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

41°F

5°C

Humidity 100%
Wind Speed Calm
Barometer 30.23 in (1023.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 17 Apr 10:56 am AKDT
Extended Forecast for

Petersburg AK

  • Today

    Today: Rain. High near 44. Southeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain

  • Tonight

    Tonight: Rain. Low around 38. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain

  • Saturday

    Saturday: Rain. High near 46. Southeast wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 39. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%.

    Low: 39 °F

    Rain

  • Sunday

    Sunday: Rain likely, mainly before 10am. Cloudy, with a high near 48. Southeast wind around 5 mph becoming southwest in the morning. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain
    then Patchy
    Fog

  • Monday

    Monday: Rain likely, mainly after 4pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 48. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely
    and Patchy
    Fog

  • Monday Night

    Monday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Cloudy, with a high near 45.

    High: 45 °F

    Rain Likely

Detailed Forecast

Today
Rain. High near 44. Southeast wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Low around 38. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain. High near 46. Southeast wind around 10 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Low around 39. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%.
Sunday
Rain likely, mainly before 10am. Cloudy, with a high near 48. Southeast wind around 5 mph becoming southwest in the morning. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of rain before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 38.
Monday
Rain likely, mainly after 4pm. Patchy fog before 10am. Otherwise, cloudy, with a high near 48. Chance of precipitation is 60%.
Monday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 37.
Tuesday
Rain likely, mainly after 10am. Cloudy, with a high near 45.
Tuesday Night
Rain likely before 4am, then rain and snow likely. Cloudy, with a low around 34.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 45.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Thursday
A chance of rain and snow. Partly sunny, with a high near 46.
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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:
6:34 am AKDT Apr 17, 2026
Forecast Valid:
11am AKDT Apr 17, 2026-6pm AKDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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