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

37°F

3°C

Humidity 100%
Wind Speed Calm
Barometer 30.24 in (1024.4 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 17 Apr 4:56 am AKDT
Extended Forecast for

Petersburg AK

  • Overnight

    Overnight: Rain. Low around 38. Southeast wind around 5 mph. Chance of precipitation is 100%.

    Low: 38 °F

    Rain

  • Friday

    Friday: 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

  • Friday Night

    Friday Night: 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%.

    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. 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.

    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

Detailed Forecast

Overnight
Rain. Low around 38. Southeast wind around 5 mph. Chance of precipitation is 100%.
Friday
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.
Friday Night
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%.
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. 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.
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 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 47.
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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:
4:14 am AKDT Apr 17, 2026
Forecast Valid:
5am AKDT Apr 17, 2026-6pm AKDT Apr 23, 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