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

61°F

16°C

Humidity 58%
Wind Speed E 6 mph
Barometer 30.08 in (1018.8 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 5 Sep 3:56 pm AKDT
Extended Forecast for

Petersburg AK

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Northwest wind around 5 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 62. Calm wind becoming northwest around 5 mph.

    High: 62 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Patchy Fog

  • Labor Day

    Labor Day: Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 60. Calm wind.

    High: 60 °F

    Areas Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Rain likely, mainly after 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51. Chance of precipitation is 60%.

    Low: 51 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 59. Chance of precipitation is 70%.

    High: 59 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 51.

    Low: 51 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 58.

    High: 58 °F

    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Northwest wind around 5 mph.
Tonight
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 49. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 62. Calm wind becoming northwest around 5 mph.
Sunday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 49. Calm wind.
Labor Day
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 60. Calm wind.
Monday Night
Rain likely, mainly after 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Tuesday
Rain likely. Cloudy, with a high near 59. Chance of precipitation is 70%.
Tuesday Night
Rain. Cloudy, with a low around 51.
Wednesday
Rain. Cloudy, with a high near 58.
Wednesday Night
Rain. Cloudy, with a low around 49.
Thursday
A chance of rain. Mostly cloudy, with a high near 60.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 62.
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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:
2:36 pm AKDT Sep 5, 2026
Forecast Valid:
4pm AKDT Sep 5, 2026-6pm AKDT Sep 11, 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