National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Flood Watches are in effect from through Saturday evening for the northern panhandle & until Monday morning for the south. Flood Advisories are in effect for the Juneau area & Hoonah for ponding around roadways, & around Ketchikan's Ward Lake...

An atmospheric river will continue to impact the panhandle into Monday, bringing heavy rain, as well as quickly rising freezing levels. Flooding remains a concern due the heavy rainfall, abundant snowmelt, & clogged storm drains & ditches. Additionally, strong wind gusts across the Outer Coast & southern panhandle with the heavy rainfall may possibly increase the risk for isolated landslides. Read More >

Hazardous Weather Conditions

Current conditions at

Petersburg (PAPG)

Lat: 56.8°NLon: 132.95°WElev: 71ft.

Light Rain

42°F

6°C

Humidity 89%
Wind Speed N 6 mph
Barometer 29.62 in (1003.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 10 Jan 7:56 pm AKST
Extended Forecast for

Petersburg AK

Flood Watch January 10, 08:58pm until January 12, 09:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch January 10, 08:58pm until January 12, 09:00am

    NOW until 9:00am Mon

    Flood Watch

  • Tonight

    Low: 37 °F

    Heavy Rain

  • Sunday

    Sunday: Rain. The rain could be heavy at times. High near 42. Southeast wind 15 to 20 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 42 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Rain. The rain could be heavy at times. Low around 38. Southeast wind around 15 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 38 °F

    Heavy Rain

  • Monday

    Monday: Rain. High near 42. Southeast wind 10 to 15 mph. Chance of precipitation is 100%.

    High: 42 °F

    Rain

  • Monday Night

    Monday Night: Rain before 3am, then rain and snow. Low around 37. Southeast wind around 5 mph. Chance of precipitation is 100%.

    Low: 37 °F

    Rain then
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow. High near 44. Chance of precipitation is 100%.

    High: 44 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow. Low around 37. Chance of precipitation is 100%.

    Low: 37 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow. Cloudy, with a high near 42.

    High: 42 °F

    Rain/Snow

Detailed Forecast

Tonight
Showers before 3am, then rain after 3am. The rain could be heavy at times. Low around 37. Southeast wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday
Rain. The rain could be heavy at times. High near 42. Southeast wind 15 to 20 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Rain. The rain could be heavy at times. Low around 38. Southeast wind around 15 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday
Rain. High near 42. Southeast wind 10 to 15 mph. Chance of precipitation is 100%.
Monday Night
Rain before 3am, then rain and snow. Low around 37. Southeast wind around 5 mph. Chance of precipitation is 100%.
Tuesday
Rain and snow. High near 44. Chance of precipitation is 100%.
Tuesday Night
Rain and snow. Low around 37. Chance of precipitation is 100%.
Wednesday
Rain and snow. Cloudy, with a high near 42.
Wednesday Night
Rain and snow, mainly before 9pm. Cloudy, with a low around 33.
Thursday
A chance of rain and snow before 9am. Mostly cloudy, with a high near 38.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Friday
A chance of rain and snow. Partly sunny, with a high near 39.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Saturday
A chance of rain and snow. Partly sunny, with a high near 41.
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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:
7:53 pm AKST Jan 10, 2026
Forecast Valid:
8pm AKST Jan 10, 2026-6pm AKST Jan 17, 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