Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
345
FWUS46 KSEW 161009
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
309 AM PDT SAT AUG 16 2025
...HURRICANE RIDGE...
DATE SATURDAY 08/16/25 SUNDAY 08/17/25
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 BK BK BK OV BK SC SC SC BK BK OV OV BK OV BK
CLOUD COVER (%) 60 60 60 70 65 70 55 45 45 45 55 70 80 80 65 75 65
TEMPERATURE 46 47 50 52 53 49 46 45 45 45 50 52 52 49 46 46 45
MAX/MIN TEMP 54 43 53 45
WIND DIR SW SW SW SW SW S S SW SW SW NW N N NW SW SW SW
WIND (MPH) 5 4 1 1 2 3 3 4 4 3 1 2 2 2 2 2 3
WIND GUST (MPH)
PRECIP PROB (%) 40 40 30 50 50 20 30 20 20 20 10 10 0 0 0 0 0
PRECIP TYPE R R R R R R R R R R
6 HOUR QPF 0.01 0.02 0.01 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) 9.0 8.7 8.5 8.6 8.5 8.2 7.9 7.5 7.1 6.9 7.1 7.8 8.0 7.8 7.4 7.6 7.4
...MOUNT BAKER SKI AREA...
DATE SATURDAY 08/16/25 SUNDAY 08/17/25
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 OV OV OV OV OV OV OV OV OV OV BK OV OV OV OV OV OV
CLOUD COVER (%) 85 80 75 75 80 80 85 85 90 75 65 70 80 75 80 80 80
TEMPERATURE 51 48 48 51 53 51 50 50 49 47 49 52 55 50 48 49 48
MAX/MIN TEMP 54 47 55 47
WIND DIR S S S S S S S S S SW SW W W W S S S
WIND (MPH) 11 11 9 8 5 4 6 6 6 6 5 5 4 2 3 4 4
WIND GUST (MPH)
PRECIP PROB (%) 80 60 50 60 70 50 60 50 50 50 20 20 5 5 0 0 0
PRECIP TYPE R R R R R R R R R R R R
6 HOUR QPF 0.06 0.04 0.05 0.07 0.05 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) 8.7 8.7 8.7 8.9 9.0 8.9 8.4 8.1 8.0 7.7 7.7 7.8 8.1 7.9 7.8 7.9 7.7
...STEVENS PASS...
DATE SATURDAY 08/16/25 SUNDAY 08/17/25
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 OV OV BK SC SC BK OV OV OV BK SC SC SC OV OV OV OV
CLOUD COVER (%) 95 75 70 35 30 55 75 90 85 65 30 50 50 75 90 90 85
TEMPERATURE 53 50 52 59 61 55 51 50 49 47 54 62 63 56 51 49 47
MAX/MIN TEMP 61 47 63 47
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 6 6 6 6 5 5 5 4 4 4 4 5 5 4 2 3 3
WIND GUST (MPH)
PRECIP PROB (%) 40 20 10 20 10 20 5 5 5 5 0 0 0 0 0 0 5
PRECIP TYPE R R R R
6 HOUR QPF 0.05 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) 9.0 8.9 8.9 8.9 8.9 8.8 8.4 8.1 7.9 7.7 7.6 8.0 8.4 8.4 8.3 8.3 8.1
...SNOQUALMIE PASS (3000 FEET)...
DATE SATURDAY 08/16/25 SUNDAY 08/17/25
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 OV OV BK SC SC BK OV OV OV SC SC SC BK BK OV OV OV
CLOUD COVER (%) 90 70 55 45 50 65 70 80 80 45 35 45 55 65 80 85 80
TEMPERATURE 54 51 54 60 63 57 53 52 50 48 56 62 64 58 52 50 48
MAX/MIN TEMP 63 48 64 48
WIND DIR W W W W W NW W NW W W W W NW NW NW W W
WIND (MPH) 4 4 5 5 4 3 3 2 2 2 3 4 4 2 1 1 1
WIND GUST (MPH)
PRECIP PROB (%) 40 20 10 10 20 30 10 10 5 5 0 0 0 0 0 0 0
PRECIP TYPE R R R R
6 HOUR QPF 0.01 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) 8.8 8.9 8.9 8.9 8.9 8.7 8.3 8.0 7.8 7.6 7.5 8.0 8.4 8.3 8.0 8.1 7.9
...WHITE PASS...
DATE SATURDAY 08/16/25 SUNDAY 08/17/25
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 OV OV SC SC SC BK BK BK OV BK FW SC SC OV OV OV BK
CLOUD COVER (%) 90 80 40 25 35 60 65 65 70 60 25 30 45 80 70 80 65
TEMPERATURE 52 50 53 58 61 55 49 48 46 46 54 61 62 56 49 47 45
MAX/MIN TEMP 61 45 63 45
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 6 6 8 6 5 4 3 4 4 4 4 5 5 2 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 40 0 0 0 0 5 5 5 5 5 0 0 0 0 5 5 5
PRECIP TYPE R
6 HOUR QPF 0.08 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) 10.5 8.6 9.0 9.2 9.0 8.6 8.3 8.0 7.7 7.6 7.7 8.3 8.6 8.3 7.9 8.3 8.1
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE SATURDAY 08/16/25 SUNDAY 08/17/25
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 OV SC SC SC SC BK SC SC SC SC SC BK BK OV OV OV BK
CLOUD COVER (%) 80 35 25 50 45 65 45 45 40 40 40 50 60 85 80 80 65
TEMPERATURE 49 46 48 51 52 48 46 45 44 43 47 52 53 49 47 46 45
MAX/MIN TEMP 53 42 54 44
WIND DIR W W W W W W W W W W SW W W NW NW W W
WIND (MPH) 11 9 8 9 8 5 4 3 3 3 3 4 5 2 2 1 2
WIND GUST (MPH)
PRECIP PROB (%) 30 5 0 10 20 20 5 5 5 5 0 0 0 0 0 0 5
PRECIP TYPE R R R
6 HOUR QPF 0.04 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) 9.5 8.7 9.1 9.1 9.0 8.6 8.2 7.9 7.7 7.6 7.8 8.1 8.4 8.1 7.9 8.0 7.9
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN