Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
834
FWUS46 KSEW 182147
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
247 PM PDT WED JUN 18 2025
...HURRICANE RIDGE...
DATE THURSDAY 06/19/25 FRIDAY 06/20/25
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 FW SC FW FW BK OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 40 20 25 15 25 55 75 85 95 90 75 85 90 90 85 85 85
TEMPERATURE 45 42 37 36 35 39 44 44 44 42 38 37 36 38 39 40 41
MIN/MAX TEMP 34 46 36 42
WIND DIR W W SW S S W NW NW NW NW W SW W W NW NW W
WIND (MPH) 11 8 3 3 3 3 5 6 8 5 4 4 4 5 5 8 8
WIND GUST (MPH)
PRECIP PROB (%) 5 0 0 5 5 0 5 10 10 10 20 20 30 30 70 70 50
PRECIP TYPE R S S S S R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.08
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 MM MM MM MM MM MM MM MM
SNOW LEVEL (KFT) 6.1 5.8 5.5 5.2 4.9 5.5 6.2 6.5 6.5 6.2 5.8 5.3 4.9 4.8 5.1 5.3 5.5
...MOUNT BAKER SKI AREA...
DATE THURSDAY 06/19/25 FRIDAY 06/20/25
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 SC SC SC BK OV OV OV OV BK OV OV OV OV OV
CLOUD COVER (%) 65 70 50 40 30 45 55 80 85 75 75 65 80 85 95 95 95
TEMPERATURE 47 43 40 39 38 41 47 50 51 46 42 40 39 40 40 40 41
MIN/MAX TEMP 38 52 38 42
WIND DIR SW SW S SE SE NW W W W W N W W W W SW W
WIND (MPH) 10 8 3 1 2 2 5 8 8 6 0 2 2 5 10 5 6
WIND GUST (MPH)
PRECIP PROB (%) 40 20 5 0 0 0 0 0 5 5 20 20 60 60 90 90 90
PRECIP TYPE R R R R R R R R R
6 HOUR QPF 0.02 0.00 0.00 0.00 0.00 0.00 0.04 0.13
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 MM MM MM MM MM MM MM MM
SNOW LEVEL (KFT) 6.8 6.5 6.0 5.6 5.3 5.7 6.5 6.8 6.9 6.6 6.2 5.6 5.5 5.5 5.6 6.1 6.2
...STEVENS PASS...
DATE THURSDAY 06/19/25 FRIDAY 06/20/25
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 BK SC SC SC BK OV BK OV OV OV OV OV OV
CLOUD COVER (%) 65 80 65 60 60 45 35 40 65 85 65 75 95 95 90 90 90
TEMPERATURE 54 48 42 41 39 41 53 59 58 52 43 41 40 39 41 43 44
MIN/MAX TEMP 38 59 39 44
WIND DIR W W W W W W W W W W SW W W W W W W
WIND (MPH) 10 9 6 4 2 4 5 8 8 8 5 5 6 8 6 9 11
WIND GUST (MPH)
PRECIP PROB (%) 10 0 0 0 0 0 0 0 0 0 10 10 40 40 80 80 90
PRECIP TYPE R R R R R
6 HOUR QPF 0.01 0.00 0.00 0.00 0.00 0.00 0.01 0.03
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 MM MM MM MM MM MM MM MM
SNOW LEVEL (KFT) 7.2 6.6 6.1 5.7 5.4 5.9 6.7 7.1 7.0 6.6 6.0 5.7 5.5 5.2 5.4 5.9 6.0
...SNOQUALMIE PASS (3000 FEET)...
DATE THURSDAY 06/19/25 FRIDAY 06/20/25
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 SC SC SC FW BK BK OV BK OV OV OV OV OV OV
CLOUD COVER (%) 60 70 60 50 45 30 25 50 60 75 55 75 90 85 85 85 95
TEMPERATURE 56 50 44 41 39 40 53 58 59 53 44 42 40 38 42 44 46
MIN/MAX TEMP 38 60 38 46
WIND DIR W W NW NW N N NW NW NW NW NW W W W W W W
WIND (MPH) 8 6 4 4 3 4 5 6 8 5 5 5 3 4 5 9 9
WIND GUST (MPH)
PRECIP PROB (%) 10 10 5 0 0 0 0 0 5 5 20 20 50 50 80 80 90
PRECIP TYPE R R R R R R R
6 HOUR QPF 0.02 0.01 0.00 0.00 0.00 0.01 0.01 0.06
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 MM MM MM MM MM MM MM MM
SNOW LEVEL (KFT) 7.0 6.5 6.0 5.7 5.4 5.9 6.5 6.6 6.6 6.2 5.9 5.7 5.2 4.8 5.0 5.6 5.8
...WHITE PASS...
DATE THURSDAY 06/19/25 FRIDAY 06/20/25
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 BK BK BK SC FW FW SC BK OV BK OV OV OV OV OV OV
CLOUD COVER (%) 50 55 60 55 45 15 15 35 55 70 60 80 80 75 75 75 90
TEMPERATURE 54 48 41 36 34 41 53 58 59 52 42 39 36 36 40 43 44
MIN/MAX TEMP 34 60 36 45
WIND DIR W W W W W W W W W W W W W W W W W
WIND (MPH) 11 11 8 5 3 2 5 8 10 10 10 10 10 11 12 11 12
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 5 5 10 10 10 10 60 60 90
PRECIP TYPE R R R
6 HOUR QPF 0.01 0.00 0.00 0.00 0.00 0.03 0.00 0.03
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 MM MM MM MM MM MM MM MM
SNOW LEVEL (KFT) 7.2 6.8 6.3 5.8 5.4 6.2 6.9 7.4 7.5 6.8 6.3 5.7 5.0 4.8 5.1 5.7 5.9
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE THURSDAY 06/19/25 FRIDAY 06/20/25
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 BK SC SC FW FW BK BK OV BK OV OV OV OV OV OV
CLOUD COVER (%) 35 40 55 40 25 20 20 55 60 75 70 75 85 80 85 85 95
TEMPERATURE 47 41 38 35 33 38 45 50 50 45 38 37 35 33 34 36 37
MIN/MAX TEMP 33 52 33 38
WIND DIR W W W W W S SW SW W W W W W W W W W
WIND (MPH) 14 11 5 3 1 1 6 9 9 4 6 9 9 10 12 12 13
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 0 0 0 0 0 5 5 10 10 20 20 80 80 90
PRECIP TYPE S S S R R
6 HOUR QPF 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.07
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0
12 HOUR SNOW 0.0 0.0 0.0 0.1
6 HOUR ICE MM MM MM MM MM MM MM MM
SNOW LEVEL (KFT) 6.9 6.6 6.1 5.7 5.4 6.5 7.1 7.1 7.0 6.7 6.0 5.4 4.8 4.8 5.2 5.6 5.8
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN