National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Petersburg (PAPG)

Lat: 56.8°NLon: 132.95°WElev: 71ft.

Freezing Fog

31°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 30.44 in (1031.0 mb)
Dewpoint 31°F (-1°C)
Visibility 0.25 mi
Last update 19 Jan 10:56 am AKST
Extended Forecast for

Petersburg AK

Dense Fog Advisory January 19, 12:32pm until January 19, 03:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 19, 12:32pm until January 19, 03:00pm

    NOW until 3:00pm Mon

    Dense Fog Advisory

  • M.L.King Day

    High: 37 °F

    Areas Fog

  • Tonight

    Tonight: Patchy fog before midnight. Patchy freezing fog after midnight. Otherwise, partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • Tuesday

    Tuesday: Patchy freezing fog before 9am. Partly sunny, with a high near 41. Calm wind.

    High: 41 °F

    Patchy
    Freezing Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 9pm and 3am. Otherwise, mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

M.L.King Day
Areas of fog. Otherwise, mostly cloudy, with a high near 37. Calm wind.
Tonight
Patchy fog before midnight. Patchy freezing fog after midnight. Otherwise, partly cloudy, with a low around 31. Calm wind.
Tuesday
Patchy freezing fog before 9am. Partly sunny, with a high near 41. Calm wind.
Tuesday Night
Patchy fog between 9pm and 3am. Otherwise, mostly cloudy, with a low around 32. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 39. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
A chance of rain and snow. Cloudy, with a high near 35.
Saturday Night
A chance of rain and snow. Cloudy, with a low around 29.
Sunday
A chance of rain and snow. Cloudy, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Petersburg AK
 56.81°N 132.95°W (Elev. 121 ft)
Last Update:
12:09 pm AKST Jan 19, 2026
Forecast Valid:
12pm AKST Jan 19, 2026-6pm AKST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation