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.

Fair

44°F

7°C

Humidity 89%
Wind Speed NE 5 mph
Barometer 30.27 in (1025.5 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 10 Oct 10:56 am AKDT
Extended Forecast for

Petersburg AK

  • Today

    Today: Sunny, with a high near 52. Calm wind.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 36. Calm wind.

    Low: 36 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 30 percent chance of rain after 1pm. Increasing clouds, with a high near 48. Calm wind becoming southeast around 5 mph in the morning.

    High: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain, mainly after 7pm. Low around 41. Southeast wind around 5 mph. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

  • Columbus Day

    Columbus Day: Rain, mainly before 10am. High near 51. Southeast wind around 5 mph. Chance of precipitation is 80%.

    High: 51 °F

    Rain then
    Chance Rain

  • Monday Night

    Monday Night: A 40 percent chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: A 30 percent chance of rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain before 4pm. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 52. Calm wind.
Tonight
Increasing clouds, with a low around 36. Calm wind.
Sunday
A 30 percent chance of rain after 1pm. Increasing clouds, with a high near 48. Calm wind becoming southeast around 5 mph in the morning.
Sunday Night
Rain, mainly after 7pm. Low around 41. Southeast wind around 5 mph. Chance of precipitation is 80%.
Columbus Day
Rain, mainly before 10am. High near 51. Southeast wind around 5 mph. Chance of precipitation is 80%.
Monday Night
A 40 percent chance of rain. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 41.
Tuesday
A 30 percent chance of rain. Mostly cloudy, with a high near 52.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain before 4pm. Partly sunny, with a high near 51.
Wednesday Night
A chance of rain after 10pm. Mostly cloudy, with a low around 40.
Thursday
Rain. Mostly cloudy, with a high near 51.
Thursday Night
Rain. Cloudy, with a low around 43.
Friday
Rain. Cloudy, with a high near 50.
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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:
6:41 am AKDT Oct 10, 2026
Forecast Valid:
11am AKDT Oct 10, 2026-6pm AKDT Oct 16, 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