National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Juneau, Juneau International Airport (PAJN)

Lat: 58.35°NLon: 134.58°WElev: 20ft.

Overcast

70°F

21°C

Humidity 51%
Wind Speed E 7 mph
Barometer 30.17 in (1021.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 Aug 3:53 pm AKDT
Extended Forecast for

15 Miles NNE Mendenhall Valley AK

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 47. Southwest wind around 10 mph.

    High: 47 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly after 1am. Low around 38. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers. High near 43. South wind 15 to 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Showers

  • Monday Night

    Monday Night: Showers likely. Cloudy, with a low around 36. Southwest wind 15 to 20 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 10am. Cloudy, with a high near 41. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 41 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers. Cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers. Cloudy, with a high near 42.

    High: 42 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers. Cloudy, with a low around 37.

    Low: 37 °F

    Showers

  • Thursday

    Thursday: Showers. The rain could be heavy at times. Cloudy, with a high near 44.

    High: 44 °F

    Heavy Rain

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 47. Southwest wind around 10 mph.
Tonight
Showers, mainly after 1am. Low around 38. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers. High near 43. South wind 15 to 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Showers likely. Cloudy, with a low around 36. Southwest wind 15 to 20 mph. Chance of precipitation is 70%.
Tuesday
Showers likely, mainly before 10am. Cloudy, with a high near 41. Southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers. Cloudy, with a low around 35.
Wednesday
A 50 percent chance of showers. Cloudy, with a high near 42.
Wednesday Night
Showers. Cloudy, with a low around 37.
Thursday
Showers. The rain could be heavy at times. Cloudy, with a high near 44.
Thursday Night
Showers, mainly before 4am. Cloudy, with a low around 37.
Friday
Showers likely. Cloudy, with a high near 43.
Friday Night
Showers likely. Cloudy, with a low around 35.
Saturday
A chance of showers. Cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNE Mendenhall Valley AK
 58.58°N 134.35°W (Elev. 4692 ft)
Last Update:
3:56 pm AKDT Aug 16, 2026
Forecast Valid:
4pm AKDT Aug 16, 2026-6pm AKDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation