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.

Light Rain

34°F

1°C

Humidity 97%
Wind Speed N 3 mph
Barometer 29.86 in (1011.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 5 Mar 5:56 am AKST
Extended Forecast for

Petersburg AK

  • Today

    Today: Rain and snow showers, becoming all rain after 9am. High near 41. Southeast wind around 5 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    then Showers

  • Tonight

    Tonight: Showers, mainly before midnight, then rain likely after midnight. Low around 36. Southeast wind around 5 mph. Chance of precipitation is 80%.

    Low: 36 °F

    Showers

  • Friday

    Friday: Rain. The rain could be heavy at times. High near 44. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 44 °F

    Heavy Rain

  • Friday Night

    Friday Night: Rain. Low around 37. East wind around 5 mph becoming south in the evening. Chance of precipitation is 100%.

    Low: 37 °F

    Rain

  • Saturday

    Saturday: Rain before 3pm, then rain and snow. High near 41. South wind around 5 mph. Chance of precipitation is 100%.

    High: 41 °F

    Rain then
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow, becoming all snow after 3am. Low around 29. Chance of precipitation is 100%.

    Low: 29 °F

    Rain/Snow

  • Sunday

    Sunday: Snow. High near 36. Chance of precipitation is 100%.

    High: 36 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. Cloudy, with a low around 25.

    Low: 25 °F

    Snow

  • Monday

    Monday: Snow. Cloudy, with a high near 35.

    High: 35 °F

    Snow

Detailed Forecast

Today
Rain and snow showers, becoming all rain after 9am. High near 41. Southeast wind around 5 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Showers, mainly before midnight, then rain likely after midnight. Low around 36. Southeast wind around 5 mph. Chance of precipitation is 80%.
Friday
Rain. The rain could be heavy at times. High near 44. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday Night
Rain. Low around 37. East wind around 5 mph becoming south in the evening. Chance of precipitation is 100%.
Saturday
Rain before 3pm, then rain and snow. High near 41. South wind around 5 mph. Chance of precipitation is 100%.
Saturday Night
Rain and snow, becoming all snow after 3am. Low around 29. Chance of precipitation is 100%.
Sunday
Snow. High near 36. Chance of precipitation is 100%.
Sunday Night
Snow. Cloudy, with a low around 25.
Monday
Snow. Cloudy, with a high near 35.
Monday Night
Snow, mainly before 9pm. Mostly cloudy, with a low around 25.
Tuesday
Snow likely. Mostly cloudy, with a high near 35.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 25.
Wednesday
A chance of snow. Mostly cloudy, with a high near 35.
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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:
3:42 am AKST Mar 5, 2026
Forecast Valid:
6am AKST Mar 5, 2026-6pm AKDT Mar 11, 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