Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
647
FWUS46 KSEW 162138
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
238 PM PDT WED SEP 16 2026
...HURRICANE RIDGE...
DATE THURSDAY 09/17/26 FRIDAY 09/18/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL CL CL CL CL CL CL CL FW FW FW FW FW CL CL CL
CLOUD COVER (%) 5 0 0 0 0 5 5 5 5 5 5 5 10 5 5 5 5
TEMPERATURE 59 48 47 48 48 48 61 63 62 51 50 49 48 47 57 58 57
MIN/MAX TEMP 46 65 46 60
WIND DIR NE NE E E E E N N N S S S SW W N N N
WIND (MPH) 1 1 3 3 3 3 0 1 0 3 3 2 2 1 1 2 2
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 7.4 7.6 7.8 7.9 7.9 8.1 8.3 8.5 8.6 8.4 8.3 8.3 8.1 7.9 8.0 8.8 9.0
...MOUNT BAKER SKI AREA...
DATE THURSDAY 09/17/26 FRIDAY 09/18/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW CL CL CL CL FW FW FW FW FW CL CL CL CL
CLOUD COVER (%) 5 5 5 10 5 5 0 5 10 10 10 10 20 5 0 5 5
TEMPERATURE 65 55 50 50 49 50 63 67 66 54 50 48 46 47 58 62 62
MIN/MAX TEMP 48 69 46 64
WIND DIR NW N E SE E E NW W NW SW S SE NE NW W W W
WIND (MPH) 3 1 9 8 8 6 1 3 3 1 3 3 2 2 2 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 8.5 8.3 8.3 8.2 8.2 8.1 8.4 8.8 8.9 8.8 8.4 8.2 7.9 7.9 8.1 8.8 9.0
...STEVENS PASS...
DATE THURSDAY 09/17/26 FRIDAY 09/18/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL FW FW FW CL CL CL FW FW FW FW FW FW CL CL CL
CLOUD COVER (%) 0 5 10 5 5 0 0 5 10 10 5 10 10 5 0 5 0
TEMPERATURE 64 52 48 46 45 47 63 71 69 54 50 47 45 46 58 65 63
MIN/MAX TEMP 45 72 45 66
WIND DIR NE E E NE NE NE NE W W W SW W W W W W W
WIND (MPH) 2 3 4 3 3 2 1 2 4 3 3 3 3 3 3 4 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 8.5 8.4 8.6 8.8 8.8 8.9 9.0 9.0 8.9 8.6 8.7 8.6 8.4 8.3 8.3 8.8 9.0
...SNOQUALMIE PASS (3000 FEET)...
DATE THURSDAY 09/17/26 FRIDAY 09/18/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL FW CL FW CL CL CL FW CL CL CL FW CL CL CL CL
CLOUD COVER (%) 0 0 5 5 10 0 0 5 10 5 5 5 10 0 0 5 0
TEMPERATURE 69 58 51 49 48 49 64 72 70 55 51 48 46 47 59 65 64
MIN/MAX TEMP 48 73 46 66
WIND DIR W NE E E E NE W W NW N N N N NW W W W
WIND (MPH) 1 1 4 3 3 2 1 2 2 0 1 1 1 1 2 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 8.8 8.5 9.0 9.2 9.2 9.1 9.2 9.2 8.9 8.4 8.3 8.2 8.1 8.0 8.2 8.8 8.9
...WHITE PASS...
DATE THURSDAY 09/17/26 FRIDAY 09/18/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL CL CL FW CL CL CL FW FW FW FW FW SC FW CL CL CL
CLOUD COVER (%) 5 5 5 5 5 0 5 20 20 10 5 15 25 5 5 5 5
TEMPERATURE 61 52 46 44 43 45 62 69 67 54 48 45 43 45 56 63 62
MIN/MAX TEMP 43 70 43 64
WIND DIR E E E E E E E W W W W W W W W W W
WIND (MPH) 5 5 6 6 6 5 1 4 4 2 2 2 3 3 3 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 9.2 9.5 9.5 9.5 9.5 9.5 9.6 9.8 10.0 9.7 8.9 8.5 8.4 8.4 8.4 8.9 9.4
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE THURSDAY 09/17/26 FRIDAY 09/18/26
TIME (LT) 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 11P 2A 5A 8A 11A 2P 5P
CLOUD COVER CL FW FW FW FW CL CL FW FW FW FW FW FW FW CL FW FW
CLOUD COVER (%) 5 10 5 10 10 5 5 15 25 10 10 15 15 10 0 5 5
TEMPERATURE 57 49 49 50 50 50 59 62 60 50 48 47 44 44 52 56 56
MIN/MAX TEMP 48 64 44 58
WIND DIR NE NE NE NE NE NE N SW W NW NW NW NW NW W W W
WIND (MPH) 3 4 8 6 5 3 0 4 3 1 1 3 3 2 1 4 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 9.1 9.4 9.5 9.4 9.3 9.4 9.7 10.0 10.0 9.3 8.5 8.3 8.0 8.0 8.4 9.1 9.4
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN