Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
233
FWUS46 KSEW 221045
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
345 AM PDT SUN SEP 22 2024
...HURRICANE RIDGE...
DATE SUNDAY 09/22/24 MONDAY 09/23/24
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 BK BK BK OV OV OV OV BK SC SC SC SC SC FW FW
CLOUD COVER (%) 75 55 70 70 70 75 75 75 75 60 50 40 45 30 25 15 20
TEMPERATURE 48 48 53 53 53 50 50 51 51 52 56 58 58 55 54 53 53
MAX/MIN TEMP 55 50 59 52
WIND DIR SW SW W W SW SW SW SW SW SW SW NW N S S S S
WIND (MPH) 4 4 2 2 2 2 3 4 4 4 1 2 2 2 3 2 3
WIND GUST (MPH)
PRECIP PROB (%) 0 5 10 10 10 20 50 40 20 10 5 5 0 0 0 0 0
PRECIP TYPE R R R R
6 HOUR QPF 0.00 0.00 0.01 0.03 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 9.1 9.9 10.3 10.4 12.4 13.4 13.5 13.4 13.3 13.3 13.4 13.4 13.3 13.2 13.0 12.9
...MOUNT BAKER SKI AREA...
DATE SUNDAY 09/22/24 MONDAY 09/23/24
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 OV OV OV OV OV OV OV OV OV BK BK SC SC FW SC
CLOUD COVER (%) 90 50 70 90 90 95 90 95 95 80 75 70 65 40 30 25 30
TEMPERATURE 48 48 52 52 50 48 50 50 50 50 50 53 55 52 52 53 53
MAX/MIN TEMP 54 48 55 51
WIND DIR S S SW SW SW SW SW SW SW S S SW SW S SE E E
WIND (MPH) 4 4 4 4 4 4 5 4 3 4 2 2 2 2 5 6 6
WIND GUST (MPH)
PRECIP PROB (%) 0 5 5 20 30 70 70 80 40 30 5 5 0 0 0 0 0
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.00 0.08 0.19 0.05 0.03 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 8.7 9.3 9.9 9.8 9.9 11.9 13.0 13.0 12.9 12.8 13.1 13.2 13.2 13.2 12.8 12.8
...STEVENS PASS...
DATE SUNDAY 09/22/24 MONDAY 09/23/24
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 BK BK BK OV OV OV OV BK BK SC SC SC FW FW FW
CLOUD COVER (%) 70 70 55 65 55 75 75 80 85 65 50 35 35 40 20 20 20
TEMPERATURE 46 46 56 59 56 50 49 49 49 48 53 59 60 55 52 52 52
MAX/MIN TEMP 59 48 60 51
WIND DIR W W W W W W W W W W W W W W NW E E
WIND (MPH) 3 4 5 8 8 6 6 6 6 5 5 5 5 3 3 3 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 10 10 10 10 20 5 5 0 0 0 0 0 0 0
PRECIP TYPE R
6 HOUR QPF 0.00 0.00 0.01 0.03 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) 9.7 9.3 9.7 9.6 10.1 10.4 12.1 13.1 13.2 12.9 12.8 13.2 13.2 13.3 13.3 13.0 12.9
...SNOQUALMIE PASS (3000 FEET)...
DATE SUNDAY 09/22/24 MONDAY 09/23/24
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 BK SC BK SC BK BK BK OV BK SC SC FW FW FW FW FW
CLOUD COVER (%) 50 60 40 60 45 65 60 65 75 60 45 30 25 20 10 15 5
TEMPERATURE 46 46 58 62 60 52 50 49 50 50 55 63 65 58 53 52 52
MAX/MIN TEMP 63 48 65 50
WIND DIR N W W W W W W W W W W NW NW N E E E
WIND (MPH) 1 2 4 5 4 2 2 2 2 2 4 4 3 1 2 2 3
WIND GUST (MPH)
PRECIP PROB (%) 0 0 5 10 10 10 10 10 5 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) 9.7 9.3 9.7 9.7 10.2 10.6 12.4 13.2 13.3 13.0 13.0 13.3 13.2 13.3 13.3 13.1 12.9
...WHITE PASS...
DATE SUNDAY 09/22/24 MONDAY 09/23/24
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 SC BK SC OV OV OV BK SC SC FW FW FW FW FW FW
CLOUD COVER (%) 25 35 45 70 45 75 70 75 65 45 40 25 5 25 25 15 10
TEMPERATURE 45 46 58 61 60 51 47 46 46 46 56 64 66 59 53 52 51
MAX/MIN TEMP 62 44 66 51
WIND DIR W W W W W W W W W W W W NW NW E SE SE
WIND (MPH) 3 4 6 9 9 6 6 5 5 4 4 5 4 2 2 3 4
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 10 10 5 5 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) 9.8 9.5 9.7 10.2 10.5 11.4 12.7 13.3 13.4 13.3 13.1 13.3 13.3 13.3 13.3 13.1 12.9
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE SUNDAY 09/22/24 MONDAY 09/23/24
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 OV SC OV OV OV OV SC SC FW FW FW SC FW FW
CLOUD COVER (%) 35 50 60 75 45 75 75 70 70 50 40 25 20 25 25 15 10
TEMPERATURE 48 48 53 54 53 47 47 48 48 47 52 58 59 53 55 57 55
MAX/MIN TEMP 56 46 60 53
WIND DIR W W W W W W W W W W W W NW N E E E
WIND (MPH) 2 3 5 8 6 5 5 3 3 2 2 3 3 2 3 5 6
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 5 10 10 10 10 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) 9.7 9.4 9.9 10.2 10.4 11.4 12.8 13.4 13.5 13.3 13.1 13.4 13.3 13.4 13.4 13.1 12.9
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN