570
FWAK47 PAJK 181726
AVGAJK
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE JUNEAU AK
926 AM AKDT MON MAY 18 2026
*** EXPERIMENTAL PRODUCT FOR EVALUATION ONLY ***
THIS FORECAST IS FOR USE IN SNOW SAFETY ACTIVITIES AND EMERGENCY
MANAGEMENT.
...THE JUNEAU MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
AROUND DOWNTOWN JUNEAU AND DOUGLAS ISLAND...
DATE MONDAY 05/18/26 TUESDAY 05/19/26
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 85 90 95 85 80 80 85 85 95 100 100 100 100 100 90
TEMPERATURE 39 43 45 43 40 37 35 35 39 42 44 43 41 39 37
MAX/MIN TEMP 45 35 44 36
WIND DIR S S S S S S SW S S S S S E E SE
WIND (MPH) 5 5 3 3 3 3 2 4 5 8 6 6 5 5 6
WIND GUST (MPH)
PRECIP PROB (%) 70 80 90 80 70 70 50 40 40 60 70 70 70 80 80
PRECIP TYPE S S S S S S S S S S S S S S R
6 HOUR QPF 0.14 0.05 0.07 0.07 0.04 0.03 0.05 0.06
6 HOUR SNOW 0.0 0.0 0.0 0.1 0.1 0.0 0.0 0.0
SNOW LEVEL (KFT) 3.1 3.1 2.9 2.6 2.3 2.2 2.1 2.1 2.3 3.0 3.2 3.4 3.3 3.4 3.2
SNOW RATIO (:1) 6 7 7 8 10 10 10 10 10 8 8 8 8 6 6
..NEAR SEA LEVEL AROUND JUNEAU
DATE MONDAY 05/18/26 TUESDAY 05/19/26
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 80 90 95 85 85 80 85 85 95 100 100 100 100 100 90
TEMPERATURE 43 48 49 48 45 41 39 39 43 47 48 47 44 42 41
MAX/MIN TEMP 49 39 48 40
WIND DIR SE S SE E SE SE S S S S S S E E SE
WIND (MPH) 4 4 4 4 1 1 1 2 4 5 5 5 4 4 4
WIND GUST (MPH)
PRECIP PROB (%) 70 70 90 80 70 70 50 40 40 60 70 70 70 80 80
PRECIP TYPE R R R R R R R R R R R R R R R
6 HOUR QPF 0.11 0.04 0.05 0.06 0.04 0.02 0.04 0.06
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 3.1 3.1 2.9 2.6 2.3 2.2 2.1 2.1 2.3 3.0 3.2 3.4 3.3 3.4 3.2
SNOW RATIO (:1) 4 4 4 5 7 7 8 8 7 6 5 5 5 4 4
...THE KLONDIKE MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
ALONG THE KLONDIKE HIGHWAY AND TAIYA RIVER VALLEY...
DATE MONDAY 05/18/26 TUESDAY 05/19/26
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER BK BK OV OV OV BK BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 65 55 75 80 80 60 55 55 70 80 95 100 100 100 90
TEMPERATURE 40 43 45 43 40 37 35 35 39 42 44 41 39 38 37
MAX/MIN TEMP 45 35 44 36
WIND DIR SW S SW SW SW SW SW SW SW SW SW SW S S S
WIND (MPH) 13 17 19 20 19 13 13 13 13 14 14 14 12 12 8
WIND GUST (MPH)
PRECIP PROB (%) 40 50 50 60 60 60 30 30 30 20 20 20 30 60 70
PRECIP TYPE R R R S S R S S R R R R R R S
6 HOUR QPF 0.04 0.02 0.03 0.07 0.03 0.00 0.00 0.03
6 HOUR SNOW 0.0 0.0 0.0 0.2 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 3.1 3.1 2.9 2.5 2.1 1.9 1.8 1.9 2.3 3.0 3.2 3.2 2.9 3.1 3.3
SNOW RATIO (:1) 10 10 11 12 13 13 13 13 12 11 11 11 11 10 10
..NEAR SEA LEVEL AROUND SKAGWAY
DATE MONDAY 05/18/26 TUESDAY 05/19/26
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER BK BK OV OV OV BK BK BK OV OV OV OV OV OV OV
CLOUD COVER (%) 65 65 80 80 85 70 60 65 75 85 100 100 100 100 90
TEMPERATURE 44 48 49 48 45 42 40 40 43 47 48 47 45 44 43
MAX/MIN TEMP 49 40 48 43
WIND DIR S S S S S S S S S S S S S S S
WIND (MPH) 11 13 16 16 11 9 6 6 9 12 11 11 6 6 3
WIND GUST (MPH) 31 33
PRECIP PROB (%) 50 60 60 60 60 60 40 30 40 30 20 30 40 60 70
PRECIP TYPE R R R R R R R R R R R R R R R
6 HOUR QPF 0.03 0.02 0.02 0.02 0.01 0.02 0.02 0.04
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.9 2.9 2.8 2.4 2.1 1.9 1.9 2.0 2.3 2.9 3.1 3.1 3.0 3.0 3.1
SNOW RATIO (:1) 6 6 6 7 8 9 9 9 8 7 7 7 7 6 6
...THE HAINES MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
ALONG THE CHILKAT RIVER VALLEY AND THE TAKSHANUK MOUNTAINS...
DATE MONDAY 05/18/26 TUESDAY 05/19/26
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER BK OV OV OV OV BK BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 70 70 85 85 85 70 65 70 75 90 100 100 100 100 90
TEMPERATURE 35 38 39 38 35 32 31 31 34 37 38 36 34 33 32
MAX/MIN TEMP 39 31 38 31
WIND DIR SE S S S S S S S S S S S S S SE
WIND (MPH) 5 6 6 6 4 4 3 3 4 6 6 6 3 3 4
WIND GUST (MPH) 24
PRECIP PROB (%) 40 50 50 50 50 50 40 30 40 30 20 40 40 60 70
PRECIP TYPE S S S S S S S S S S S S S S S
6 HOUR QPF 0.02 0.02 0.02 0.02 0.02 0.02 0.01 0.02
6 HOUR SNOW 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.9 3.0 2.9 2.5 2.0 1.8 1.7 1.7 2.2 2.9 3.1 3.0 2.9 3.0 2.9
SNOW RATIO (:1) 8 8 8 9 10 11 12 12 11 10 9 9 9 8 8
...NEAR SEA LEVEL AROUND HAINES AND LOWER ELEVATIONS ALONG THE HAINES HIGHWAY...
DATE MONDAY 05/18/26 TUESDAY 05/19/26
TIME (LT) 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04
4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A
CLOUD COVER OV BK OV OV OV OV BK OV OV OV OV OV OV OV OV
CLOUD COVER (%) 70 70 80 85 85 75 70 70 80 90 100 100 100 100 90
TEMPERATURE 42 47 48 46 43 40 38 38 41 46 47 45 42 40 39
MAX/MIN TEMP 48 37 47 38
WIND DIR SE SE SE SE SE S S S S S S S S S SE
WIND (MPH) 6 6 8 8 5 5 4 4 5 6 6 6 4 4 4
WIND GUST (MPH) 24 27 25 23 23 23 24 24
PRECIP PROB (%) 50 50 50 50 50 60 40 30 40 30 20 40 40 60 70
PRECIP TYPE R R R R R R R R R R R R R R R
6 HOUR QPF 0.02 0.02 0.02 0.02 0.02 0.02 0.01 0.02
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.8 3.0 2.8 2.5 2.0 1.8 1.7 1.8 2.1 2.9 3.1 3.1 2.9 3.1 3.0
SNOW RATIO (:1) 5 4 5 5 7 8 9 8 8 6 6 6 6 5 5
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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