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.

Fog/Mist

42°F

6°C

Humidity 95%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 30 Jan 7:56 pm AKST
Extended Forecast for

21 Miles S Devils Thumb AK

  • Tonight

    Tonight: Snow, mainly before midnight. Low around 26. Southwest wind 5 to 15 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 26 °F

    Snow then
    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 31. East wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon.

    High: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 29. East wind 10 to 20 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 9 inches possible.

    Low: 29 °F

    Heavy Snow

  • Sunday

    Sunday: Snow. High near 33. Northeast wind 10 to 15 mph. Chance of precipitation is 100%.

    High: 33 °F

    Snow then
    Snow Likely

  • Sunday Night

    Sunday Night: Snow. Low around 29. Southeast wind 5 to 10 mph. Chance of precipitation is 90%.

    Low: 29 °F

    Snow

  • Monday

    Monday: Snow. High near 32. Chance of precipitation is 100%.

    High: 32 °F

    Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 30. Chance of precipitation is 100%.

    Low: 30 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow before 3pm, then rain and snow. Cloudy, with a high near 35.

    High: 35 °F

    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow
    then Snow

Detailed Forecast

Tonight
Snow, mainly before midnight. Low around 26. Southwest wind 5 to 15 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Saturday
A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 31. East wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon.
Saturday Night
Snow. The snow could be heavy at times. Low around 29. East wind 10 to 20 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 9 inches possible.
Sunday
Snow. High near 33. Northeast wind 10 to 15 mph. Chance of precipitation is 100%.
Sunday Night
Snow. Low around 29. Southeast wind 5 to 10 mph. Chance of precipitation is 90%.
Monday
Snow. High near 32. Chance of precipitation is 100%.
Monday Night
Snow. The snow could be heavy at times. Low around 30. Chance of precipitation is 100%.
Tuesday
Snow before 3pm, then rain and snow. Cloudy, with a high near 35.
Tuesday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 31.
Wednesday
Snow. Cloudy, with a high near 35.
Wednesday Night
Snow. Cloudy, with a low around 31.
Thursday
Snow likely. Cloudy, with a high near 35.
Thursday Night
Snow likely. Cloudy, with a low around 33.
Friday
Snow likely. Cloudy, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles S Devils Thumb AK
 56.88°N 132.25°W (Elev. 4613 ft)
Last Update:
5:28 pm AKST Jan 30, 2026
Forecast Valid:
8pm AKST Jan 30, 2026-6pm AKST Feb 6, 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