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.

Overcast

59°F

15°C

Humidity 87%
Wind Speed E 3 mph
Barometer 30.20 in (1023.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Aug 1:56 pm AKDT
Extended Forecast for

20 Miles NNW Devils Thumb AK

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Cloudy, with a high near 41. Southwest wind around 5 mph.

    High: 41 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 35. Southwest wind around 5 mph becoming southeast after midnight.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 7am. Partly sunny, with a high near 40. East wind around 5 mph becoming southwest in the afternoon.

    High: 40 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. South wind around 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 43. South wind 5 to 10 mph.

    High: 43 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Friday

    Friday: Rain likely, mainly after 10am. Cloudy, with a high near 46. Chance of precipitation is 60%.

    High: 46 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely. The rain could be heavy at times. Cloudy, with a low around 40.

    Low: 40 °F

    Heavy Rain

  • Saturday

    Saturday: Rain likely. The rain could be heavy at times. Cloudy, with a high near 42.

    High: 42 °F

    Heavy Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Cloudy, with a high near 41. Southwest wind around 5 mph.
Tonight
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 35. Southwest wind around 5 mph becoming southeast after midnight.
Wednesday
A 30 percent chance of rain, mainly after 7am. Partly sunny, with a high near 40. East wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 37. South wind around 5 mph.
Thursday
Mostly cloudy, with a high near 43. South wind 5 to 10 mph.
Thursday Night
A 40 percent chance of rain after 10pm. Mostly cloudy, with a low around 42.
Friday
Rain likely, mainly after 10am. Cloudy, with a high near 46. Chance of precipitation is 60%.
Friday Night
Rain likely. The rain could be heavy at times. Cloudy, with a low around 40.
Saturday
Rain likely. The rain could be heavy at times. Cloudy, with a high near 42.
Saturday Night
Rain likely. The rain could be heavy at times. Cloudy, with a low around 36.
Sunday
Rain. The rain could be heavy at times. Cloudy, with a high near 40.
Sunday Night
Rain. Cloudy, with a low around 36.
Monday
Rain. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles NNW Devils Thumb AK
 57.42°N 132.6°W (Elev. 5318 ft)
Last Update:
11:43 am AKDT Aug 18, 2026
Forecast Valid:
2pm AKDT Aug 18, 2026-6pm AKDT Aug 24, 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