Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
792
FWUS46 KSEW 152134
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
134 PM PST MON DEC 15 2025
...HURRICANE RIDGE...
DATE TUESDAY 12/16/25 WEDNESDAY 12/17/25
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P
CLOUD COVER OV SC BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 75 50 65 75 80 95 85 85 100 100 100 100 90 90 85 85 85
TEMPERATURE 33 31 29 30 30 32 34 34 35 36 35 28 26 27 27 28 28
MIN/MAX TEMP 28 37 26 30
WIND DIR W SW SW SW SW SW SW SW SW SW SW W W W W W W
WIND (MPH) 28 23 11 11 11 12 13 12 13 16 17 23 25 24 21 16 10
WIND GUST (MPH)
PRECIP PROB (%) 60 20 50 60 70 90 50 80 100 100 100 100 90 90 80 80 70
PRECIP TYPE S S S S S S S S R R S S S S S S S
6 HOUR QPF 0.04 0.01 0.30 0.33 0.91 0.53 0.12 0.05
6 HOUR SNOW 0.1 0.0 0.4 0.0 0.0 1.5 1.7 0.7
12 HOUR SNOW 0.1 0.4 1.5 2.4
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.2 3.3 3.4 3.8 4.1 5.0 5.1 5.6 5.8 5.8 5.6 2.8 2.2 2.1 2.2 2.5 2.7
...MOUNT BAKER SKI AREA...
DATE TUESDAY 12/16/25 WEDNESDAY 12/17/25
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 85 75 95 85 100 85 85 100 100 100 100 100 100 100 100 100
TEMPERATURE 38 34 31 31 32 32 32 33 34 35 36 33 29 28 27 27 27
MIN/MAX TEMP 30 36 27 29
WIND DIR W W SW SW S S S SW SW S S SW W SW SW SW SW
WIND (MPH) 28 24 12 10 10 11 12 13 13 18 18 23 23 21 20 18 12
WIND GUST (MPH) 56 47 36 39 44 46 44 42
PRECIP PROB (%) 100 50 60 90 70 100 70 70 100 100 100 100 100 100 100 100 100
PRECIP TYPE S S S S S S S S R R S S S S S S S
6 HOUR QPF 0.30 0.14 0.39 0.43 0.97 1.01 0.39 0.29
6 HOUR SNOW 0.5 1.0 2.5 1.2 0.4 1.8 5.1 3.8
12 HOUR SNOW 1.5 3.7 2.2 8.9
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.2 3.6 3.0 3.2 3.5 3.9 4.4 4.5 5.2 5.3 5.4 3.7 2.3 2.1 2.0 2.2 2.4
...STEVENS PASS...
DATE TUESDAY 12/16/25 WEDNESDAY 12/17/25
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 95 80 80 80 90 95 95 95 100 100 100 100 100 100 95 95 95
TEMPERATURE 40 35 34 33 33 33 34 36 37 37 37 35 29 27 27 28 29
MIN/MAX TEMP 31 37 27 29
WIND DIR W W W W W SW SW W SW SW SW W W W W W W
WIND (MPH) 17 16 11 9 5 5 5 6 6 8 10 13 18 16 13 11 8
WIND GUST (MPH) 44 40 31 35 42 40 33 28
PRECIP PROB (%) 100 70 50 60 80 90 90 90 100 100 100 100 100 100 90 90 90
PRECIP TYPE S S S S S S S S R R S S S S S S S
6 HOUR QPF 0.30 0.21 0.52 0.65 0.84 1.14 0.39 0.29
6 HOUR SNOW 0.1 1.2 3.2 1.5 0.3 2.8 5.4 4.0
12 HOUR SNOW 1.3 4.7 3.1 9.4
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.9 4.2 3.7 3.8 4.1 4.6 5.2 5.4 5.5 5.7 5.9 5.1 2.4 2.1 2.2 2.3 2.5
...SNOQUALMIE PASS (3000 FEET)...
DATE TUESDAY 12/16/25 WEDNESDAY 12/17/25
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 95 85 85 85 90 100 95 90 100 100 100 100 100 100 100 100 95
TEMPERATURE 43 38 36 36 36 36 37 39 40 40 40 37 31 29 29 31 31
MIN/MAX TEMP 34 41 29 32
WIND DIR SW W W W SW SW SW SW SW SW SW SW W W W W W
WIND (MPH) 14 11 5 3 2 3 4 5 5 5 5 9 11 10 10 9 6
WIND GUST (MPH) 36 32 28 32 29
PRECIP PROB (%) 90 80 40 50 70 100 90 80 100 100 100 100 100 100 100 100 90
PRECIP TYPE R R R R R R R R R R R R S S S S S
6 HOUR QPF 0.37 0.28 0.59 0.69 0.91 1.33 0.33 0.26
6 HOUR SNOW 0.0 0.3 0.0 0.0 0.0 0.9 4.0 3.2
12 HOUR SNOW 0.3 0.0 0.9 7.2
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.7 4.3 3.9 4.2 4.3 5.2 5.6 5.6 5.9 6.1 6.3 4.9 2.5 2.2 2.3 2.4 2.6
...WHITE PASS...
DATE TUESDAY 12/16/25 WEDNESDAY 12/17/25
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 80 80 80 80 95 90 95 100 100 100 100 100 100 95 95 90
TEMPERATURE 40 36 34 34 34 35 36 37 37 39 39 35 27 25 26 27 28
MIN/MAX TEMP 33 39 25 29
WIND DIR W W W W W SW SW W W SW SW W W W W W W
WIND (MPH) 18 19 14 12 10 11 12 12 11 14 17 21 24 21 17 13 10
WIND GUST (MPH) 47 47 34 29 31 31 37 40 48 49 44 37 33
PRECIP PROB (%) 80 50 40 60 60 90 90 90 100 100 100 100 100 100 90 90 80
PRECIP TYPE R R S S R R R R R R S S S S S S S
6 HOUR QPF 0.26 0.15 0.43 0.44 0.63 0.89 0.28 0.21
6 HOUR SNOW 0.0 0.7 1.0 0.1 0.0 2.0 4.1 3.0
12 HOUR SNOW 0.7 1.1 2.0 7.1
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 6.3 5.0 4.5 4.9 5.4 5.8 5.9 5.8 6.3 6.7 7.0 5.7 2.6 2.3 2.3 2.6 2.8
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE TUESDAY 12/16/25 WEDNESDAY 12/17/25
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 95 80 85 85 85 95 95 100 100 100 100 100 100 100 100 100 90
TEMPERATURE 36 33 32 32 32 33 34 35 35 36 38 33 25 24 24 25 25
MIN/MAX TEMP 30 38 23 27
WIND DIR W W W W W W SW SW SW SW SW W W W W W W
WIND (MPH) 27 27 17 14 12 13 16 16 17 23 25 29 29 26 21 17 12
WIND GUST (MPH) 46 40 43 48 48 43
PRECIP PROB (%) 90 60 80 70 70 90 90 100 100 100 100 100 100 100 100 100 90
PRECIP TYPE S S S S S S R R R R S S S S S S S
6 HOUR QPF 0.50 0.48 0.85 0.92 1.02 1.17 0.47 0.32
6 HOUR SNOW 1.4 2.4 4.5 3.1 1.7 4.9 7.3 4.8
12 HOUR SNOW 3.8 7.6 6.6 12.1
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.9 4.7 4.4 4.8 5.4 5.8 5.9 5.9 6.3 6.6 6.9 5.1 2.5 2.3 2.3 2.6 2.8
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN