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.

Fog

40°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 30.22 in (1023.8 mb)
Dewpoint 40°F (4°C)
Visibility 0.25 mi
Last update 15 Sep 5:56 am AKDT
Extended Forecast for

Petersburg AK

Dense Fog Advisory September 15, 06:22am until September 15, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory September 15, 06:22am until September 15, 10:00am

    NOW until 10:00am Tue

    Dense Fog Advisory

  • Today

    High: 61 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain after 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Rain, mainly after 7am. High near 55. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely. Cloudy, with a low around 49. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 49 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely. Cloudy, with a high near 55. Southeast wind around 5 mph. Chance of precipitation is 70%.

    High: 55 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Rain

  • Friday

    Friday: Rain. The rain could be heavy at times. High near 54. Chance of precipitation is 100%.

    High: 54 °F

    Heavy Rain

  • Friday Night

    Friday Night: Rain. The rain could be heavy at times. Cloudy, with a low around 47.

    Low: 47 °F

    Heavy Rain

Detailed Forecast

Today
Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 61. Calm wind.
Tonight
A 30 percent chance of rain after 1am. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 47. Calm wind.
Wednesday
Rain, mainly after 7am. High near 55. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain likely. Cloudy, with a low around 49. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Thursday
Rain likely. Cloudy, with a high near 55. Southeast wind around 5 mph. Chance of precipitation is 70%.
Thursday Night
Rain. Low around 48. Chance of precipitation is 80%.
Friday
Rain. The rain could be heavy at times. High near 54. Chance of precipitation is 100%.
Friday Night
Rain. The rain could be heavy at times. Cloudy, with a low around 47.
Saturday
Rain. Cloudy, with a high near 55.
Saturday Night
Showers. The rain could be heavy at times. Cloudy, with a low around 46.
Sunday
Showers. Cloudy, with a high near 55.
Sunday Night
Showers. Cloudy, with a low around 43.
Monday
Showers. Cloudy, with a high near 55.
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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:
5:49 am AKDT Sep 15, 2026
Forecast Valid:
6am AKDT Sep 15, 2026-6pm AKDT Sep 21, 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