Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
689
FWUS46 KSEW 011924
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
1124 AM PST MON DEC 1 2025
...HURRICANE RIDGE...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
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 SC OV OV OV OV OV OV OV SC BK BK BK OV OV
CLOUD COVER (%) 45 90 90 80 75 90 90 70 50 60 60 65 70 85
TEMPERATURE 34 34 33 33 32 31 31 30 31 30 28 28 29 29
MAX/MIN TEMP 35 30 33 27
WIND DIR W W W W W W NW N N N SE SW SW SW
WIND (MPH) 2 2 5 8 8 8 4 3 2 2 2 4 4 3
WIND GUST (MPH)
PRECIP PROB (%) 20 60 60 50 40 30 20 5 0 0 0 0 0 5
PRECIP TYPE S R R R S S S
6 HOUR QPF 0.01 0.09 0.01 0.01 0.00 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.0 0.1 0.0 0.0 0.0
12 HOUR SNOW 0.0 0.0 0.1 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 7.1 6.9 6.2 5.4 4.8 4.4 4.1 3.7 3.7 3.6 3.5 3.4 3.4 3.3
...MOUNT BAKER SKI AREA...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
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 BK FW FW SC SC BK BK
CLOUD COVER (%) 75 95 90 90 85 80 85 55 15 10 25 45 50 60
TEMPERATURE 31 31 31 31 32 30 31 31 33 30 28 28 27 28
MAX/MIN TEMP 32 30 34 26
WIND DIR SW SW SW SW SW W W NE N N NE NE NE E
WIND (MPH) 2 3 4 4 2 2 1 1 1 1 2 4 4 3
WIND GUST (MPH)
PRECIP PROB (%) 20 90 60 70 70 50 20 10 5 0 0 0 0 5
PRECIP TYPE S S S S S S S
6 HOUR QPF 0.04 0.19 0.11 0.02 0.00 0.00 0.00
6 HOUR SNOW 0.3 1.3 1.0 0.2 0.0 0.0 0.0
12 HOUR SNOW 0.3 2.3 0.2 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 3.7 3.7 3.8 3.8 3.7 3.6 3.4 3.5 3.6 3.5 3.1 3.0 2.9 2.7
...STEVENS PASS...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
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 SC BK OV OV OV OV OV OV BK BK BK SC SC BK
CLOUD COVER (%) 50 65 85 80 85 85 80 80 65 65 65 45 45 65
TEMPERATURE 32 32 31 31 31 30 30 31 31 31 28 26 24 23
MAX/MIN TEMP 32 29 32 22
WIND DIR W W W W W W W W W W W W SW S
WIND (MPH) 4 4 5 6 6 5 5 5 4 3 2 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 5 20 80 70 80 50 20 10 10 0 0 0 0 5
PRECIP TYPE S S S S S S
6 HOUR QPF 0.01 0.14 0.21 0.12 0.01 0.00 0.00
6 HOUR SNOW 0.1 0.8 1.7 1.2 0.0 0.0 0.0
12 HOUR SNOW 0.1 2.5 1.2 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 3.9 4.3 3.7 3.8 3.6 3.7 3.7 3.6 3.5 3.3 3.0 3.0 2.9 2.7
...SNOQUALMIE PASS (3000 FEET)...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
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 SC BK OV OV OV OV OV OV OV BK BK BK SC BK
CLOUD COVER (%) 50 55 75 85 85 90 85 75 70 65 60 55 45 55
TEMPERATURE 35 35 33 31 32 31 32 33 34 33 30 28 27 26
MAX/MIN TEMP 36 30 35 24
WIND DIR NW NW NW W W W W NW NW NW NW NE E E
WIND (MPH) 2 1 1 2 2 2 2 3 2 2 1 1 1 1
WIND GUST (MPH)
PRECIP PROB (%) 5 10 60 40 80 80 40 10 10 0 0 0 0 5
PRECIP TYPE S S S S S
6 HOUR QPF 0.01 0.03 0.15 0.13 0.01 0.00 0.00
6 HOUR SNOW 0.0 0.1 0.5 0.7 0.0 0.0 0.0
12 HOUR SNOW 0.0 0.6 0.7 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 4.4 5.7 3.5 3.6 4.0 4.0 3.9 3.7 3.5 3.3 3.1 3.0 3.0 2.8
...WHITE PASS...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
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 SC SC SC BK OV OV OV OV BK SC BK SC BK BK
CLOUD COVER (%) 35 40 25 60 80 80 85 75 65 40 50 50 50 55
TEMPERATURE 35 34 30 29 29 28 30 31 33 31 27 24 23 22
MAX/MIN TEMP 35 27 33 21
WIND DIR W W W W W W W W W W NW NW W SW
WIND (MPH) 3 3 4 6 8 8 6 5 5 3 2 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 5 5 10 30 40 60 50 20 5 5 5 5 5 5
PRECIP TYPE S S S S S
6 HOUR QPF 0.00 0.00 0.08 0.04 0.01 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.5 0.4 0.1 0.0 0.0
12 HOUR SNOW 0.0 0.5 0.5 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.6 5.3 5.3 4.4 4.5 4.4 4.2 4.1 4.0 3.8 3.4 3.3 3.2 3.0
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE MONDAY 12/01/25 TUESDAY 12/02/25
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 SC BK BK BK OV OV OV BK SC SC SC SC SC BK
CLOUD COVER (%) 40 50 50 60 75 85 70 65 45 30 45 45 50 55
TEMPERATURE 33 32 31 31 31 29 29 28 29 28 25 25 27 26
MAX/MIN TEMP 34 28 31 23
WIND DIR W W W W W W W SW W NW N N N NW
WIND (MPH) 3 3 4 6 10 11 8 3 4 3 2 2 3 3
WIND GUST (MPH)
PRECIP PROB (%) 5 5 30 40 60 70 60 20 20 0 0 5 5 5
PRECIP TYPE S S S S S S S
6 HOUR QPF 0.00 0.01 0.13 0.03 0.03 0.00 0.00
6 HOUR SNOW 0.0 0.0 0.8 0.3 0.3 0.0 0.0
12 HOUR SNOW 0.0 0.8 0.6 0.0
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 5.8 6.1 6.0 5.3 4.9 4.6 4.2 4.1 4.1 3.9 3.6 3.4 3.3 3.1
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN