573
FWUS46 KSEW 180938
AVGSEW
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE SEATTLE WA
238 AM PDT THU JUN 18 2026
..HURRICANE RIDGE
DATE THURSDAY 06/18/26 FRIDAY 06/19/26
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 CL CL FW FW FW SC FW SC SC FW FW SC FW FW FW FW
CLOUD COVER (%) 10 5 0 15 10 20 25 15 25 35 15 25 30 15 15 15 20
TEMPERATURE 43 49 56 60 60 57 52 52 51 57 63 64 61 56 53 49 46
MAX/MIN TEMP 62 49 64 46
WIND DIR NE NE NE N N N NE E SW N N N N NW W W W
WIND (MPH) 3 3 8 6 5 2 3 3 3 3 5 5 6 5 2 2 2
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 7.1 7.3 7.5 7.9 8.0 7.8 7.7 7.7 7.9 7.9 8.4 8.6 8.5 8.2 7.6 8.0 7.6
..MOUNT BAKER SKI AREA
DATE THURSDAY 06/18/26 FRIDAY 06/19/26
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 CL CL CL FW FW FW FW FW FW FW FW FW FW FW FW FW FW
CLOUD COVER (%) 5 0 0 15 10 20 10 15 10 10 10 10 5 15 5 10 15
TEMPERATURE 44 53 61 66 67 63 55 54 53 60 66 67 66 61 55 51 49
MAX/MIN TEMP 68 51 68 49
WIND DIR E NE E NW W NW E SE S SW SW SW W W W W W
WIND (MPH) 4 3 5 5 8 5 4 4 3 4 12 13 13 10 3 2 2
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 8.0 7.9 8.6 9.2 9.3 9.1 9.0 8.7 8.7 8.6 9.0 9.1 8.9 7.8 8.1 7.9 7.5
..STEVENS PASS
DATE THURSDAY 06/18/26 FRIDAY 06/19/26
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 CL CL FW FW FW FW FW BK BK BK SC SC SC SC SC SC
CLOUD COVER (%) 5 5 0 10 15 25 20 10 55 65 50 45 35 40 25 30 45
TEMPERATURE 42 49 66 74 74 66 55 52 51 55 70 75 73 63 55 51 48
MAX/MIN TEMP 75 50 76 48
WIND DIR S SE SE W W W SE E E SW W W W W W W W
WIND (MPH) 2 1 2 3 5 4 2 2 2 2 4 6 8 8 5 5 5
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 7.6 7.9 8.9 9.5 9.6 9.4 9.3 9.4 9.3 9.2 9.3 9.3 9.4 8.5 8.8 8.9 8.3
..SNOQUALMIE PASS (3000 FEET)
DATE THURSDAY 06/18/26 FRIDAY 06/19/26
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 CL CL CL CL FW FW FW FW SC BK SC FW FW SC FW FW SC
CLOUD COVER (%) 5 0 0 0 10 15 15 20 50 55 40 15 15 30 20 20 25
TEMPERATURE 42 49 67 76 76 67 56 53 52 55 72 77 76 65 55 48 46
MAX/MIN TEMP 76 50 78 46
WIND DIR N NE S W NW N NE E E SW W W W W W W W
WIND (MPH) 2 1 2 5 5 3 2 3 2 2 5 8 8 5 3 3 3
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 7.4 7.7 8.3 8.7 9.0 9.1 9.2 9.2 9.1 9.2 9.2 9.3 9.3 8.8 8.1 8.6 8.2
..WHITE PASS
DATE THURSDAY 06/18/26 FRIDAY 06/19/26
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 CL FW FW FW BK BK BK BK SC FW FW SC FW FW FW FW
CLOUD COVER (%) 10 5 10 20 25 65 60 50 65 25 20 20 25 20 20 20 20
TEMPERATURE 41 52 66 73 75 68 55 51 48 57 69 75 74 65 54 47 44
MAX/MIN TEMP 75 48 76 44
WIND DIR NE E E W W NW E E E SW W W W W W W W
WIND (MPH) 5 5 4 5 8 4 4 5 5 5 8 13 16 14 12 12 12
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 7.6 7.8 8.8 9.8 10.2 9.9 9.5 9.2 9.1 9.1 9.5 9.8 9.7 9.2 8.7 9.4 8.9
..PARADISE (MOUNT RAINIER - 5420 FEET)
DATE THURSDAY 06/18/26 FRIDAY 06/19/26
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 CL FW FW SC SC BK BK BK SC FW FW SC FW FW FW FW
CLOUD COVER (%) 15 5 10 15 35 45 60 60 60 30 15 10 30 25 20 15 20
TEMPERATURE 42 50 60 65 66 62 57 57 55 57 62 66 65 60 52 49 45
MAX/MIN TEMP 67 53 67 45
WIND DIR NW N S W W NE NE N NW SW SW W W W W W W
WIND (MPH) 5 1 4 5 6 2 3 3 2 3 8 12 12 10 4 4 3
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
6 HOUR ICE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
SNOW LEVEL (KFT) 7.9 8.1 9.5 10.3 10.4 9.8 9.3 9.1 9.0 9.0 9.2 9.2 9.2 8.7 8.5 9.0 8.2
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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