Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
988
FWUS46 KSEW 211101
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
401 AM PDT SAT SEP 21 2024
...HURRICANE RIDGE...
DATE SATURDAY 09/21/24 SUNDAY 09/22/24
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 OV FW CL FW SC SC SC BK BK BK BK BK BK BK BK BK
CLOUD COVER (%) 60 75 15 0 20 40 40 45 60 65 55 55 65 65 60 60 65
TEMPERATURE 43 43 51 55 55 51 49 49 48 47 52 54 53 51 49 48 49
MAX/MIN TEMP 56 47 55 48
WIND DIR NW NW N N NW SW SW SW SW SW W W W SW SW SW SW
WIND (MPH) 2 2 1 2 1 2 3 4 4 4 2 3 2 2 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 5 5 5 5 10 5 5 5 10 10 20 20 30 30 10 10 10
PRECIP TYPE R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.01 0.01 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) 10.4 10.3 10.3 10.0 9.8 9.8 9.6 9.4 8.9 8.9 9.3 10.0 9.7 9.0 9.9 11.0 12.5
...MOUNT BAKER SKI AREA...
DATE SATURDAY 09/21/24 SUNDAY 09/22/24
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 BK SC SC SC SC SC OV OV BK BK BK OV OV OV OV OV
CLOUD COVER (%) 55 65 30 30 30 30 50 75 80 55 60 70 80 90 85 85 80
TEMPERATURE 41 42 50 54 56 50 47 48 48 47 51 51 50 48 49 49 49
MAX/MIN TEMP 57 46 53 47
WIND DIR NE W NW W W S S S S S SW SW SW SW SW SW SW
WIND (MPH) 3 2 2 4 4 2 4 3 3 4 4 4 4 4 4 3 2
WIND GUST (MPH)
PRECIP PROB (%) 0 10 5 5 5 5 5 5 10 10 40 40 70 70 60 60 20
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.08 0.06 0.04
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 9.8 10.0 10.1 9.9 9.8 9.7 9.6 9.3 9.0 8.8 9.7 9.5 9.1 8.7 9.0 10.9
...STEVENS PASS...
DATE SATURDAY 09/21/24 SUNDAY 09/22/24
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 FW SC BK FW FW SC SC SC BK BK BK SC BK BK OV OV OV
CLOUD COVER (%) 20 50 70 15 10 25 40 35 65 65 60 50 55 65 80 80 85
TEMPERATURE 40 41 52 60 59 51 46 46 46 46 55 58 56 49 49 49 49
MAX/MIN TEMP 60 45 59 48
WIND DIR S S W W W W W W W W W W W W W W W
WIND (MPH) 3 1 4 5 6 8 5 5 3 4 5 8 6 6 6 8 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 5 5 5 5 5 5 5 5 20 20 20 20 5
PRECIP TYPE R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01
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) 8.9 9.6 10.2 10.3 10.2 10.0 9.8 9.6 9.5 9.2 9.0 9.0 9.8 9.6 9.1 9.5 10.7
...SNOQUALMIE PASS (3000 FEET)...
DATE SATURDAY 09/21/24 SUNDAY 09/22/24
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 FW SC BK FW FW FW SC SC SC SC SC SC SC BK BK BK BK
CLOUD COVER (%) 15 35 55 5 5 15 30 30 40 40 35 40 50 50 65 65 70
TEMPERATURE 40 40 54 63 63 54 48 46 46 46 58 62 60 52 49 49 49
MAX/MIN TEMP 64 45 63 47
WIND DIR N N W W NW N N NW NW NW W W W W W W W
WIND (MPH) 2 2 3 4 4 2 2 2 2 3 5 6 6 4 3 3 2
WIND GUST (MPH)
PRECIP PROB (%) 0 5 5 5 5 5 5 5 5 5 5 5 20 20 20 20 5
PRECIP TYPE R R R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.01
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 10.1 10.3 10.3 10.2 10.0 9.7 9.6 9.5 9.3 9.0 9.1 9.6 9.7 9.2 9.7 10.9
...WHITE PASS...
DATE SATURDAY 09/21/24 SUNDAY 09/22/24
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 BK FW FW SC FW SC FW SC FW BK SC BK BK BK BK
CLOUD COVER (%) 25 25 55 5 5 25 25 30 25 25 25 50 45 60 55 60 55
TEMPERATURE 38 41 54 61 62 54 46 46 45 46 58 61 60 51 46 46 45
MAX/MIN TEMP 63 44 62 43
WIND DIR E E NW W W W W W W W W W W W W W W
WIND (MPH) 3 3 3 4 4 4 3 3 4 5 8 9 10 8 8 6 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 5 0 0 0 0 0 0 0 5 5 5 5 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) 9.4 10.1 10.2 10.3 10.3 10.3 10.0 9.7 9.5 9.4 9.2 9.8 9.7 9.9 9.6 9.9 10.5
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE SATURDAY 09/21/24 SUNDAY 09/22/24
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 SC BK FW FW FW FW SC SC SC BK BK BK BK BK BK BK
CLOUD COVER (%) 35 30 60 15 15 25 25 30 40 35 60 60 60 60 60 60 65
TEMPERATURE 41 42 50 54 55 50 47 48 48 46 52 54 53 47 46 47 45
MAX/MIN TEMP 56 46 56 45
WIND DIR NW N W W NW N NW W W W W W W W W W W
WIND (MPH) 3 1 2 3 5 2 3 2 2 2 4 6 6 4 4 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 5 0 5 5 5 5 5 0 0 0 0 10 10 10 10 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) 9.8 10.1 10.3 10.5 10.5 10.3 9.9 9.6 9.5 9.3 9.2 9.7 9.7 9.8 9.4 9.8 10.9
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN