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.

Overcast

32°F

0°C

Humidity 79%
Wind Speed SW 3 mph
Barometer 29.83 in (1010.5 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 20 Feb 3:56 pm AKST
Extended Forecast for

4 Miles W Petersburg AK

  • This Afternoon

    This Afternoon: A 30 percent chance of snow showers. Cloudy, with a high near 34. East wind around 5 mph.

    High: 34 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 18. Calm wind becoming northwest around 5 mph after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 30. Northwest wind around 5 mph.

    High: 30 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 11. North wind around 5 mph.

    Low: 11 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 25. Northeast wind around 5 mph.

    High: 25 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of snow after 3am. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow, mainly after 9am. Cloudy, with a high near 36.

    High: 36 °F

    Snow

Detailed Forecast

This Afternoon
A 30 percent chance of snow showers. Cloudy, with a high near 34. East wind around 5 mph.
Tonight
Mostly cloudy, with a low around 18. Calm wind becoming northwest around 5 mph after midnight.
Saturday
Sunny, with a high near 30. Northwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 11. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 25. Northeast wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 32.
Monday Night
A chance of snow after 3am. Mostly cloudy, with a low around 21.
Tuesday
Snow, mainly after 9am. Cloudy, with a high near 36.
Tuesday Night
Snow before 3am, then rain and snow. Cloudy, with a low around 30.
Wednesday
Rain and snow. Cloudy, with a high near 39.
Wednesday Night
Snow. Cloudy, with a low around 24.
Thursday
Snow likely. Cloudy, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Petersburg AK
 56.8°N 133.06°W (Elev. 351 ft)
Last Update:
3:09 pm AKST Feb 20, 2026
Forecast Valid:
4pm AKST Feb 20, 2026-6pm AKST Feb 26, 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