547
FWAK47 PAJK 191307
AVGAJK
AVALANCHE WEATHER GUIDANCE
NATIONAL WEATHER SERVICE JUNEAU AK
507 AM AKDT TUE MAY 19 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 TUESDAY 05/19/26 WEDNESDAY 05/20/26
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 OV
CLOUD COVER (%) 85 85 85 70 75 90 85 90 95 100 100 100 100 95 90 95
TEMPERATURE 38 39 42 44 44 42 41 40 40 40 39 40 42 42 42 41
MAX/MIN TEMP 44 39 42 39
WIND DIR S S S S S E E SE SE E E SE SE SE SE S
WIND (MPH) 6 8 9 9 8 6 6 8 12 17 23 23 19 17 10 9
WIND GUST (MPH) 25 28 35 40 47 54 52 46 41 28
PRECIP PROB (%) 40 40 50 50 40 30 30 40 60 100 100 100 100 90 80 60
PRECIP TYPE S S S R R R S S S S S S R R R R
6 HOUR QPF 0.03 0.02 0.04 0.01 0.20 0.60 0.60 0.30
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.5 2.7 3.1 3.3 3.4 3.3 3.2 3.0 2.9 2.7 2.7 2.9 3.4 3.7 3.8 3.7
SNOW RATIO (:1) 8 7 6 6 6 6 6 6 6 6 6 6 5 5 5 5
..NEAR SEA LEVEL AROUND JUNEAU
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
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 OV
CLOUD COVER (%) 85 85 85 70 75 90 85 90 95 100 100 100 100 95 90 95
TEMPERATURE 43 45 48 50 49 46 44 43 44 45 45 46 46 45 45 44
MAX/MIN TEMP 50 42 47 42
WIND DIR S S S S S E E SE SE E E E E SE SE S
WIND (MPH) 2 4 5 5 5 4 4 10 11 14 20 21 13 10 3 1
WIND GUST (MPH) 32 37 40 34
PRECIP PROB (%) 40 40 40 40 40 30 30 40 60 100 100 100 100 90 80 60
PRECIP TYPE R R R R R R R R R R R R R R R R
6 HOUR QPF 0.03 0.02 0.04 0.01 0.18 0.59 0.60 0.31
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.4 2.7 3.1 3.4 3.4 3.3 3.2 3.0 2.9 2.7 2.7 2.9 3.4 3.8 3.9 3.7
SNOW RATIO (:1) 5 4 4 3 3 3 3 4 4 4 4 4 3 3 3 4
...THE KLONDIKE MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
ALONG THE KLONDIKE HIGHWAY AND TAIYA RIVER VALLEY...
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
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 BK OV OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 70 70 75 65 85 85 90 95 95 95 95 100 90 90 90 95
TEMPERATURE 39 41 46 47 44 42 40 39 40 42 45 45 43 43 42 42
MAX/MIN TEMP 47 38 46 40
WIND DIR SW SW SW SW SW S S S S S S SW SW SW SW SW
WIND (MPH) 13 13 14 14 14 12 12 13 12 14 18 26 16 16 10 10
WIND GUST (MPH) 34 31
PRECIP PROB (%) 30 30 40 40 40 30 40 40 50 80 80 90 80 80 80 70
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.02 0.02 0.02 0.05 0.20 0.19 0.14
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.6 3.0 3.4 3.5 3.4 3.1 3.0 2.9 3.1 3.4 3.5 3.4 3.3 3.3 3.2 3.2
SNOW RATIO (:1) 12 11 10 10 10 10 10 11 10 10 10 10 9 9 9 9
..NEAR SEA LEVEL AROUND SKAGWAY
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
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 OV
CLOUD COVER (%) 75 80 80 70 85 90 90 95 95 95 100 100 90 90 90 95
TEMPERATURE 45 48 52 54 52 49 47 46 45 47 49 50 49 48 47 47
MAX/MIN TEMP 55 45 51 44
WIND DIR S S S S S S S S S S S S S S S S
WIND (MPH) 12 13 14 14 14 11 11 12 8 11 14 20 12 9 3 2
WIND GUST (MPH) 29 39
PRECIP PROB (%) 30 30 40 40 40 30 40 40 50 80 90 100 80 80 80 70
PRECIP TYPE R R R R R R R R R R R R R R R R
6 HOUR QPF 0.01 0.02 0.02 0.02 0.07 0.24 0.22 0.13
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.1 2.6 2.9 3.1 3.2 2.9 2.7 2.6 2.7 2.9 2.9 2.8 2.8 2.9 3.0 2.8
SNOW RATIO (:1) 7 6 5 5 5 5 6 6 6 6 6 6 6 5 5 6
...THE HAINES MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)
ALONG THE CHILKAT RIVER VALLEY AND THE TAKSHANUK MOUNTAINS...
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
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 OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 65 75 75 70 80 80 85 90 95 95 100 100 90 90 85 85
TEMPERATURE 36 38 42 42 40 38 37 36 37 38 39 38 38 38 37 38
MAX/MIN TEMP 43 36 40 35
WIND DIR S S S S S S S SE SE SE SE SE SE S S S
WIND (MPH) 4 5 8 8 6 5 5 6 9 14 18 18 14 12 9 8
WIND GUST (MPH) 25 27 27 31 29 25 31 41 47 46 54 32 29 25
PRECIP PROB (%) 20 20 30 30 30 30 40 40 60 80 90 90 80 70 60 50
PRECIP TYPE S S S S S S S S S S S S S S S S
6 HOUR QPF 0.00 0.01 0.01 0.02 0.06 0.21 0.15 0.07
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.1 0.3 0.2 0.1
SNOW LEVEL (KFT) 2.0 2.5 3.0 3.2 3.1 2.8 2.6 2.5 2.6 2.8 2.8 2.6 2.8 2.9 2.9 2.8
SNOW RATIO (:1) 10 9 8 7 7 8 8 8 8 8 8 8 7 7 7 7
...NEAR SEA LEVEL AROUND HAINES AND LOWER ELEVATIONS ALONG THE HAINES HIGHWAY...
DATE TUESDAY 05/19/26 WEDNESDAY 05/20/26
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 OV OV OV OV OV OV OV OV OV OV OV
CLOUD COVER (%) 70 80 75 70 85 85 85 85 95 95 100 100 95 90 90 90
TEMPERATURE 43 47 52 53 50 47 44 43 43 46 48 48 46 45 44 44
MAX/MIN TEMP 54 42 49 42
WIND DIR SE SE SE SE SE SE SE SE SE SE SE SE SE S S S
WIND (MPH) 4 5 6 6 6 4 4 8 10 14 18 21 13 11 2 2
WIND GUST (MPH) 23 24 25 29 29 33 36 39 41 40 19
PRECIP PROB (%) 30 30 30 30 30 30 40 40 60 80 100 100 80 80 70 60
PRECIP TYPE R R R R R R R R R R R R R R R R
6 HOUR QPF 0.00 0.01 0.01 0.02 0.06 0.22 0.16 0.08
6 HOUR SNOW 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
SNOW LEVEL (KFT) 2.1 2.5 2.9 3.2 3.2 2.9 2.7 2.6 2.7 2.7 2.7 2.6 2.8 3.0 3.0 2.9
SNOW RATIO (:1) 6 5 4 4 4 4 5 5 5 5 5 5 5 4 4 5
--- PRECIP TYPE CODES ---
CODE TYPE
T THUNDERSTORMS
R RAIN
S SNOW
I SLEET
Z FREEZING RAIN
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