Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
357
FWUS46 KSEW 200918
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
218 AM PDT FRI SEP 20 2024
...HURRICANE RIDGE...
DATE FRIDAY 09/20/24 SATURDAY 09/21/24
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 BK SC FW FW FW SC BK BK
CLOUD COVER (%) 35 10 10 25 45 35 25 15 20 50 45 15 15 20 40 50 60
TEMPERATURE 39 40 45 48 49 44 43 42 43 44 52 55 54 49 48 48 47
MAX/MIN TEMP 50 42 55 47
WIND DIR NW NW N N N E E E SW S N N N SW SW SW SW
WIND (MPH) 4 4 4 3 2 2 4 3 2 3 1 2 2 2 3 4 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 5 5 5 5 0 0 0 0 0 0 5 5 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) 5.7 5.5 5.8 6.0 6.9 7.9 9.2 9.7 9.8 10.0 10.2 10.1 10.0 10.0 9.9 9.9 9.7
...MOUNT BAKER SKI AREA...
DATE FRIDAY 09/20/24 SATURDAY 09/21/24
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 SC FW FW SC BK FW FW SC SC BK BK
CLOUD COVER (%) 70 45 35 35 25 40 35 20 20 35 55 25 15 35 40 55 70
TEMPERATURE 41 40 44 47 49 44 42 42 42 43 50 55 55 50 47 47 46
MAX/MIN TEMP 50 41 56 46
WIND DIR W SE S W W S SE SE S E SW W W SW S SE S
WIND (MPH) 5 2 5 5 4 2 4 4 3 4 2 4 4 2 4 4 4
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 10 5 5 5 5 0 0 0 0 0 0 5 5 30
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) 6.1 5.7 6.5 6.8 6.8 6.4 6.4 8.0 8.9 9.5 9.9 10.1 10.1 10.0 9.8 9.7 9.6
...STEVENS PASS...
DATE FRIDAY 09/20/24 SATURDAY 09/21/24
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 BK SC FW SC BK SC FW FW FW SC SC FW FW FW SC BK
CLOUD COVER (%) 90 65 50 20 50 55 45 20 15 20 45 35 15 15 20 40 60
TEMPERATURE 43 41 44 50 50 44 41 40 39 40 53 60 60 51 46 45 44
MAX/MIN TEMP 51 38 61 44
WIND DIR W W W W W SW SW SE E SE W W W W W W W
WIND (MPH) 9 6 8 6 5 4 3 3 2 2 2 4 5 3 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
PRECIP TYPE
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) 6.5 6.1 6.3 6.7 6.7 6.7 6.8 7.4 8.1 8.5 9.1 9.9 10.1 10.1 9.9 9.7 9.7
...SNOQUALMIE PASS (3000 FEET)...
DATE FRIDAY 09/20/24 SATURDAY 09/21/24
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 BK SC FW FW SC SC FW FW FW SC SC FW CL FW SC SC
CLOUD COVER (%) 80 60 40 15 20 35 40 15 10 15 35 30 10 5 5 25 40
TEMPERATURE 44 42 47 53 54 47 42 39 39 40 55 63 64 54 47 45 44
MAX/MIN TEMP 55 38 65 43
WIND DIR NW NW NW NW NW N N NE E E W W NW NW NE NE N
WIND (MPH) 4 4 6 5 3 2 2 2 2 2 2 3 3 1 1 1 1
WIND GUST (MPH)
PRECIP PROB (%) 10 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
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
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) 6.5 6.2 6.2 6.4 6.4 7.2 7.3 7.6 8.6 8.9 9.6 9.9 10.1 10.1 9.9 9.7 9.7
...WHITE PASS...
DATE FRIDAY 09/20/24 SATURDAY 09/21/24
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 FW FW FW SC SC FW FW FW SC SC FW FW FW FW SC
CLOUD COVER (%) 65 50 15 25 10 40 30 20 5 5 35 35 10 10 10 25 30
TEMPERATURE 39 37 46 53 54 46 40 38 38 40 55 61 62 53 46 44 43
MAX/MIN TEMP 54 37 63 43
WIND DIR W W W W W W NE E E E SE W NW NW NW W W
WIND (MPH) 9 6 8 6 5 3 3 3 2 3 2 3 4 2 2 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
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) 6.5 6.4 7.0 7.3 7.3 7.4 7.3 7.5 8.5 9.1 9.4 9.5 9.9 10.0 9.9 9.7 9.7
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE FRIDAY 09/20/24 SATURDAY 09/21/24
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 FW SC SC SC FW FW BK SC FW FW FW SC SC
CLOUD COVER (%) 75 40 30 30 25 35 35 25 20 5 50 30 15 10 10 35 40
TEMPERATURE 38 36 42 45 47 42 40 42 42 42 51 54 55 49 47 47 46
MAX/MIN TEMP 48 39 56 45
WIND DIR W W W W N N NE NE NE NE N W NW N NE N N
WIND (MPH) 6 4 6 5 2 3 4 4 3 3 0 2 3 2 3 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
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) 6.3 6.8 7.5 7.8 7.7 7.8 7.8 8.2 8.6 8.9 9.2 9.8 10.1 10.1 9.9 9.8 9.7
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN