Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
781
FWUS46 KSEW 182215
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
315 PM PDT WED SEP 18 2024
...HURRICANE RIDGE...
DATE THURSDAY 09/19/24 FRIDAY 09/20/24
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 FW FW FW FW FW FW FW FW FW FW FW SC FW SC SC
CLOUD COVER (%) 45 30 10 5 10 10 15 10 15 25 15 20 20 30 20 30 35
TEMPERATURE 51 47 45 44 43 45 51 53 51 45 42 40 39 41 47 50 49
MIN/MAX TEMP 43 53 39 50
WIND DIR NW W E S SW W NW NW NW W W SW SW SW N N N
WIND (MPH) 2 2 1 2 2 2 2 3 3 4 6 4 4 4 3 3 2
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 5 5 5 0 0 5 5 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) 9.0 8.0 6.9 7.4 8.9 9.3 8.8 8.0 7.1 6.4 5.9 5.6 6.1 5.9 6.3 7.5 8.0
...MOUNT BAKER SKI AREA...
DATE THURSDAY 09/19/24 FRIDAY 09/20/24
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 BK SC SC SC SC SC SC SC SC BK OV BK BK SC SC
CLOUD COVER (%) 50 50 50 35 35 35 30 40 35 45 45 65 70 55 55 35 40
TEMPERATURE 52 48 46 45 44 44 49 51 51 45 43 43 42 42 44 47 48
MIN/MAX TEMP 42 53 41 49
WIND DIR W S S S SE NW NW W W W W SW SW W W W W
WIND (MPH) 4 1 2 2 1 2 6 8 8 6 6 4 3 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 5 5 5 5 10 10 20 20 30 30 20 20 0
PRECIP TYPE R R 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) 8.9 8.3 7.5 7.3 7.6 7.8 8.1 7.9 7.5 6.7 6.8 6.7 6.4 6.1 6.4 7.1 7.3
...STEVENS PASS...
DATE THURSDAY 09/19/24 FRIDAY 09/20/24
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 OV BK BK SC FW SC FW FW BK BK OV OV OV BK SC SC
CLOUD COVER (%) 55 75 60 50 45 25 35 20 10 55 65 80 85 80 60 35 45
TEMPERATURE 53 48 47 45 43 43 51 56 54 46 45 44 43 41 44 49 49
MIN/MAX TEMP 42 56 41 50
WIND DIR W W W SW SW W W W W W W W W W W W W
WIND (MPH) 5 5 5 4 4 4 6 8 8 8 9 9 8 6 6 8 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 5 5 10 10 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) 9.1 9.0 8.6 8.2 7.7 8.2 8.3 8.7 8.0 7.4 7.0 6.9 6.9 6.6 6.9 7.7 8.0
...SNOQUALMIE PASS (3000 FEET)...
DATE THURSDAY 09/19/24 FRIDAY 09/20/24
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 SC SC SC FW FW SC FW BK BK OV OV BK BK SC SC
CLOUD COVER (%) 45 55 50 35 25 20 25 25 15 65 70 75 75 70 55 30 30
TEMPERATURE 57 50 48 46 44 43 53 59 58 49 47 46 45 43 47 53 54
MIN/MAX TEMP 42 60 43 55
WIND DIR NW N N N N N NW NW NW NW NW NW NW W W W NW
WIND (MPH) 3 2 1 1 2 2 4 5 5 3 3 4 4 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 5 0 10 10 10 10 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) 9.1 9.1 8.8 8.4 7.9 8.3 8.2 8.7 8.1 7.5 7.1 6.8 6.9 6.7 6.8 7.8 8.0
...WHITE PASS...
DATE THURSDAY 09/19/24 FRIDAY 09/20/24
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 FW FW FW FW FW FW SC BK OV BK SC SC FW FW
CLOUD COVER (%) 10 45 20 25 20 10 15 15 10 30 55 70 65 50 35 20 15
TEMPERATURE 58 50 45 44 42 43 54 59 58 48 43 42 40 39 46 52 53
MIN/MAX TEMP 41 60 38 54
WIND DIR W W W NW NW W W W W W W W W W W W W
WIND (MPH) 5 3 3 2 3 4 5 8 8 6 9 9 8 6 6 8 6
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) 9.6 9.5 9.1 9.0 8.8 8.3 8.4 9.2 8.9 8.1 7.5 7.2 7.3 7.7 8.2 8.7 8.9
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE THURSDAY 09/19/24 FRIDAY 09/20/24
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 FW FW FW FW FW FW FW SC BK OV OV BK SC SC SC
CLOUD COVER (%) 30 45 20 20 20 20 20 15 20 40 55 70 75 55 50 40 30
TEMPERATURE 51 45 45 44 44 43 49 51 50 43 42 42 40 39 43 46 47
MIN/MAX TEMP 42 53 38 48
WIND DIR NW N NW NW N S SW W W W W W W W W W NW
WIND (MPH) 3 2 2 2 1 1 3 6 6 5 6 6 6 5 5 6 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 5 0 5 5 5 5 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) 9.6 9.3 9.1 9.0 8.6 8.5 8.9 9.1 8.7 7.9 7.4 7.0 7.2 7.3 8.2 8.5 8.6
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN