Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
144
FWUS46 KSEW 132134
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
234 PM PDT WED AUG 13 2025
...HURRICANE RIDGE...
DATE THURSDAY 08/14/25 FRIDAY 08/15/25
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 SC FW BK SC SC BK OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 20 30 20 60 45 45 70 75 85 85 90 90 95 95 100 100 95
TEMPERATURE 58 53 49 48 46 49 52 52 50 49 49 49 50 51 53 53 52
MIN/MAX TEMP 45 55 48 55
WIND DIR W W W SW SW SW SW SW S S S S S S S SW SW
WIND (MPH) 5 5 4 4 3 3 3 2 2 2 3 3 4 4 5 4 4
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 0 0 0 5 10 70 70 80 80 90 90 100 100 90
PRECIP TYPE R R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.04 0.19 0.18 0.27 0.48
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) 9.2 8.8 8.2 7.9 7.5 8.2 10.8 11.1 11.8 12.1 11.9 12.0 11.7 11.7 11.6 11.4 11.0
...MOUNT BAKER SKI AREA...
DATE THURSDAY 08/14/25 FRIDAY 08/15/25
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 BK OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 65 55 75 90 95 85 80 75 95 95 95 95 95 90 100 100 100
TEMPERATURE 59 55 53 52 51 51 52 54 54 51 50 51 51 50 50 51 51
MIN/MAX TEMP 50 56 50 53
WIND DIR SW SW SW SW S S S S S SW S S S S S S S
WIND (MPH) 9 8 4 3 3 4 5 6 5 5 6 6 6 8 12 10 9
WIND GUST (MPH)
PRECIP PROB (%) 20 5 10 10 20 20 10 10 30 30 80 80 90 90 100 100 100
PRECIP TYPE R R R R R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.04 0.25 0.38 0.63
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) 9.8 9.5 9.3 9.3 9.1 8.8 8.7 8.5 10.4 10.9 11.0 11.2 11.0 11.1 11.2 11.2 11.1
...STEVENS PASS...
DATE THURSDAY 08/14/25 FRIDAY 08/15/25
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 BK OV OV OV OV BK BK OV BK OV OV OV OV OV OV OV
CLOUD COVER (%) 40 60 85 90 90 75 70 55 70 60 85 90 85 85 90 90 95
TEMPERATURE 65 58 55 54 52 50 54 61 58 54 52 52 52 51 54 57 57
MIN/MAX TEMP 50 61 51 57
WIND DIR W W W W W W W W W W W W SW SW SW SW SW
WIND (MPH) 10 10 9 6 6 5 5 6 8 6 5 5 4 3 5 5 6
WIND GUST (MPH)
PRECIP PROB (%) 20 20 10 5 5 5 0 5 10 10 60 60 80 80 80 80 90
PRECIP TYPE R R R R R R R R R
6 HOUR QPF 0.09 0.01 0.00 0.00 0.01 0.23 0.29 0.38
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) 9.8 9.5 9.1 8.8 8.5 8.3 8.2 9.7 11.2 11.8 11.9 11.9 11.4 11.5 11.6 11.7 11.7
...SNOQUALMIE PASS (3000 FEET)...
DATE THURSDAY 08/14/25 FRIDAY 08/15/25
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 SC OV OV OV OV BK BK OV BK OV OV OV OV OV OV OV
CLOUD COVER (%) 45 50 70 80 85 75 55 50 75 65 80 90 90 90 90 90 100
TEMPERATURE 66 60 56 54 52 50 55 61 60 56 54 53 53 52 56 58 59
MIN/MAX TEMP 50 63 52 60
WIND DIR W W W W W W W W W W W W SW S S SW SW
WIND (MPH) 8 6 5 4 3 3 4 5 5 3 2 2 2 2 5 4 4
WIND GUST (MPH)
PRECIP PROB (%) 20 30 20 5 5 5 0 5 20 20 70 70 80 80 80 80 100
PRECIP TYPE R R R R R R R R R R R R
6 HOUR QPF 0.01 0.00 0.00 0.00 0.03 0.39 0.26 0.39
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) 9.4 9.4 9.2 8.9 8.4 8.2 7.7 10.4 11.3 12.0 12.1 12.1 11.5 11.6 11.8 11.8 11.9
...WHITE PASS...
DATE THURSDAY 08/14/25 FRIDAY 08/15/25
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 SC SC BK BK BK SC SC BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 15 35 40 55 65 70 40 30 55 65 80 85 90 85 85 85 95
TEMPERATURE 64 58 52 49 47 48 54 60 60 54 52 50 50 51 53 54 55
MIN/MAX TEMP 45 62 49 56
WIND DIR W W W W W W W W W W W W W SW SW SW SW
WIND (MPH) 9 9 8 6 5 6 6 8 6 6 5 5 5 5 9 9 6
WIND GUST (MPH)
PRECIP PROB (%) 0 5 0 0 0 0 0 5 20 20 60 60 70 70 70 70 90
PRECIP TYPE R R R R R R R R R
6 HOUR QPF 0.01 0.00 0.00 0.00 0.02 0.22 0.11 0.22
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) 10.1 9.9 9.6 8.9 8.6 8.2 8.3 11.1 11.8 12.4 12.4 12.4 11.8 11.9 12.0 12.1 12.2
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE THURSDAY 08/14/25 FRIDAY 08/15/25
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 SC SC BK OV BK SC SC OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 20 35 50 60 75 60 50 45 80 85 90 90 95 85 90 95 95
TEMPERATURE 57 51 49 46 45 44 48 52 51 48 49 49 49 47 49 50 51
MIN/MAX TEMP 44 55 47 51
WIND DIR W W W W W W W W W W W SW SW S S SW SW
WIND (MPH) 14 12 10 8 5 6 6 9 10 6 5 5 6 6 9 9 9
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 5 0 0 0 5 20 20 70 70 80 80 80 80 100
PRECIP TYPE R R R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.34 0.91 0.71 0.36
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) 9.7 9.6 9.4 8.8 8.5 7.9 9.4 11.3 11.7 12.2 12.3 12.2 11.7 11.8 12.0 12.0 12.1
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN