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

43°F

6°C

Humidity 80%
Wind Speed S 5 mph
Barometer 29.91 in (1013.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 10 Apr 6:56 pm AKDT
Extended Forecast for

Petersburg AK

  • Tonight

    Tonight: Patchy fog between 10pm and 4am. Areas of freezing fog after 4am. Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Areas
    Freezing Fog
    and Patchy
    Fog

  • Saturday

    Saturday: Areas of fog between 7am and 10am. Areas of freezing fog before 7am. Otherwise, sunny, with a high near 48. Calm wind.

    High: 48 °F

    Areas
    Freezing Fog
    and Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: Areas of freezing fog after 4am. Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear
    then Areas
    Freezing Fog

  • Sunday

    Sunday: Showers likely after 4pm. Areas of freezing fog before 7am. Increasing clouds, with a high near 45. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.

    High: 45 °F

    Areas
    Freezing Fog
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers. Low around 34. South wind around 5 mph. Chance of precipitation is 100%.

    Low: 34 °F

    Showers

  • Monday

    Monday: Rain showers before 10am, then rain and snow showers between 10am and 1pm, then rain showers after 1pm. High near 41. Chance of precipitation is 100%.

    High: 41 °F

    Rain/Snow

  • Monday Night

    Monday Night: Rain showers before 7pm, then rain and snow showers between 7pm and 10pm, then snow showers likely after 10pm. Low around 29. Chance of precipitation is 90%.

    Low: 29 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 10pm and 4am. Areas of freezing fog after 4am. Otherwise, partly cloudy, with a low around 31. Calm wind.
Saturday
Areas of fog between 7am and 10am. Areas of freezing fog before 7am. Otherwise, sunny, with a high near 48. Calm wind.
Saturday Night
Areas of freezing fog after 4am. Mostly clear, with a low around 30. Calm wind.
Sunday
Showers likely after 4pm. Areas of freezing fog before 7am. Increasing clouds, with a high near 45. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.
Sunday Night
Showers. Low around 34. South wind around 5 mph. Chance of precipitation is 100%.
Monday
Rain showers before 10am, then rain and snow showers between 10am and 1pm, then rain showers after 1pm. High near 41. Chance of precipitation is 100%.
Monday Night
Rain showers before 7pm, then rain and snow showers between 7pm and 10pm, then snow showers likely after 10pm. Low around 29. Chance of precipitation is 90%.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
A chance of rain after 10am. 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.
Thursday Night
Rain likely. Cloudy, with a low around 35.
Friday
Rain likely. 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:
4:17 pm AKDT Apr 10, 2026
Forecast Valid:
7pm AKDT Apr 10, 2026-6pm AKDT Apr 17, 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