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.

Overcast

45°F

7°C

Humidity 86%
Wind Speed SW 5 mph
Barometer 29.92 in (1013.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 18 Apr 2:56 pm AKDT
Extended Forecast for

Petersburg AK

  • This Afternoon

    This Afternoon: Rain. High near 46. Southeast wind around 10 mph. Chance of precipitation is 100%.

    High: 46 °F

    Rain

  • Tonight

    Tonight: Rain. Low around 39. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Sunday

    Sunday: A 50 percent chance of rain. Cloudy, with a high near 48. Southeast wind around 5 mph becoming southwest in the morning.

    High: 48 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 4pm. Cloudy, with a high near 48. Calm wind. Chance of precipitation is 60%.

    High: 48 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.

    Low: 37 °F

    Rain Likely

  • Tuesday

    Tuesday: A 30 percent chance of rain after 10am. Partly sunny, with a high near 48.

    High: 48 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 10pm. Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain. High near 46. Southeast wind around 10 mph. Chance of precipitation is 100%.
Tonight
Rain. Low around 39. Southeast wind around 5 mph becoming calm. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 50 percent chance of rain. Cloudy, with a high near 48. Southeast wind around 5 mph becoming southwest in the morning.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 38. Calm wind.
Monday
Rain likely, mainly after 4pm. Cloudy, with a high near 48. Calm wind. Chance of precipitation is 60%.
Monday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of rain after 10am. Partly sunny, with a high near 48.
Tuesday Night
A chance of rain before 10pm. Partly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 54.
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:
1:57 pm AKDT Apr 18, 2026
Forecast Valid:
3pm AKDT Apr 18, 2026-6pm AKDT Apr 24, 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