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 Fog/Mist

35°F

2°C

Humidity 100%
Wind Speed Calm
Barometer 30.06 in (1018.2 mb)
Dewpoint 35°F (2°C)
Visibility 2.50 mi
Last update 10 Apr 3:56 am AKDT
Extended Forecast for

Petersburg AK

  • Overnight

    Overnight: Rain. Patchy fog. Low around 36. Calm wind. Chance of precipitation is 90%.

    Low: 36 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Rain, mainly before 7am. Patchy fog before 10am. High near 45. Calm wind. Chance of precipitation is 80%.

    High: 45 °F

    Rain and
    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers after 4pm. Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 10pm. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Showers

  • Monday

    Monday: Rain. Cloudy, with a high near 43.

    High: 43 °F

    Rain

  • Monday Night

    Monday Night: Rain, possibly mixing with snow after 10pm, then gradually ending. Areas of fog after 10pm. Otherwise, cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow and
    Areas Fog

Detailed Forecast

Overnight
Rain. Patchy fog. Low around 36. Calm wind. Chance of precipitation is 90%.
Friday
Rain, mainly before 7am. Patchy fog before 10am. High near 45. Calm wind. Chance of precipitation is 80%.
Friday Night
Mostly cloudy, with a low around 31. Calm wind.
Saturday
Mostly sunny, with a high near 49. Calm wind.
Saturday Night
Mostly clear, with a low around 30. Calm wind.
Sunday
A 30 percent chance of showers after 4pm. Mostly sunny, with a high near 48.
Sunday Night
Showers, mainly after 10pm. Low around 36. Chance of precipitation is 80%.
Monday
Rain. Cloudy, with a high near 43.
Monday Night
Rain, possibly mixing with snow after 10pm, then gradually ending. Areas of fog after 10pm. Otherwise, cloudy, with a low around 31.
Tuesday
A chance of rain and snow after 10am. Partly sunny, with a high near 44.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
A chance of rain. Mostly sunny, with a high near 46.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 33.
Thursday
Rain likely. Mostly cloudy, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Petersburg AK
 56.81°N 132.95°W (Elev. 121 ft)
Last Update:
3:46 am AKDT Apr 10, 2026
Forecast Valid:
4am AKDT Apr 10, 2026-6pm AKDT Apr 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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