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9-18-2018
Northwest Avalanche Center
Washington Department of Transportation
Blewett Pass, WA

Precipitation gauge occasionally measures condensation inside gage
MM/DD Hour
PST
Temp
F
4100'
RH
%
4100'
Equip
Temp
4100'
Hour
Prec.
4100'
Total
Prec.
4100'
24 Hr
Snow
4100'
Total
Snow
4100'
Press
mb
4100'

9/18 2200 43 70 41 0 0 8 1017
9/18 2100 44 66 42 0 0 5 1017
9/18 2000 47 58 45 0 0 4 1018
9/18 1900 49 52 48 0 0 4 1017
9/18 1800 55 41 54 0 0 5 1017
9/18 1700 59 35 59 0 0 6 1017
9/18 1600 63 30 65 0 0 2 1017
9/18 1500 62 31 68 0 0 3 1017
9/18 1400 66 26 79 0 0 6 1017
9/18 1300 65 25 80 0 0 5 1017
9/18 1200 61 31 75 0 0 5 1018
9/18 1100 60 33 80 0 0 10 1018
9/18 1000 59 35 80 0 0 5 1018
9/18 900 57 38 78 0 0 5 1018
9/18 800 56 43 68 0 0 8 1018
9/18 700 48 56 46 0 0 4 1018
9/18 600 38 72 35 0 0 5 1018
9/18 500 38 73 34 0 0 4 1017

(some missing data for this range)
9/17 2200 40 65 38 0 0 10 1018
9/17 2100 41 61 39 0 0 9 1018
9/17 2000 42 55 41 0 0 8 1018
9/17 1900 45 52 44 0 0 9 1018
9/17 1800 51 44 50 0 0 7 1017
9/17 1700 54 41 55 0 0 6 1017
9/17 1600 57 39 60 0 0 5 1017
9/17 1500 55 42 59 0 0 9 1018
9/17 1400 58 40 69 0 0 10 1018
9/17 1300 56 43 68 0 0 9 1018
9/17 1200 56 41 67 0 0 11 1018
9/17 1100 54 44 68 0 0 2 1019
9/17 1000 50 48 65 0 0 5 1019
9/17 900 49 51 63 0 0 6 1019
9/17 800 50 49 61 0 0 10 1018
9/17 700 42 64 44 0 0 7 1018
9/17 600 32 82 30 0 0 6 1018
9/17 500 33 81 30 0 0 8 1018

9/17 400 34 80 31 0 .07 8 1018
9/17 300 36 74 34 0 .07 5 1017
9/17 200 39 69 37 0 .07 10 1017
9/17 100 39 72 37 0 .07 4 1018
9/17 0 39 77 37 0 .07 4 1017
9/16 2300 40 78 38 0 .07 4 1017
9/16 2200 40 83 38 0 .07 7 1017
9/16 2100 40 83 38 0 .07 6 1017
9/16 2000 41 81 40 0 .07 4 1017
9/16 1900 43 75 42 0 .07 4 1016
9/16 1800 45 66 45 0 .07 3 1016
9/16 1700 47 58 48 0 .07 3 1015
9/16 1600 51 47 53 0 .07 8 1015
9/16 1500 53 49 58 0 .07 7 1015
9/16 1400 51 60 58 0 .07 4 1014
9/16 1300 51 59 60 0 .07 1 1014
9/16 1200 49 65 61 0 .07 5 1014
9/16 1100 47 83 53 .04 .07 5 1013
9/16 1000 44 82 47 .03 .03 3 1013
9/16 900 48 69 54 0 0 10 1012
9/16 800 51 60 59 0 0 11 1012
9/16 700 43 84 42 0 0 3 1011
9/16 600 39 82 38 0 0 4 1011
9/16 500 40 81 39 0 0 3 1011

9/16 400 40 79 38 0 0 2 1011
9/16 300 39 81 37 0 0 4 1011
9/16 200 40 78 39 0 0 3 1011
9/16 100 42 75 41 0 0 10 1011
9/16 0 44 73 41 0 0 9 1012
9/15 2300 41 81 40 0 0 3 1012
9/15 2200 43 76 42 0 0 10 1012
9/15 2100 46 70 45 0 0 11 1012
9/15 2000 47 65 47 0 0 11 1012
9/15 1900 49 61 49 0 0 11 1012
9/15 1800 51 54 51 0 0 11 1012
9/15 1700 52 50 54 0 0 10 1012
9/15 1600 54 48 56 0 0 10 1012
9/15 1500 54 45 58 0 0 -0 1011
9/15 1400 55 42 60 0 0 10 1011
9/15 1300 56 41 63 0 0 10 1011
9/15 1200 57 37 70 0 0 12 1011
9/15 1100 56 41 69 0 0 8 1012
9/15 1000 56 41 69 0 0 10 1012
9/15 900 53 44 68 0 0 8 1012
9/15 800 50 51 56 0 0 11 1012
9/15 700 48 55 49 0 0 6 1012
9/15 600 41 66 39 0 0 9 1012
9/15 500 40 73 38 0 0 9 1012

9/15 400 39 77 37 0 0 6 1012
9/15 300 39 81 36 0 0 7 1012
9/15 200 39 78 37 0 0 7 1012
9/15 100 40 75 38 0 0 10 1012
9/15 0 41 73 39 0 0 7 1013
9/14 2300 43 69 42 0 0 11 1013
9/14 2200 44 67 43 0 0 11 1013
9/14 2100 47 62 46 0 0 11 1013
9/14 2000 49 59 48 0 0 11 1014
9/14 1900 51 56 50 0 0 11 1013
9/14 1800 53 52 53 0 0 11 1013
9/14 1700 55 47 57 0 0 10 1013
9/14 1600 58 39 62 0 0 4 1013
9/14 1500 58 37 66 0 0 10 1013
9/14 1400 62 31 75 0 0 9 1014
9/14 1300 60 35 72 0 0 9 1014
9/14 1200 58 36 70 0 0 8 1014
9/14 1100 58 40 71 0 0 10 1015
9/14 1000 51 53 57 0 0 10 1015
9/14 900 49 62 55 0 0 10 1015
9/14 800 53 55 63 0 0 10 1015
9/14 700 49 61 53 0 0 9 1015
9/14 600 41 76 40 0 0 6 1015
9/14 500 41 76 39 0 0 5 1015

9/14 400 40 79 38 0 0 5 1015
9/14 300 39 80 36 0 0 5 1015
9/14 200 39 79 36 0 0 4 1015
9/14 100 40 75 38 0 0 5 1015
9/14 0 41 72 38 0 0 6 1015
9/13 2300 41 72 39 0 0 4 1016
9/13 2200 42 69 40 0 0 2 1016
9/13 2100 44 64 41 0 0 11 1016
9/13 2000 45 63 43 0 0 14 1016
9/13 1900 46 62 44 0 0 11 1016
9/13 1800 49 56 49 0 0 11 1015
9/13 1700 51 50 54 0 0 4 1015
9/13 1600 55 43 60 0 0 9 1015
9/13 1500 55 42 60 0 0 6 1015
9/13 1400 58 38 71 0 0 6 1015
9/13 1300 54 47 61 0 0 3 1015
9/13 1200 54 48 65 0 0 5 1014
9/13 1100 54 51 67 0 0 -0 1014
9/13 1000 56 48 75 0 0 10 1014
9/13 900 54 52 75 0 0 7 1014
9/13 800 55 50 69 0 0 10 1014
9/13 700 50 61 52 0 0 3 1013
9/13 600 36 86 34 0 0 4 1013
9/13 500 36 86 34 0 0 7 1013

9/13 400 36 85 34 0 0 2 1013
9/13 300 37 87 34 0 0 3 1013
9/13 200 37 88 34 0 0 4 1013
9/13 100 37 86 35 0 0 7 1013
9/13 0 38 84 35 0 0 9 1013
9/12 2300 39 83 37 0 0 7 1012
9/12 2200 41 76 39 0 0 6 1013
9/12 2100 40 77 38 0 0 8 1013
9/12 2000 43 70 41 0 0 7 1013
9/12 1900 45 65 44 0 0 11 1013
9/12 1800 49 60 49 0 0 7 1013
9/12 1700 53 50 56 0 0 9 1013
9/12 1600 54 52 58 0 0 5 1013
9/12 1500 55 46 60 0 0 5 1013
9/12 1400 62 34 74 0 0 12 1013
9/12 1300 55 48 64 0 0 6 1013
9/12 1200 58 40 72 0 0 6 1013
9/12 1100 60 43 79 0 0 5 1013
9/12 1000 54 50 66 0 0 7 1013
9/12 900 54 52 76 0 0 7 1013
9/12 800 56 48 71 0 0 12 1013
9/12 700 51 62 53 0 0 8 1013
9/12 600 38 88 36 0 0 1 1012
9/12 500 37 87 35 0 0 4 1012

9/12 400 37 85 35 0 0 4 1012
9/12 300 38 85 36 0 0 6 1012
9/12 200 39 84 36 0 0 6 1012
9/12 100 39 82 37 0 0 5 1013
9/12 0 39 83 36 0 0 10 1013
9/11 2300 39 79 37 0 0 4 1013
9/11 2200 41 76 39 0 0 6 1013
9/11 2100 43 71 41 0 0 10 1013
9/11 2000 45 66 44 0 0 10 1013
9/11 1900 46 65 45 0 0 10 1013
9/11 1800 49 58 49 0 0 10 1013
9/11 1700 51 53 53 0 0 3 1013
9/11 1600 55 46 58 0 0 8 1013
9/11 1500 53 56 57 0 0 3 1013
9/11 1400 56 49 67 0 0 2 1013
9/11 1300 59 41 73 0 0 11 1013
9/11 1200 58 46 69 0 0 5 1014
9/11 1100 57 46 73 0 0 3 1013
9/11 1000 58 44 80 0 0 2 1014
9/11 900 55 49 76 0 0 3 1014
9/11 800 56 49 71 0 0 7 1014
9/11 700 51 62 51 0 0 4 1014
9/11 600 40 80 38 0 0 4 1014
9/11 500 43 73 41 0 0 4 1013

9/11 400 45 69 44 0 0 5 1014
9/11 300 46 66 45 0 0 3 1014
9/11 200 46 66 45 0 0 9 1014
9/11 100 46 69 44 0 0 6 1014
9/11 0 46 67 44 0 0 6 1014
9/10 2300 46 69 44 0 0 4 1014
9/10 2200 47 67 45 0 0 3 1015
9/10 2100 47 68 46 0 0 6 1015
9/10 2000 48 67 47 0 0 8 1015
9/10 1900 49 66 48 0 0 5 1015
9/10 1800 51 62 51 0 0 10 1015
9/10 1700 52 57 54 0 0 7 1015
9/10 1600 54 54 58 0 0 2 1015
9/10 1500 56 45 63 0 0 10 1015
9/10 1400 60 38 73 0 0 7 1015
9/10 1300 58 42 69 0 0 2 1015
9/10 1200 58 43 70 0 0 11 1015
9/10 1100 57 48 69 0 0 3 1015
9/10 1000 56 44 71 0 0 10 1015
9/10 900 55 50 69 0 0 4 1015
9/10 800 57 48 70 0 0 11 1015
9/10 700 49 62 50 0 0 5 1014
9/10 600 49 66 48 0 0 7 1014
9/10 500 49 69 48 0 0 7 1014

9/10 400 49 73 48 0 0 4 1013
9/10 300 51 70 49 0 0 5 1013
9/10 200 52 68 51 0 0 5 1013
9/10 100 52 66 50 0 0 7 1014
9/10 0 52 63 51 0 0 4 1014
9/9 2300 52 62 51 0 0 4 1014
9/9 2200 54 60 52 0 0 3 1015
9/9 2100 54 61 52 0 0 3 1015
9/9 2000 55 60 53 0 0 2 1015
9/9 1900 57 55 56 0 0 3 1015
9/9 1800 60 46 60 0 0 6 1015
9/9 1700 62 40 64 0 0 10 1015
9/9 1600 66 33 70 0 0 3 1015
9/9 1500 69 30 78 0 0 10 1015
9/9 1400 72 27 86 0 0 9 1015
9/9 1300 70 27 82 0 0 6 1015
9/9 1200 67 26 82 0 0 9 1016
9/9 1100 66 27 84 0 0 10 1016
9/9 1000 64 28 85 0 0 6 1016
9/9 900 59 41 81 0 0 12 1017
9/9 800 61 41 74 0 0 6 1017
9/9 700 55 51 59 0 0 4 1017
9/9 600 45 68 44 0 0 4 1016
9/9 500 46 68 45 0 0 4 1016

9/9 400 47 65 46 0 .01 5 1016
9/9 300 47 67 46 0 .01 4 1016
9/9 200 48 64 47 0 .01 3 1016
9/9 100 47 63 46 0 .01 3 1016
9/9 0 49 59 48 0 .01 8 1017
9/8 2300 50 57 49 0 .01 8 1017
9/8 2200 49 57 48 0 .01 0 1017
9/8 2100 50 54 48 0 .01 0 1017
9/8 2000 50 52 49 0 .01 9 1017
9/8 1900 51 50 50 0 .01 5 1017
9/8 1800 54 47 54 0 .01 6 1017
9/8 1700 55 44 58 0 .01 10 1017
9/8 1600 59 42 64 0 .01 9 1017
9/8 1500 58 45 66 0 .01 9 1018
9/8 1400 61 43 72 0 .01 -0 1018
9/8 1300 65 39 78 0 .01 2 1017
9/8 1200 63 45 76 0 .01 6 1018
9/8 1100 62 46 78 0 .01 4 1018
9/8 1000 60 51 76 0 .01 5 1018
9/8 900 57 56 69 0 .01 3 1018
9/8 800 60 53 69 .01 .01 3 1018
9/8 700 50 72 50 0 0 5 1018
9/8 600 49 75 47 0 0 4 1018
9/8 500 48 75 46 0 0 3 1018

MM/DD Hour
PST
Temp
F
4100'
RH
%
4100'
Equip
Temp
4100'
Hour
Prec.
4100'
Total
Prec.
4100'
24 Hr
Snow
4100'
Total
Snow
4100'
Press
mb
4100'