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.

Light Snow Fog/Mist

31°F

-1°C

Humidity 96%
Wind Speed Calm
Barometer 30.15 in (1021.2 mb)
Dewpoint 30°F (-1°C)
Visibility 1.25 mi
Last update 30 Mar 3:56 am AKDT
Extended Forecast for

Petersburg AK

  • Overnight

    Overnight: Snow. Low around 28. Southeast wind around 5 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow

  • Monday

    Monday: Snow before 1pm, then rain and snow. High near 37. Southeast wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Snow then
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow. Low around 32. Southeast wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 32 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow likely before 7am, then a chance of snow between 7am and 10am. Mostly cloudy, with a high near 44. East wind around 5 mph. Chance of precipitation is 60%.

    High: 44 °F

    Rain/Snow
    Likely then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. East wind around 5 mph becoming calm in the evening.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain after 4pm. Partly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 10pm. Cloudy, with a low around 32.

    Low: 32 °F

    Rain Likely

Detailed Forecast

Overnight
Snow. Low around 28. Southeast wind around 5 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Snow before 1pm, then rain and snow. High near 37. Southeast wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Rain and snow. Low around 32. Southeast wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Tuesday
Rain and snow likely before 7am, then a chance of snow between 7am and 10am. Mostly cloudy, with a high near 44. East wind around 5 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly cloudy, with a low around 30. East wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
A chance of rain after 4pm. Partly sunny, with a high near 45.
Thursday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 32.
Friday
Rain. Cloudy, with a high near 41.
Friday Night
Rain. Cloudy, with a low around 36.
Saturday
Rain. Cloudy, with a high near 42.
Saturday Night
Rain and snow. Cloudy, with a low around 36.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 42.
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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:
3:09 am AKDT Mar 30, 2026
Forecast Valid:
4am AKDT Mar 30, 2026-6pm AKDT Apr 5, 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