Avalanche Weather Guidance
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
771
FWUS46 KSEW 171039
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
339 AM PDT MON JUN 17 2024
...HURRICANE RIDGE...
DATE MONDAY 06/17/24 TUESDAY 06/18/24
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 FW SC SC SC FW FW FW SC SC BK BK SC SC FW FW FW
CLOUD COVER (%) 55 25 35 30 25 15 15 15 35 30 55 55 50 35 20 20 25
TEMPERATURE 35 38 43 44 45 42 37 36 35 39 43 45 46 45 40 38 37
MAX/MIN TEMP 46 35 47 37
WIND DIR W NW NW NW W W S SW SW NW N N NW NW SE SE SE
WIND (MPH) 5 6 6 6 6 6 3 3 1 2 4 4 5 4 2 2 2
WIND GUST (MPH)
PRECIP PROB (%) 0 0 0 10 10 5 5 5 5 5 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) 5.8 5.9 6.2 6.4 6.2 6.1 6.1 6.2 6.2 6.2 6.4 6.7 7.0 7.0 6.9 6.8 6.7
...MOUNT BAKER SKI AREA...
DATE MONDAY 06/17/24 TUESDAY 06/18/24
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 OV OV OV OV OV OV OV BK OV OV BK SC SC FW FW FW
CLOUD COVER (%) 80 90 80 75 75 85 75 80 70 75 75 55 45 40 15 25 25
TEMPERATURE 37 38 40 44 45 42 41 41 41 41 43 49 50 48 43 42 42
MAX/MIN TEMP 46 40 51 41
WIND DIR W W W W W SW S S S W W W W NW E SE E
WIND (MPH) 2 5 6 8 6 5 4 4 3 2 5 5 8 4 3 4 6
WIND GUST (MPH)
PRECIP PROB (%) 30 20 30 50 40 40 40 40 30 30 40 40 10 10 0 0 0
PRECIP TYPE R R R R R R R R R R R R
6 HOUR QPF 0.00 0.01 0.03 0.05 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) 5.4 5.6 5.9 6.2 6.5 6.5 6.4 6.3 6.1 6.2 6.3 6.7 7.1 7.0 6.9 6.9 6.9
...STEVENS PASS...
DATE MONDAY 06/17/24 TUESDAY 06/18/24
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 OV OV OV OV OV OV OV OV OV BK BK SC SC SC FW FW
CLOUD COVER (%) 90 85 80 80 80 85 80 85 90 80 50 50 45 45 25 25 10
TEMPERATURE 38 38 40 43 45 43 41 41 41 41 47 53 54 51 43 41 40
MAX/MIN TEMP 45 39 55 39
WIND DIR W W W W W W W W W W W W W W SE E E
WIND (MPH) 6 6 8 9 9 8 8 6 3 3 5 6 6 4 2 4 4
WIND GUST (MPH)
PRECIP PROB (%) 60 60 40 30 30 40 20 10 5 5 30 30 20 20 5 5 5
PRECIP TYPE S S R R R R R R R R R
6 HOUR QPF 0.06 0.05 0.08 0.01 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) 5.2 5.4 5.7 6.1 6.4 6.3 6.1 5.9 5.7 5.9 6.3 6.8 7.2 7.1 7.0 6.9 6.9
...SNOQUALMIE PASS (3000 FEET)...
DATE MONDAY 06/17/24 TUESDAY 06/18/24
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 OV OV OV OV OV OV OV OV OV SC SC SC SC FW FW FW
CLOUD COVER (%) 85 80 80 85 80 90 80 80 80 75 50 50 30 30 20 10 10
TEMPERATURE 38 38 43 47 49 46 42 41 41 41 50 57 59 54 44 41 41
MAX/MIN TEMP 49 40 59 40
WIND DIR NW W W W W W W W NW NW W NW NW NW NE E E
WIND (MPH) 5 5 6 8 6 6 5 4 3 4 4 5 6 4 4 5 5
WIND GUST (MPH)
PRECIP PROB (%) 60 60 40 30 50 30 10 10 5 5 30 30 20 20 0 0 0
PRECIP TYPE R R R R R R R R R R
6 HOUR QPF 0.07 0.06 0.05 0.01 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) 5.1 5.3 5.7 6.1 6.3 6.2 5.9 5.7 5.6 5.7 6.2 6.8 7.2 7.2 7.0 6.9 6.9
...WHITE PASS...
DATE MONDAY 06/17/24 TUESDAY 06/18/24
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 OV OV OV OV OV OV OV BK SC SC SC SC SC FW FW CL
CLOUD COVER (%) 80 80 80 85 85 85 75 75 65 40 35 35 35 30 15 5 5
TEMPERATURE 33 35 38 41 43 42 38 36 35 38 48 54 56 52 42 40 39
MAX/MIN TEMP 44 34 56 38
WIND DIR W W W W W W W W W NW W W W NW NE E E
WIND (MPH) 9 10 12 12 13 11 9 6 2 2 5 5 8 4 2 4 5
WIND GUST (MPH)
PRECIP PROB (%) 20 50 40 50 20 10 5 5 0 0 20 20 10 10 0 0 0
PRECIP TYPE S S S R R R R
6 HOUR QPF 0.04 0.05 0.03 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) 4.9 5.3 5.7 6.2 6.3 6.0 5.6 5.3 5.3 5.9 6.5 7.2 7.6 7.5 7.3 7.0 6.8
...PARADISE (MOUNT RAINIER - 5420 FEET) ...
DATE MONDAY 06/17/24 TUESDAY 06/18/24
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 BK BK BK SC SC SC SC SC FW FW FW FW
CLOUD COVER (%) 75 70 70 70 70 65 55 60 45 40 40 35 30 20 15 5 10
TEMPERATURE 31 32 34 37 39 37 34 33 33 34 40 46 49 45 40 39 37
MAX/MIN TEMP 39 32 49 37
WIND DIR NW NW W W W W W NW NW SW W W W NW N NE NE
WIND (MPH) 12 10 13 17 14 11 5 3 3 1 2 5 5 5 4 4 3
WIND GUST (MPH)
PRECIP PROB (%) 40 50 40 50 30 20 5 0 0 0 10 10 10 10 0 0 0
PRECIP TYPE S S S S R R
6 HOUR QPF 0.05 0.05 0.02 0.00 0.00 0.02 0.00 0.00
6 HOUR SNOW 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0
12 HOUR SNOW 0.3 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) 5.0 5.3 5.7 6.2 6.3 6.1 5.7 5.4 5.4 6.0 6.6 7.2 7.4 7.4 7.1 6.9 6.8
$$
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN