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.

A Few Clouds

39°F

4°C

Humidity 86%
Wind Speed E 6 mph
Barometer 29.97 in (1015.1 mb)
Dewpoint 35°F (2°C)
Visibility 8.00 mi
Wind Chill35°F (2°C)
Last update 15 Apr 9:56 am AKDT
Extended Forecast for

Petersburg AK

  • Today

    Today: Sprinkles and flurries after 1pm. Increasing clouds, with a high near 48. Calm wind.

    High: 48 °F

    Sunny then
    Sprinkles/Flurries

  • Tonight

    Tonight: Sprinkles before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of rain after 1am. Mostly cloudy, with a low around 34. Calm wind. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain before 7am, then a chance of showers after 7am. Cloudy, with a high near 43. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 50%.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Showers likely before 10pm, then rain, mainly after 10pm. Low around 38. Southeast wind around 5 mph. Chance of precipitation is 80%.

    Low: 38 °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. 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. Cloudy, with a low around 38.

    Low: 38 °F

    Rain

  • Sunday

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

    High: 46 °F

    Chance Rain

Detailed Forecast

Today
Sprinkles and flurries after 1pm. Increasing clouds, with a high near 48. Calm wind.
Tonight
Sprinkles before 10pm, then a slight chance of showers between 10pm and 1am, then a chance of rain after 1am. Mostly cloudy, with a low around 34. Calm wind. Chance of precipitation is 30%.
Thursday
A chance of rain before 7am, then a chance of showers after 7am. Cloudy, with a high near 43. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 50%.
Thursday Night
Showers likely before 10pm, then rain, mainly after 10pm. Low around 38. Southeast wind around 5 mph. Chance of precipitation is 80%.
Friday
Rain. High near 44. Southeast wind around 5 mph. Chance of precipitation is 100%.
Friday Night
Rain. Low around 38. Chance of precipitation is 100%.
Saturday
Rain. High near 46. Chance of precipitation is 100%.
Saturday Night
Rain. Cloudy, with a low around 38.
Sunday
A chance of rain. 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. Patchy fog. Otherwise, mostly 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.
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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:
6:47 am AKDT Apr 15, 2026
Forecast Valid:
10am AKDT Apr 15, 2026-6pm AKDT Apr 21, 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