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

Petersburg (PAPG)

Lat: 56.8°NLon: 132.95°WElev: 71ft.

Partly Cloudy

20°F

-7°C

Humidity 92%
Wind Speed W 5 mph
Barometer 30.28 in (1025.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 24 Jan 8:56 pm AKST
Extended Forecast for

Petersburg AK

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow likely, mainly after noon. Cloudy, with a high near 32. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Chance Snow
    then Snow
    Likely

  • Sunday Night

    Sunday Night: Snow before 3am, then rain and snow. Low around 31. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 31 °F

    Snow then
    Rain/Snow

  • Monday

    Monday: Rain and snow, becoming all rain after 9am. High near 40. Southeast wind around 5 mph. Chance of precipitation is 100%.

    High: 40 °F

    Rain/Snow
    then Rain

  • Monday Night

    Monday Night: Rain. Low around 37. Southeast wind 5 to 10 mph. Chance of precipitation is 100%.

    Low: 37 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 44. Chance of precipitation is 100%.

    High: 44 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 37. Chance of precipitation is 100%.

    Low: 37 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 42.

    High: 42 °F

    Rain

  • Wednesday Night

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

    Low: 37 °F

    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Calm wind.
Sunday
Snow likely, mainly after noon. Cloudy, with a high near 32. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Snow before 3am, then rain and snow. Low around 31. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Monday
Rain and snow, becoming all rain after 9am. High near 40. Southeast wind around 5 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 37. Southeast wind 5 to 10 mph. Chance of precipitation is 100%.
Tuesday
Rain. High near 44. Chance of precipitation is 100%.
Tuesday Night
Rain. Low around 37. Chance of precipitation is 100%.
Wednesday
Rain. Cloudy, with a high near 42.
Wednesday Night
Rain. Cloudy, with a low around 37.
Thursday
Rain. Cloudy, with a high near 42.
Thursday Night
Rain. Cloudy, with a low around 37.
Friday
Rain. Cloudy, with a high near 42.
Friday Night
Rain. Cloudy, with a low around 36.
Saturday
Rain. Cloudy, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Petersburg AK
 56.81°N 132.95°W (Elev. 121 ft)
Last Update:
5:06 pm AKST Jan 24, 2026
Forecast Valid:
9pm AKST Jan 24, 2026-6pm AKST Jan 31, 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