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.

Rain Fog/Mist

43°F

6°C

Humidity 93%
Wind Speed Calm
Barometer 29.98 in (1015.6 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Last update 11 Oct 7:56 pm AKDT
Extended Forecast for

Petersburg AK

  • Tonight

    Tonight: Rain likely, mainly between 1am and 4am, then showers after 4am. Low around 40. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Chance Rain
    then Showers

  • Columbus Day

    Columbus Day: Showers before 10am. High near 50. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of rain after 1pm. Areas of fog before 7am. Otherwise, partly sunny, with a high near 50. Calm wind becoming northeast around 5 mph.

    High: 50 °F

    Areas Fog
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Areas of fog after 10pm. Otherwise, mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Chance Rain
    and Areas Fog

  • Wednesday

    Wednesday: A 30 percent chance of rain before 10am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain
    and Areas Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Chance Rain
    then Rain
    Likely

  • Thursday

    Thursday: Rain. Mostly cloudy, with a high near 53.

    High: 53 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. The rain could be heavy at times. Cloudy, with a low around 44.

    Low: 44 °F

    Heavy Rain

Detailed Forecast

Tonight
Rain likely, mainly between 1am and 4am, then showers after 4am. Low around 40. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Columbus Day
Showers before 10am. High near 50. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 38. Calm wind.
Tuesday
A 30 percent chance of rain after 1pm. Areas of fog before 7am. Otherwise, partly sunny, with a high near 50. Calm wind becoming northeast around 5 mph.
Tuesday Night
A 50 percent chance of rain. Areas of fog after 10pm. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Wednesday
A 30 percent chance of rain before 10am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 53.
Wednesday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Thursday
Rain. Mostly cloudy, with a high near 53.
Thursday Night
Rain. The rain could be heavy at times. Cloudy, with a low around 44.
Friday
Rain. Cloudy, with a high near 53.
Friday Night
Rain. Cloudy, with a low around 41.
Saturday
Rain. Cloudy, with a high near 50.
Saturday Night
Rain. Cloudy, with a low around 40.
Sunday
Rain. Cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Petersburg AK
 56.79°N 132.96°W (Elev. 302 ft)
Last Update:
5:51 pm AKDT Oct 11, 2026
Forecast Valid:
8pm AKDT Oct 11, 2026-6pm AKDT Oct 18, 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