Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
559
FWUS46 KSEW 070934
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
134 AM PST SUN DEC 7 2025
...HURRICANE RIDGE...
DATE SUNDAY 12/07/25 MONDAY 12/08/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 100 80 65 85 75 80 85 80 100 100 100 100 100 100 80 75 80
TEMPERATURE 31 33 34 35 34 32 31 32 31 33 35 38 39 38 35 33 32
MAX/MIN TEMP 37 30 39 31
WIND DIR S S SW SW SW SW SW SW SW S SW SW SW W W W SW
WIND (MPH) 9 11 13 11 10 11 10 10 10 13 18 19 20 20 18 17 14
WIND GUST (MPH) 36 42
PRECIP PROB (%) 100 70 40 80 50 40 80 40 100 100 100 100 100 100 50 50 50
PRECIP TYPE S S R R S S S S S R R R R R S S S
6 HOUR QPF 0.06 0.04 0.02 0.03 0.45 0.98 0.83 0.05
6 HOUR SNOW 0.1 0.0 0.1 0.2 0.7 0.0 0.0 0.2
12 HOUR SNOW 0.1 0.3 0.7 0.2
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.1 5.8 5.8 5.2 4.6 4.1 4.2 4.3 5.1 6.3 6.9 7.3 7.1 6.0 4.2 3.8 3.6
...MOUNT BAKER SKI AREA...
DATE SUNDAY 12/07/25 MONDAY 12/08/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 100 95 100 95 85 95 100 100 100 100 100 100 100 90 90 90
TEMPERATURE 32 33 33 33 34 34 34 34 33 34 33 35 37 37 36 34 33
MAX/MIN TEMP 35 32 38 31
WIND DIR S S S S SW SW SW S S S S S S SW SW SW SW
WIND (MPH) 9 11 13 12 13 14 13 12 12 13 17 18 17 20 20 18 14
WIND GUST (MPH) 34 36 39 37 42 41 37
PRECIP PROB (%) 60 100 90 100 90 40 80 100 100 100 100 100 100 100 80 80 90
PRECIP TYPE S S S R R S S S S S S R R R S S S
6 HOUR QPF 0.28 0.20 0.14 0.17 0.38 0.97 1.20 0.26
6 HOUR SNOW 1.6 0.3 0.4 1.1 2.1 0.9 0.0 1.2
12 HOUR SNOW 1.9 1.5 3.0 1.2
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.3 4.4 4.9 5.0 4.7 4.2 3.9 4.0 4.2 4.5 4.9 6.4 6.4 5.8 4.4 3.8 3.5
...STEVENS PASS...
DATE SUNDAY 12/07/25 MONDAY 12/08/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 85 100 85 95 85 90 90 95 95 100 100 100 100 95 95 95
TEMPERATURE 33 33 33 35 36 35 35 35 34 34 35 38 40 39 40 36 33
MAX/MIN TEMP 36 33 40 31
WIND DIR SW S S SW W W W W W W SW SW SW SW W W W
WIND (MPH) 3 3 3 5 9 11 12 11 9 8 6 8 9 11 12 11 10
WIND GUST (MPH) 23 32 33 29 25 26 33 40 31
PRECIP PROB (%) 70 70 100 70 90 50 60 70 100 100 100 100 100 100 90 90 90
PRECIP TYPE S S S R R S S S S S R R R R R S S
6 HOUR QPF 0.21 0.40 0.12 0.09 0.55 1.17 1.28 0.65
6 HOUR SNOW 0.9 0.4 0.0 0.0 1.4 0.0 0.0 1.5
12 HOUR SNOW 1.3 0.0 1.4 1.5
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.6 4.6 5.7 5.7 5.2 4.8 4.5 4.4 4.7 5.5 5.9 7.0 6.9 6.6 5.9 4.4 3.7
...SNOQUALMIE PASS (3000 FEET)...
DATE SUNDAY 12/07/25 MONDAY 12/08/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 95 100 85 95 85 90 90 100 100 100 100 100 100 95 95 95
TEMPERATURE 35 35 35 39 39 38 38 38 36 36 38 42 44 43 43 38 35
MAX/MIN TEMP 40 36 44 33
WIND DIR S SE SE SW W W W W SW S SW SW SW SW W W W
WIND (MPH) 1 2 3 5 6 8 5 4 3 2 5 6 9 10 9 6 4
WIND GUST (MPH) 24 27 33 37
PRECIP PROB (%) 80 90 100 80 90 50 60 70 100 100 100 100 100 100 90 90 90
PRECIP TYPE R S R R R R R R S R R R R R R R R
6 HOUR QPF 0.35 0.54 0.14 0.11 0.70 1.69 1.81 0.89
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.0 0.0 0.0 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.8 5.4 6.2 5.9 5.5 5.0 4.8 4.8 5.0 6.3 6.4 7.4 7.2 6.9 6.3 4.6 3.9
...WHITE PASS...
DATE SUNDAY 12/07/25 MONDAY 12/08/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 100 100 85 85 85 85 85 95 95 100 100 100 100 95 95 95
TEMPERATURE 32 33 34 37 36 36 34 35 33 35 37 39 40 40 40 37 33
MAX/MIN TEMP 37 33 40 30
WIND DIR SW SW SW W W W W W W SW SW SW W SW W W W
WIND (MPH) 5 6 10 10 10 13 14 12 10 11 12 13 14 18 18 16 13
WIND GUST (MPH) 24 28 29 27 33 32 29 31 35 36 42 44 35
PRECIP PROB (%) 90 100 100 50 80 40 50 50 100 100 100 100 100 100 100 100 90
PRECIP TYPE S S S R R S R R R R R R R R R S S
6 HOUR QPF 0.39 0.40 0.13 0.11 0.67 1.25 1.21 0.76
6 HOUR SNOW 1.3 0.1 0.0 0.0 0.2 0.0 0.0 0.3
12 HOUR SNOW 1.4 0.0 0.2 0.3
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.8 5.7 6.2 6.1 5.7 5.3 5.0 5.1 5.7 6.6 6.7 7.4 7.4 7.2 6.6 5.3 4.3
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE SUNDAY 12/07/25 MONDAY 12/08/25
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 90 100 100 85 90 80 80 85 100 100 100 100 100 100 100 100 95
TEMPERATURE 31 31 31 33 33 33 33 33 31 33 34 37 38 38 39 35 31
MAX/MIN TEMP 35 31 39 29
WIND DIR W W W W W W W W W SW SW SW SW SW W W W
WIND (MPH) 9 11 12 13 14 18 17 14 11 13 17 18 19 25 24 20 13
WIND GUST (MPH) 42
PRECIP PROB (%) 80 100 100 60 90 40 70 40 100 100 100 100 100 100 100 100 90
PRECIP TYPE S S S S S S S S S S R R R R R S S
6 HOUR QPF 1.04 0.98 0.19 0.17 1.27 2.47 2.16 1.00
6 HOUR SNOW 6.7 1.8 0.6 1.4 3.6 0.1 0.0 3.4
12 HOUR SNOW 8.5 2.0 3.7 3.4
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.9 5.7 6.3 6.1 5.6 5.2 4.8 4.7 5.6 6.6 6.8 7.4 7.4 7.2 6.6 5.1 4.2
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN