Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
147
FWUS46 KSEW 041025
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
325 AM PDT THU SEP 4 2025
...HURRICANE RIDGE...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC BK SC SC SC FW CL FW FW FW FW FW SC SC SC SC SC
CLOUD COVER (%) 45 60 50 50 30 15 5 10 20 15 15 25 35 30 30 30 45
TEMPERATURE 63 63 70 72 71 64 63 63 62 63 70 70 69 62 62 62 60
MAX/MIN TEMP 74 62 71 59
WIND DIR E E E NE NE SE S S S S W NW NW SW SW SW SW
WIND (MPH) 4 3 1 2 2 2 4 4 4 4 1 2 2 2 4 4 4
WIND GUST (MPH)
PRECIP PROB (%) 5 5 0 5 5 5 5 5 5 5 5 5 5 5 10 10 20
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
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) 12.2 12.2 12.3 12.3 12.2 12.3 12.2 12.1 11.9 11.5 11.5 11.9 12.2 11.9 12.0 11.6 11.5
...MOUNT BAKER SKI AREA...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW FW FW FW FW FW FW SC SC SC
CLOUD COVER (%) 5 5 0 5 5 25 10 20 20 10 10 10 20 20 30 30 30
TEMPERATURE 65 66 75 78 78 69 68 67 65 65 73 75 75 66 65 65 62
MAX/MIN TEMP 80 63 76 61
WIND DIR E E NE NW NW E E S S SE SW W W W S S S
WIND (MPH) 5 5 2 4 4 2 5 6 6 5 2 4 4 2 4 5 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 5 5 5 0 0 0 0 10 10 20 20 20
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) 12.4 12.2 12.2 12.2 12.2 12.3 12.3 12.4 12.3 12.4 12.2 12.4 12.3 12.2 12.2 11.7 11.5
...STEVENS PASS...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW CL FW FW FW SC SC SC SC BK
CLOUD COVER (%) 10 15 10 20 20 35 20 15 5 10 10 20 30 30 35 35 55
TEMPERATURE 61 61 77 84 81 70 65 63 61 60 73 80 78 68 63 61 60
MAX/MIN TEMP 85 60 81 59
WIND DIR W S S SW W SW SE E E E E SE W W SE SE S
WIND (MPH) 3 3 2 3 4 3 3 4 4 4 3 3 3 2 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 10 10 5 5 5 0 0 5 5 10 10 20 20 30
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) 12.5 12.4 12.5 12.6 12.7 12.6 12.6 12.5 12.4 12.3 12.2 12.4 12.4 12.2 12.2 11.6 11.5
...SNOQUALMIE PASS (3000 FEET)...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
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 SC FW FW SC SC SC FW FW FW FW FW FW SC SC BK BK BK
CLOUD COVER (%) 25 20 25 30 35 40 25 20 5 5 10 15 35 35 50 50 60
TEMPERATURE 59 60 76 82 81 70 64 62 60 60 76 81 80 68 64 61 59
MAX/MIN TEMP 84 60 82 58
WIND DIR N E S SW NW N NE E E SE SE S W NW E SE SE
WIND (MPH) 1 1 2 3 3 1 2 2 2 3 2 3 3 1 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 10 10 10 5 5 0 0 5 5 20 20 30 30 40
PRECIP TYPE T R 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) 12.5 12.4 12.5 12.6 12.5 12.5 12.5 12.4 12.2 12.2 12.2 12.3 12.3 12.2 12.1 11.7 11.5
...WHITE PASS...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
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 BK SC SC SC SC SC FW SC SC SC FW SC BK SC BK BK BK
CLOUD COVER (%) 55 45 40 40 50 30 25 40 45 40 25 35 55 50 55 60 70
TEMPERATURE 61 63 76 80 80 69 63 61 59 61 73 76 76 67 62 60 58
MAX/MIN TEMP 82 59 78 57
WIND DIR E SE E E SW W E E E E E SE SE N N SW N
WIND (MPH) 2 3 3 3 3 2 2 2 2 3 3 3 3 1 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 10 10 10 5 5 5 5 10 10 20 20 30 30 40
PRECIP TYPE T R 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) 12.3 12.3 12.4 12.7 12.8 12.4 12.4 12.3 12.1 12.2 12.2 12.5 12.4 12.3 12.1 11.7 11.6
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE THURSDAY 09/04/25 FRIDAY 09/05/25
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 BK BK SC SC SC SC FW SC SC SC SC SC BK BK BK BK BK
CLOUD COVER (%) 55 50 45 50 45 40 15 35 45 30 30 40 55 60 55 55 70
TEMPERATURE 65 64 70 73 72 65 65 65 63 62 69 70 70 62 64 63 61
MAX/MIN TEMP 75 61 72 59
WIND DIR N NW E S W N N N N E S SW W NW SW S S
WIND (MPH) 3 3 2 3 3 2 3 4 4 4 2 3 3 2 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 10 10 10 10 10 5 5 20 20 30 30 30 30 40
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.02
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) 12.3 12.3 12.3 12.6 12.8 12.5 12.4 12.3 12.1 12.1 12.2 12.4 12.5 12.3 12.1 11.7 11.6
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN