Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
121
FWUS46 KSEW 170914
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
214 AM PDT THU APR 17 2025
...HURRICANE RIDGE...
DATE THURSDAY 04/17/25 FRIDAY 04/18/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER FW FW FW FW FW FW FW CL FW SC FW SC BK BK OV BK SC
CLOUD COVER (%) 5 5 20 10 5 15 5 5 5 35 20 40 55 65 75 55 40
TEMPERATURE 30 34 41 45 44 38 37 37 36 39 47 50 48 41 37 34 31
MAX/MIN TEMP 46 36 51 31
WIND DIR E NE N N N N SE SE S S W NW NW W W W W
WIND (MPH) 5 3 6 8 5 3 2 3 5 5 6 6 9 11 11 11 10
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 10 10 20 20 20
PRECIP TYPE S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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) 2.9 3.4 3.8 4.1 4.3 4.3 4.2 4.4 4.5 4.9 5.1 6.1 6.3 5.4 5.3 4.6 4.1
...MOUNT BAKER SKI AREA...
DATE THURSDAY 04/17/25 FRIDAY 04/18/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER CL CL CL CL FW FW CL CL CL FW FW FW SC BK OV OV OV
CLOUD COVER (%) 5 5 5 5 10 15 5 5 0 5 5 25 45 65 75 85 80
TEMPERATURE 31 36 45 48 49 44 39 38 38 41 49 51 51 44 41 39 36
MAX/MIN TEMP 50 37 54 36
WIND DIR E N N NW NW W S S E W W W W W SW SW SW
WIND (MPH) 5 4 6 8 6 2 2 1 2 2 5 8 10 6 4 4 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 5 5 40 40 50
PRECIP TYPE R R S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.04
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) 2.5 3.3 4.1 4.6 4.7 4.6 4.4 4.1 3.9 4.3 4.9 5.7 6.2 5.6 5.1 4.9 4.5
...STEVENS PASS...
DATE THURSDAY 04/17/25 FRIDAY 04/18/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER CL CL CL CL CL CL CL CL CL FW FW FW FW SC BK OV OV
CLOUD COVER (%) 0 5 0 0 0 5 0 5 0 5 5 10 25 50 65 80 75
TEMPERATURE 27 33 44 49 48 40 35 34 33 38 49 54 53 45 40 39 38
MAX/MIN TEMP 50 33 55 36
WIND DIR E NE NW NW W SW SE S S SW W W W W W W W
WIND (MPH) 3 2 4 6 6 3 4 4 3 3 5 9 8 4 3 4 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20 20 40
PRECIP TYPE S S S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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) 2.4 3.5 4.3 4.9 5.0 4.8 4.3 3.9 3.6 4.3 4.8 5.6 6.2 6.0 5.5 4.9 4.5
...SNOQUALMIE PASS (3000 FEET)...
DATE THURSDAY 04/17/25 FRIDAY 04/18/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER CL CL CL CL CL CL CL CL CL CL CL FW FW SC BK OV OV
CLOUD COVER (%) 0 0 0 0 0 0 0 0 5 5 5 5 20 40 60 80 75
TEMPERATURE 30 34 48 52 52 42 37 35 35 39 52 57 57 46 41 39 38
MAX/MIN TEMP 54 34 59 37
WIND DIR E SE NW NW NW N E E E NW W W W W W W W
WIND (MPH) 4 3 5 6 5 4 2 2 2 2 4 8 6 2 1 1 2
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20 20 40
PRECIP TYPE R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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) 2.6 3.5 4.4 4.9 5.0 4.9 4.5 4.1 3.9 4.2 4.7 5.5 6.1 5.8 5.3 4.7 4.4
...WHITE PASS...
DATE THURSDAY 04/17/25 FRIDAY 04/18/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER CL CL CL CL FW FW CL CL CL CL CL FW FW SC BK BK BK
CLOUD COVER (%) 0 5 0 0 5 5 0 0 5 5 5 5 20 40 50 70 70
TEMPERATURE 28 32 43 48 48 39 34 33 32 37 48 53 53 44 38 36 36
MAX/MIN TEMP 50 32 55 35
WIND DIR E E N NW N E E S SW W W W W W W W W
WIND (MPH) 5 5 4 5 5 5 3 2 1 2 3 10 9 5 5 6 8
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 20
PRECIP TYPE S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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) 2.6 3.4 4.4 5.2 5.3 5.1 4.4 4.0 3.8 4.4 4.8 5.8 6.3 6.3 5.5 4.8 4.3
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE THURSDAY 04/17/25 FRIDAY 04/18/25
TIME (LT) 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A
CLOUD COVER CL CL CL CL CL CL CL CL CL CL CL FW SC SC BK OV BK
CLOUD COVER (%) 5 5 0 0 0 5 0 0 5 5 5 10 25 40 50 70 60
TEMPERATURE 28 31 40 44 44 37 34 34 34 36 45 49 49 41 38 36 34
MAX/MIN TEMP 46 33 51 32
WIND DIR NE NE W N N N NE NE N N W W W W W W W
WIND (MPH) 11 9 3 6 8 3 4 4 3 1 5 8 8 4 3 3 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 30
PRECIP TYPE S
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
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) 2.7 3.7 4.6 5.1 5.1 4.7 4.4 4.2 4.2 4.8 5.2 6.2 6.6 6.3 5.5 4.8 4.3
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN