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.

Overcast

39°F

4°C

Humidity 82%
Wind Speed Calm
Barometer 30.11 in (1020.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 16 Apr 3:56 am AKDT
Extended Forecast for

Petersburg AK

  • Overnight

    Overnight: A 40 percent chance of rain. Cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: Rain likely, mainly after 7am. Cloudy, with a high near 43. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Showers likely before 1am, then rain after 1am. Low around 37. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain

  • Friday

    Friday: Rain. High near 44. Southeast wind around 5 mph. Chance of precipitation is 100%.

    High: 44 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 38. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%.

    Low: 38 °F

    Rain

  • Saturday

    Saturday: Rain. High near 46. Chance of precipitation is 100%.

    High: 46 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 38. Chance of precipitation is 100%.

    Low: 38 °F

    Rain then
    Rain Likely

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Overnight
A 40 percent chance of rain. Cloudy, with a low around 34. Calm wind.
Thursday
Rain likely, mainly after 7am. Cloudy, with a high near 43. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely before 1am, then rain after 1am. Low around 37. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 44. Southeast wind around 5 mph. Chance of precipitation is 100%.
Friday Night
Rain. Low around 38. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%.
Saturday
Rain. High near 46. Chance of precipitation is 100%.
Saturday Night
Rain. Low around 38. Chance of precipitation is 100%.
Sunday
A chance of rain. Mostly cloudy, with a high near 46.
Sunday Night
A chance of rain. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 37.
Monday
Rain likely, mainly after 10am. Patchy fog before 10am. Otherwise, cloudy, with a high near 47.
Monday Night
Rain likely. Mostly cloudy, with a low around 38.
Tuesday
Rain likely. Mostly cloudy, with a high near 48.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 37.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Petersburg AK
 56.81°N 132.95°W (Elev. 121 ft)
Last Update:
4:50 pm AKDT Apr 15, 2026
Forecast Valid:
4am AKDT Apr 16, 2026-6pm AKDT Apr 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