 78 4 15 32 42
2 5 2300 -4 82 0 6 17 42
2 6 0 -5 82 0 2 6 43
2 6 100 -3 82 0 0 3 130
2 6 200 -1 82 0 1 9 212
2 6 300 -0 83 0 2 8 229
2 6 400 4 85 0 3 7 263
2 6 500 5 86 1 6 9 267
2 6 600 6 85 4 7 12 267
2 6 700 10 88 2 5 10 274
2 6 800 12 88 2 7 13 252
2 6 900 13 88 2 9 18 254
Northwest Avalanche Center
Ski Bowl Ski Area, Government Camp, Oregon
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total Total
PST F F % % Min Avg Max Dir Prec Prec Snow
5010' 3660' 5010' 3660' 5010' 5010' 5010' 5010' 3660' 3660' 5010'
2 5 1000 2 7 87 83 11 21 36 39 0 0 30
2 5 1100 2 8 87 79 11 19 32 39 0 0 30
2 5 1200 1 10 88 80 11 23 40 41 0 0 31
2 5 1300 3 10 85 77 11 21 43 43 0 0 30
2 5 1400 2 9 87 80 11 23 38 44 0 0 28
2 5 1500 2 8 87 80 9 21 33 46 0 0 29
2 5 1600 0 7 87 81 11 19 33 45 0 0 29
2 5 1700 -2 4 89 81 11 21 33 50 0 0 30
2 5 1800 -3 3 90 82 13 23 38 49 .01 .01 26
2 5 1900 -4 2 89 81 13 27 39 44 0 .01 27
2 5 2000 -4 2 89 81 17 30 45 44 0 .01 27
2 5 2100 -4 3 89 81 15 26 38 43 0 .01 32
2 5 2200 -4 2 89 82 16 28 40 44 0 .01 31
2 5 2300 -4 3 89 82 15 29 40 45 0 .01 32
2 6 0 -4 3 89 82 16 28 42 41 0 .01 28
2 6 100 -4 3 89 83 14 28 45 46 0 .01 33
2 6 200 -4 3 89 84 17 27 36 43 0 .01 34
2 6 300 -4 2 89 83 15 27 36 43 0 .01 26
2 6 400 -3 3 89 84 15 27 37 42 0 .01 28
2 6 500 -3 3 89 83 16 27 37 41 0 .01 24
2 6 600 -3 4 89 84 16 27 40 38 0 .01 35
2 6 700 -2 3 90 85 15 28 38 38 0 .01 34
2 6 800 -2 4 90 85 16 27 39 36 0 .01 34
2 6 900 -1 4 90 85 19 30 42 36 .01 .02 34
[/tt]
Washington Department of Transportation
Chinook Pass, Washington
Wind gages unheated and may rime
Equip temp is prec. gage temp
MM/DD Hour Temp Temp RH RH Wind Wind Wind Equip Hour Total Total
PST F F % % Avg Max Dir Temp Prec Prec Snow
6240' 5500' 6240' 5500' 6240' 6240' 6240' 5500' 5500' 5500' 5500'
offline
Northwest Avalanche Center
Sunrise, Mount Rainier National Park, Washington
Wind gages unheated and may rime
Prec gage out for season
MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total Total
PST F F % % Avg Max Dir Prec Prec Snow
6880' 6410' 6880' 6410' 6880' 6880' 6880' 6410' 6410' 6410'
2 5 1000 -1 80 0 43
2 5 1100 5 78 0 43
2 5 1200 8 75 0 42
2 5 1300 4 76 0 42
2 5 1400 3 79 0 42
2 5 1500 1 80 0 42
2 5 1600 -3 83 0 43
2 5 1700 -6 84 0 44
2 5 1800 -7 83 0 44
2 5 1900 -9 82 0 43
2 5 2000 -11 82 0 44
2 5 2100 -11 83 0 44
2 5 2200 -10 82 0 44
2 5 2300 -10 82 0 44
2 6 0 -10 82 0 44
2 6 100 -9 83 0 44
2 6 200 -9 83 0 44
2 6 300 -7 83 0 44
2 6 400 -7 84 0 44
2 6 500 -6 85 0 43
2 6 600 -5 84 0 43
2 6 700 -5 84 0 43
2 6 800 -5 85 0 43
2 6 900 -3 84 0 43
Northwest Avalanche Center
Paradise, Mt Rainier National Park, Washington
Wind speed not reliable and may record periodically
MM/DD Hour Temp RH Wind Wind Wind Hour Total 24 Hr Total Solar
PST F % Avg Max Dir Prec Prec Snow Snow W/m2
5400' 5400' 5380' 5380' 5380' 5400' 5400' 5400' 5400' 5400'
2 5 1000 -2 82 0 0 75 0 0 1 101 343
2 5 1100 -0 83 0 0 83 0 0 1 101 490
2 5 1200 2 80 0 0 86 0 0 1 101 582
2 5 1300 3 80 0 0 85 0 0 1 100 616
2 5 1400 4 76 0 0 85 0 0 -0 100 576
2 5 1500 5 74 0 0 84 0 0 -1 99 492
2 5 1600 0 79 0 0 82 0 0 -0 100 336
2 5 1700 -3 82 0 0 84 0 0 -0 101 136
2 5 1800 -4 83 0 0 84 0 0 -0 100 5
2 5 1900 -5 82 0 0 82 0 0 -0 101 0
2 5 2000 -6 81 0 0 87 0 0 -0 101 0
2 5 2100 -5 81 0 0 88 0 0 -0 101 0
2 5 2200 -6 81 0 0 87 0 0 -0 101 0
2 5 2300 -5 81 0 0 77 0 0 0 100 0
2 6 0 -5 83 0 0 72 0 0 -0 101 0
2 6 100 -5 82 0 0 78 0 0 -0 101 0
2 6 200 -4 81 0 0 80 0 0 -0 100 0
2 6 300 -4 82 0 0 78 0 0 -0 100 0
2 6 400 -3 82 0 0 81 0 0 -0 100 0
2 6 500 -3 82 0 0 80 0 0 -0 100 0
2 6 600 -3 82 0 0 83 0 0 -0 100 0
2 6 700 -3 81 0 0 85 0 0 0 100 0
2 6 800 -1 82 0 0 84 0 0 0 100 11
2 6 900 -1 80 0 0 83 0 0 0 99 91
Northwest Avalanche Center
Camp Muir, Mt Rainier National Park, Washington
Wind gages unheated and may rime
MM/DD Hour Temp RH Wind Wind Wind Wind Solar
PST F % Min Avg Max Dir W/m2
10110' 10110' 10110' 10110' 10110' 10110' 10110'
2 5 1000 0 87 0 2 6 279 82
2 5 1100 1 80 0 1 6 250 129
2 5 1200 -1 75 0 2 4 75 169
2 5 1300 -4 55 0 3 7 65 201
2 5 1400 1 66 0 2 7 358 220
2 5 1500 5 41 0 2 8 287 221
2 5 1600 -2 48 0 3 7 1 197
2 5 1700 -5 29 0 2 6 3 109
2 5 1800 -6 24 0 1 5 3 5
2 5 1900 -4 29 0 2 7 304 0
2 5 2000 -2 14 0 3 8 284 0
2 5 2100 -2 17 0 1 3 324 0
2 5 2200 -3 23 0 3 7 284 0
2 5 2300 -3 21 0 1 5 287 0
2 6 0 -2 12 0 2 5 285 0
2 6 100 -3 22 1 3 5 285 0
2 6 200 -2 27 0 6 14 286 0
2 6 300 -0 12 8 15 21 283 0
2 6 400 2 9 11 16 21 286 0
2 6 500 3 8 12 19 24 281 0
2 6 600 2 10 11 17 26 286 0
2 6 700 5 20 12 17 26 284 0
2 6 800 7 30 10 14 21 282 10
2 6 900 8 46 9 18 28 276 98
Northwest Avalanche Center
White Pass Ski Area, Washington
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total Total
PST F F % % Min Avg Max Dir Prec Prec Snow
5800' 4470' 5800' 4470' 5970' 5970' 5970' 5970' 5800' 5800' 5800'
2 5 1000 -9 1 81 61 23 30 40 90 0 0 87
2 5 1100 -7 3 80 55 25 32 39 91 0 0 86
2 5 1200 -5 6 80 52 23 31 41 90 0 0 86
2 5 1300 -4 8 80 54 23 30 39 90 0 0 86
2 5 1400 -4 11 80 46 24 31 40 90 0 0 85
2 5 1500 -6 10 81 44 23 31 44 91 0 0 85
2 5 1600 -8 8 81 48 25 31 42 92 0 0 85
2 5 1700 -9 1 81 62 26 33 44 93 0 0 85
2 5 1800 -10 -1 81 68 25 33 47 91 0 0 86
2 5 1900 -10 -2 81 71 25 32 42 92 0 0 86
2 5 2000 -10 -2 81 73 24 31 41 91 0 0 86
2 5 2100 -10 -3 81 74 26 32 44 92 0 0 86
2 5 2200 -11 -2 81 72 26 34 43 91 0 0 86
2 5 2300 -10 -3 81 70 25 32 42 89 0 0 86
2 6 0 -10 -3 81 72 27 36 47 92 0 0 86
2 6 100 -10 -3 81 72 30 38 50 92 0 0 86
2 6 200 -10 -3 81 73 28 37 48 92 0 0 86
2 6 300 -10 -3 81 73 28 36 47 91 0 0 85
2 6 400 -11 -3 81 73 28 37 47 90 0 0 86
2 6 500 -11 -3 81 71 30 38 49 91 0 0 86
2 6 600 -11 -3 81 72 29 37 46 92 0 0 84
2 6 700 -11 -3 81 71 31 39 49 91 0 0 83
2 6 800 -11 -3 81 71 29 38 52 91 0 0 84
2 6 900 -9 -2 81 70 29 37 47 91 0 0 84
Northwest Avalanche Center
Mt St Helens, Coldwater Ridge Visitor Center, Washington
Wind exposed site may affect precipitation measurements
Precip gage reporting but may be unrepresenative
Station out unitl further notice
MM/DD Hour Temp RH Wind Wind Wind Hour Total
PST F % Avg Max Dir Prec Prec
3260' 3260' 3260' 3260' 3260' 3260' 3260'
offline
Northwest Avalanche Center
Timberline Lodge, Oregon
Prec gage may record snow falling from nearby trees
MM/DD Hour Temp RH Wind Wind Wind Wind Hour Total 24 Hr Total
PST F % Min Avg Max Dir Prec Prec Snow Snow
5880' 5880' 6000' 6000' 6000' 6000' 5880' 5880' 5880' 5880'
2 5 1000 -2 83 4 11 22 76 0 0 2 78
2 5 1100 -2 84 3 9 20 79 0 0 2 78
2 5 1200 -2 83 5 11 21 78 0 0 2 79
2 5 1300 -1 82 4 8 18 78 0 0 2 78
2 5 1400 -2 83 3 7 15 83 0 0 2 78
2 5 1500 -2 82 2 6 15 81 0 0 2 78
2 5 1600 -2 81 1 4 9 80 0 0 2 77
2 5 1700 -4 82 3 6 15 81 0 0 2 77
2 5 1800 -5 84 4 8 18 85 0 0 1 77
2 5 1900 -5 83 3 8 18 84 0 0 2 77
2 5 2000 -6 82 3 7 16 85 0 0 2 77
2 5 2100 -6 82 4 8 19 86 0 0 2 77
2 5 2200 -6 83 5 9 20 85 0 0 3 77
2 5 2300 -5 83 3 10 23 80 0 0 2 76
2 6 0 -4 83 4 10 20 75 0 0 2 76
2 6 100 -2 83 4 9 18 75 0 0 2 76
2 6 200 -3 85 2 7 16 74 0 0 2 76
2 6 300 -2 84 3 8 15 75 0 0 2 76
2 6 400 -2 85 2 8 17 76 0 0 2 76
2 6 500 -1 86 3 7 14 72 0 0 1 76
2 6 600 1 86 2 6 15 73 0 0 1 76
2 6 700 -0 84 2 6 15 77 0 0 1 76
2 6 800 0 85 4 9 16 72 0 0 2 76
2 6 900 0 86 4 8 15 72 0 0 1 76
Northwest Avalanche Center
Top of The Magic Mile chair, Timberline, Oregon
Wind gages heating but may still rime
MM/DD Hour Temp RH Wind Wind Wind Wind
PST F % Min Avg Max Dir
7000' 7000' 7000' 7000' 7000' 7000'
2 5 1000 0 88 0 11 22 58
2 5 1100 -3 87 0 11 24 73
2 5 1200 -3 87 8 13 19 58
2 5 1300 -2 88 5 8 13 59
2 5 1400 -2 89 3 8 14 58
2 5 1500 1 89 1 5 8 70
2 5 1600 0 89 0 7 11 61
2 5 1700 -0 89 7 10 13 54
2 5 1800 -2 88 7 11 14 60
2 5 1900 -1 88 7 10 14 62
2 5 2000 0 89 8 10 13 69
2 5 2100 -0 88 8 10 13 76
2 5 2200 -1 88 9 13 20 72
2 5 2300 -1 88 11 15 20 56
2 6 0 -1 89 11 14 18 53
2 6 100 -0 89 11 13 16 58
2 6 200 1 89 9 13 17 71
2 6 300 2 89 7 11 17 75
2 6 400 6 90 5 11 15 67
2 6 500 7 91 2 8 14 72
2 6 600 7 91 0 4 7 81
2 6 700 11 93 0 4 9 62
2 6 800 14 94 0 5 10 54
2 6 900 13 94 0 4 13 64
Northwest Avalanche Center
Mt Hood Meadows Ski Area, Oregon
MM/DD Hour Temp Temp RH RH Wind Wind Wind Hour Total 24 Hr Total Press
PST F F % % Avg Max Dir Prec Prec Snow Snow mb
6540' 5380' 6540' 5380' 6540' 6540' 6540' 5380' 5380' 5380' 5380' 5380'
2 5 1000 -6 1 81 81 8 12 37 0 0 0 58 1017
2 5 1100 -4 0 81 84 7 12 59 .01 .01 0 58 1017
2 5 1200 -5 1 80 81 6 12 48 0 .01 -0 57 1016
2 5 1300 -4 2 80 83 6 10 79 0 .01 0 58 1016
2 5 1400 -5 -0 79 81 7 12 46 0 .01 0 58 1016
2 5 1500 -3 0 76 80 9 13 41 0 .01 0 58 1015
2 5 1600 -5 -2 74 82 9 13 14 0 .01 0 58 1016
2 5 1700 -9 -3 80 83 10 16 20 0 .01 0 58 1015
2 5 1800 -9 -4 80 83 9 14 0 0 .01 0 58 1015
2 5 1900 -10 -4 79 82 10 16 27 0 .01 0 57 1015
2 5 2000 -11 -4 79 82 13 18 50 0 .01 0 58 1014
2 5 2100 -11 -4 79 82 12 17 47 0 .01 0 58 1014
2 5 2200 -11 -4 79 82 10 16 25 0 .01 0 58 1014
2 5 2300 -9 -4 79 82 8 13 8 0 .01 0 58 1013
2 6 0 -11 -5 79 83 8 14 27 0 .01 0 58 1013
2 6 100 -9 -5 80 83 8 15 97 0 .01 0 58 1012
2 6 200 -6 -4 82 83 2 9 317 0 .01 0 58 1012
2 6 300 -6 -3 81 84 0 3 358 0 .01 0 58 1011
2 6 400 -5 -3 81 84 0 3 341 0 .01 0 58 1011
2 6 500 -4 -2 82 84 0 5 213 0 .01 0 58 1010
2 6 600 -2 -2 83 84 0 1 215 0 .01 0 58 1009
2 6 700 -2 -1 82 84 0 1 292 0 .01 0 57 1009
2 6 800 -3 -2 83 83 2 9 179 .01 .02 1 58 1009
2 6 900 1 -1 83 84 0 0 243 .01 .03 1 58 1008
Northwest Avalanche Center
Top of Cascade Express, Mt Hood Meadows Ski Area, Oregon
Wind gages heated but building structure may cause rime on instruments
MM/DD Hour Temp RH Wind Wind Wind Wind
PST F % Min Avg Max Dir
7300' 7300' 7300 7300' 7300' 7300'
2 5 1000 -5 79 7 16 29 52
2 5 1100 -6 80 7 17 27 46
2 5 1200 -5 78 6 11 24 59
2 5 1300 -5 78 3 8 17 64
2 5 1400 -8 79 6 12 21 53
2 5 1500 -2 77 0 4 16 45
2 5 1600 -2 82 0 7 15 50
2 5 1700 -6 82 0 9 22 43
2 5 1800 -9 80 6 15 25 37
2 5 1900 -9 79 1 14 26 42
2 5 2000 -11 77 3 15 28 40
2 5 2100 -11 78 6 20 37 49
2 5 2200 -9 78 4 15 32 42
2 5 2300 -4 82 0 6 17 42
2 6 0 -5 82 0 2 6 43
2 6 100 -3 82 0 0 3 130
2 6 200 -1 82 0 1 9 212
2 6 300 -0 83 0 2 8 229
2 6 400 4 85 0 3 7 263
2 6 500 5 86 1 6 9 267
2 6 600 6 85 4 7 12 267
2 6 700 10 88 2 5 10 274
2 6 800 12 88 2 7 13 252
2 6 900 13 88 2 9 18 254
Northwest Avalanche Center
Ski Bowl Ski Area, Government Camp, Oregon
MM/DD Hour Temp Temp RH RH Wind Wind Wind Wind Hour Total Total
PST F F % % Min Avg Max Dir Prec Prec Snow
5010' 3660' 5010' 3660' 5010' 5010' 5010' 5010' 3660' 3660' 5010'
2 5 1000 2 7 87 83 11 21 36 39 0 0 30
2 5 1100 2 8 87 79 11 19 32 39 0 0 30
2 5 1200 1 10 88 80 11 23 40 41 0 0 31
2 5 1300 3 10 85 77 11 21 43 43 0 0 30
2 5 1400 2 9 87 80 11 23 38 44 0 0 28
2 5 1500 2 8 87 80 9 21 33 46 0 0 29
2 5 1600 0 7 87 81 11 19 33 45 0 0 29
2 5 1700 -2 4 89 81 11 21 33 50 0 0 30
2 5 1800 -3 3 90 82 13 23 38 49 .01 .01 26
2 5 1900 -4 2 89 81 13 27 39 44 0 .01 27
2 5 2000 -4 2 89 81 17 30 45 44 0 .01 27
2 5 2100 -4 3 89 81 15 26 38 43 0 .01 32
2 5 2200 -4 2 89 82 16 28 40 44 0 .01 31
2 5 2300 -4 3 89 82 15 29 40 45 0 .01 32
2 6 0 -4 3 89 82 16 28 42 41 0 .01 28
2 6 100 -4 3 89 83 14 28 45 46 0 .01 33
2 6 200 -4 3 89 84 17 27 36 43 0 .01 34
2 6 300 -4 2 89 83 15 27 36 43 0 .01 26
2 6 400 -3 3 89 84 15 27 37 42 0 .01 28
2 6 500 -3 3 89 83 16 27 37 41 0 .01 24
2 6 600 -3 4 89 84 16 27 40 38 0 .01 35
2 6 700 -2 3 90 85 15 28 38 38 0 .01 34
2 6 800 -2 4 90 85 16 27 39 36 0 .01 34
2 6 900 -1 4 90 85 19 30 42 36 .01 .02 34
[/tt]
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