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.

Unknown Precip

34°F

1°C

Humidity 97%
Wind Speed NE 3 mph
Barometer 29.68 in (1005.2 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 4 Mar 12:56 pm AKST
Extended Forecast for

Petersburg AK

  • This Afternoon

    This Afternoon: Rain before 3pm, then rain and snow likely. High near 40. South wind around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Tonight

    Tonight: Snow likely before midnight, then rain and snow. Low around 31. East wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 31 °F

    Snow Likely
    then
    Rain/Snow

  • Thursday

    Thursday: Rain and snow, becoming all rain after 9am. High near 40. Southeast wind around 5 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow
    then Rain

  • Thursday Night

    Thursday Night: Rain. Low around 37. Southeast wind around 5 mph. Chance of precipitation is 80%.

    Low: 37 °F

    Rain

  • Friday

    Friday: Rain. High near 44. East wind around 5 mph. Chance of precipitation is 100%.

    High: 44 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 36. Chance of precipitation is 100%.

    Low: 36 °F

    Rain

  • Saturday

    Saturday: Rain before 3pm, then rain and snow. High near 42. Chance of precipitation is 100%.

    High: 42 °F

    Rain then
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow, becoming all snow after 3am. Cloudy, with a low around 29.

    Low: 29 °F

    Rain/Snow

  • Sunday

    Sunday: Snow showers. Mostly cloudy, with a high near 36.

    High: 36 °F

    Snow Showers

Detailed Forecast

This Afternoon
Rain before 3pm, then rain and snow likely. High near 40. South wind around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Snow likely before midnight, then rain and snow. Low around 31. East wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Thursday
Rain and snow, becoming all rain after 9am. High near 40. Southeast wind around 5 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain. Low around 37. Southeast wind around 5 mph. Chance of precipitation is 80%.
Friday
Rain. High near 44. East wind around 5 mph. Chance of precipitation is 100%.
Friday Night
Rain. Low around 36. Chance of precipitation is 100%.
Saturday
Rain before 3pm, then rain and snow. High near 42. Chance of precipitation is 100%.
Saturday Night
Rain and snow, becoming all snow after 3am. Cloudy, with a low around 29.
Sunday
Snow showers. Mostly cloudy, with a high near 36.
Sunday Night
Snow showers. Mostly cloudy, with a low around 26.
Monday
Snow showers. Mostly cloudy, with a high near 34.
Monday Night
Snow showers. Mostly cloudy, with a low around 25.
Tuesday
Snow likely. Mostly cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Petersburg AK
 56.81°N 132.95°W (Elev. 121 ft)
Last Update:
11:43 am AKST Mar 4, 2026
Forecast Valid:
1pm AKST Mar 4, 2026-6pm AKDT Mar 10, 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