717  
FWAK47 PAJK 182323  
AVGAJK  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE JUNEAU AK  
323 PM ADT MON AUG 18 2025  
 
*** 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 08/19/25 WEDNESDAY 08/20/25  
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16  
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P  
 
CLOUD COVER OV SC FW FW FW FW FW FW SC SC OV OV OV OV OV OV OV  
CLOUD COVER (%) 75 45 20 10 5 5 15 10 25 35 75 80 80 85 90 80 75  
TEMPERATURE 50 51 48 46 44 45 49 53 53 52 49 48 47 47 47 50 51  
MIN/MAX TEMP 44 56 46 53  
WIND DIR N N N N N N NW W W W S S S S S S S  
WIND (MPH) 6 5 5 5 5 5 6 6 6 5 4 4 4 5 6 8 6  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 5 40 50 60 70 70 70 30  
PRECIP TYPE R R R R R R R  
12 HOUR QPF 0.00 0.00 0.04 0.06  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (HFT) 67 66 64 62 61 61 62 63 65 68 71 70 68 67 66 67 68  
 
   
..NEAR SEA LEVEL AROUND JUNEAU  
 
DATE TUESDAY 08/19/25 WEDNESDAY 08/20/25  
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16  
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P  
 
CLOUD COVER OV SC FW FW FW FW FW FW SC SC OV OV OV OV OV OV OV  
CLOUD COVER (%) 75 50 20 10 5 10 10 10 30 35 80 85 80 85 90 80 75  
TEMPERATURE 56 56 54 52 52 51 55 58 59 57 54 53 52 52 53 56 57  
MIN/MAX TEMP 51 61 51 58  
WIND DIR E NW E E E E NW W W W SE SE SE E S SE SE  
WIND (MPH) 5 4 3 4 4 4 5 6 8 5 3 3 3 3 4 5 5  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 5 40 50 60 70 70 70 30  
PRECIP TYPE R R R R R R R  
12 HOUR QPF 0.00 0.00 0.03 0.05  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (HFT) 67 66 65 62 61 61 62 64 65 69 71 70 68 67 66 67 68  
 
...THE KLONDIKE MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)  
ALONG THE KLONDIKE HIGHWAY AND TAIYA RIVER VALLEY...  
 
DATE TUESDAY 08/19/25 WEDNESDAY 08/20/25  
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16  
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P  
 
CLOUD COVER OV OV OV BK SC SC SC SC BK SC BK OV OV OV OV OV OV  
CLOUD COVER (%) 95 90 80 65 45 25 25 50 55 40 60 70 80 85 90 85 75  
TEMPERATURE 60 57 54 52 50 50 55 60 60 56 52 51 50 50 50 54 54  
MIN/MAX TEMP 49 61 49 55  
WIND DIR SW S S S S SW SW SW SW SW SW SW SW SW SW SW SW  
WIND (MPH) 12 10 8 6 5 5 8 11 13 13 10 9 9 9 10 11 12  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 20 20 40 40 40 40 10  
PRECIP TYPE R R R R R R  
12 HOUR QPF 0.00 0.00 0.00 0.04  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (HFT) 77 76 74 73 71 70 70 71 72 73 73 71 70 70 70 71 72  
 
   
..NEAR SEA LEVEL AROUND SKAGWAY  
 
DATE TUESDAY 08/19/25 WEDNESDAY 08/20/25  
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16  
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P  
 
CLOUD COVER OV OV BK BK SC FW FW SC BK SC BK OV OV OV OV OV OV  
CLOUD COVER (%) 90 85 65 60 35 25 25 35 55 30 65 75 85 85 90 85 80  
TEMPERATURE 64 63 60 57 54 54 60 64 65 63 58 56 55 54 56 59 59  
MIN/MAX TEMP 54 67 53 61  
WIND DIR S S SW N N N SW SW S S SW SW SW SW SW SW S  
WIND (MPH) 8 6 4 3 3 3 4 8 10 8 5 5 5 4 6 11 13  
WIND GUST (MPH)  
PRECIP PROB (%) 5 0 0 0 0 0 0 0 0 0 20 20 50 40 40 40 0  
PRECIP TYPE R R R R R R  
12 HOUR QPF 0.00 0.00 0.00 0.04  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (HFT) 77 75 74 73 71 70 70 71 72 73 73 72 70 69 69 70 72  
 
...THE HAINES MOUNTAIN FORECAST COVERS THE MOUNTAINS (ABOVE 1000 FT)  
ALONG THE CHILKAT RIVER VALLEY AND THE TAKSHANUK MOUNTAINS...  
 
DATE TUESDAY 08/19/25 WEDNESDAY 08/20/25  
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16  
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P  
 
CLOUD COVER OV OV OV BK BK SC SC SC BK SC BK OV OV OV OV OV OV  
CLOUD COVER (%) 90 85 80 65 60 40 25 40 55 40 70 70 75 80 90 85 75  
TEMPERATURE 50 49 47 45 44 44 49 54 55 52 48 46 46 45 48 53 53  
MIN/MAX TEMP 44 57 45 54  
WIND DIR SE SE E NW NW NW SE SE SE SE SE SW SW S S S S  
WIND (MPH) 6 5 4 3 2 3 4 6 8 6 5 4 4 4 5 8 9  
WIND GUST (MPH)  
PRECIP PROB (%) 10 0 0 0 0 0 0 0 0 0 10 20 20 20 20 20 0  
PRECIP TYPE R R R R R R R  
12 HOUR QPF 0.00 0.00 0.00 0.00  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (HFT) 77 76 75 73 72 71 71 72 74 74 74 73 71 70 70 71 72  
 
...NEAR SEA LEVEL AROUND HAINES AND LOWER ELEVATIONS ALONG THE HAINES HIGHWAY...  
 
DATE TUESDAY 08/19/25 WEDNESDAY 08/20/25  
TIME (LT) 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16  
4P 7P 10P 1A 4A 7A 10A 1P 4P 7P 10P 1A 4A 7A 10A 1P 4P  
 
CLOUD COVER OV OV BK BK SC SC FW SC SC SC BK OV OV OV OV OV OV  
CLOUD COVER (%) 85 80 65 55 45 30 20 30 50 35 70 75 75 80 90 80 75  
TEMPERATURE 58 56 53 51 50 50 56 62 63 60 55 53 52 52 55 60 60  
MIN/MAX TEMP 50 64 51 61  
WIND DIR SE SE SE NW NW NW S SE SE SE SE SE SE SE SE SE SE  
WIND (MPH) 6 5 4 3 2 3 4 6 9 8 5 4 4 4 5 6 8  
WIND GUST (MPH)  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 0 20 20 30 30 20 20 0  
PRECIP TYPE R R R R R R R  
12 HOUR QPF 0.00 0.00 0.00 0.01  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (HFT) 77 75 74 73 71 71 71 71 73 74 74 72 71 70 70 71 72  
 
 
 
--- PRECIP TYPE CODES ---  
 
CODE TYPE  
T THUNDERSTORMS  
R RAIN  
S SNOW  
I SLEET  
Z FREEZING RAIN  
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