Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
018
FWUS46 KSEW 152138
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
238 PM PDT TUE SEP 15 2026
...HURRICANE RIDGE...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 FW CL FW CL FW FW CL CL CL FW FW FW FW CL CL CL CL
CLOUD COVER (%) 15 5 10 5 5 5 5 0 5 5 5 5 5 5 0 5 5
TEMPERATURE 47 41 41 44 43 43 56 59 58 48 46 47 47 47 61 63 62
MIN/MAX TEMP 40 60 46 64
WIND DIR N NE NE NE NE NE NE NE N S S S S SW N N NW
WIND (MPH) 2 2 4 2 3 4 2 2 0 3 3 3 4 4 0 1 1
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 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) 8.1 8.2 8.1 7.8 7.5 7.3 7.3 7.3 7.2 7.4 7.4 7.5 7.7 7.9 8.1 8.7 8.9
...MOUNT BAKER SKI AREA...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 SC FW FW FW FW CL CL CL FW FW FW FW FW CL CL CL CL
CLOUD COVER (%) 35 15 15 15 10 5 0 0 5 10 10 10 10 5 0 5 5
TEMPERATURE 53 47 44 43 42 43 57 64 65 55 50 49 48 49 63 67 67
MIN/MAX TEMP 41 66 47 69
WIND DIR NE N NE NE E E NE NW N NE E E E NE W W W
WIND (MPH) 3 3 8 6 8 9 2 2 2 4 10 9 9 8 1 3 5
WIND GUST (MPH)
PRECIP PROB (%) 5 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) 8.4 8.2 7.9 7.5 7.2 7.1 7.8 8.3 8.3 8.1 8.1 8.1 8.1 8.1 8.2 8.9 9.0
...STEVENS PASS...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 OV SC FW FW FW CL CL CL FW FW CL FW FW CL CL CL CL
CLOUD COVER (%) 70 30 15 10 15 0 0 0 5 5 5 10 10 0 0 5 5
TEMPERATURE 52 48 44 42 41 42 56 64 66 55 48 45 44 46 63 70 68
MIN/MAX TEMP 40 66 44 71
WIND DIR N N NE NE NE E E E E E E E E E W W W
WIND (MPH) 2 1 3 2 3 3 2 3 2 3 3 3 3 2 1 2 4
WIND GUST (MPH)
PRECIP PROB (%) 10 5 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) 8.4 8.3 8.2 8.1 7.9 7.5 7.7 8.1 8.3 8.3 8.2 8.4 8.7 8.7 8.9 8.9 9.0
...SNOQUALMIE PASS (3000 FEET)...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 BK SC FW CL FW CL CL CL CL CL CL CL FW CL CL CL CL
CLOUD COVER (%) 65 50 10 5 15 0 0 0 5 5 5 5 5 0 0 5 5
TEMPERATURE 54 50 46 44 43 45 58 68 69 58 50 48 48 48 63 71 70
MIN/MAX TEMP 43 70 47 73
WIND DIR N N NE NE NE SE SE SE N E E E E E W W W
WIND (MPH) 1 0 2 2 2 3 1 2 0 2 4 3 3 2 1 3 3
WIND GUST (MPH)
PRECIP PROB (%) 10 0 5 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) 8.4 8.4 8.3 8.2 8.0 7.7 8.1 8.5 8.4 8.3 8.6 8.8 8.9 8.8 9.1 9.2 9.1
...WHITE PASS...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 OV BK FW FW FW CL CL CL CL CL CL FW FW CL CL FW FW
CLOUD COVER (%) 85 70 20 15 15 0 0 0 5 5 5 5 5 5 5 5 15
TEMPERATURE 49 47 43 41 40 42 52 59 61 51 45 44 43 45 61 67 66
MIN/MAX TEMP 40 61 42 69
WIND DIR NE E E E E E E E E E E E E E NW W W
WIND (MPH) 3 3 5 5 6 8 9 8 5 6 6 6 6 5 1 3 5
WIND GUST (MPH)
PRECIP PROB (%) 40 5 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE R
6 HOUR QPF 0.02 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) 8.7 8.6 8.4 8.3 8.2 8.2 8.4 8.7 9.0 9.2 9.4 9.4 9.4 9.3 9.4 9.6 10.0
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE WEDNESDAY 09/16/26 THURSDAY 09/17/26
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 OV BK FW FW FW CL CL CL FW FW FW FW FW FW CL FW FW
CLOUD COVER (%) 75 55 15 15 15 5 0 5 10 10 10 10 10 5 5 10 15
TEMPERATURE 44 42 40 40 40 41 50 57 58 49 48 48 49 48 58 61 60
MIN/MAX TEMP 39 59 47 63
WIND DIR E NE NE N NE NE NE NE NE NE NE NE NE N N W W
WIND (MPH) 1 2 8 8 8 8 2 2 2 6 9 8 6 4 0 3 4
WIND GUST (MPH)
PRECIP PROB (%) 20 5 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0
PRECIP TYPE 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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 8.7 8.6 8.4 8.3 8.2 8.1 8.5 8.8 8.9 9.1 9.3 9.3 9.4 9.3 9.5 9.7 10.0
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN