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

Strong northerly outflow winds and dropping temperatures will bring significant cold weather impacts to southeast Alaska through Sunday.

Widespread strong, northerly and cold outflow winds with freezing spray over the marine areas expected through Sunday for the northern 2/3rds of the Alaska Panhandle. See our latest forecast discussion for more information. Read More >

Current conditions at

Petersburg (PAPG)

Lat: 56.8°NLon: 132.95°WElev: 71ft.

23°F

-5°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 30.02 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 20 Feb 10:56 pm AKST
Extended Forecast for

2 Miles ESE Petersburg AK

  • Tonight

    Tonight: Mostly clear, with a low around 20. Northeast wind around 5 mph.

    Low: 20 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 28. Northeast wind 5 to 10 mph.

    High: 28 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 12. Northeast wind 5 to 10 mph.

    Low: 12 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 24. Northeast wind around 10 mph.

    High: 24 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15. Northeast wind 5 to 10 mph.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow after 3am. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely before 3pm, then rain and snow. Cloudy, with a high near 35.

    High: 35 °F

    Snow Likely
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow. Cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 20. Northeast wind around 5 mph.
Saturday
Sunny, with a high near 28. Northeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 12. Northeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 24. Northeast wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 15. Northeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 31.
Monday Night
A 30 percent chance of snow after 3am. Mostly cloudy, with a low around 22.
Tuesday
Snow likely before 3pm, then rain and snow. Cloudy, with a high near 35.
Tuesday Night
Rain and snow. Cloudy, with a low around 30.
Wednesday
Rain and snow. Cloudy, with a high near 37.
Wednesday Night
Rain and snow. Cloudy, with a low around 24.
Thursday
Snow likely. Cloudy, with a high near 31.
Thursday Night
Snow likely. Mostly cloudy, with a low around 19.
Friday
A chance of snow. Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Petersburg AK
 56.8°N 132.9°W (Elev. 49 ft)
Last Update:
5:25 pm AKST Feb 20, 2026
Forecast Valid:
11pm AKST Feb 20, 2026-6pm AKST Feb 27, 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