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ALERT: POTENTIAL FOR MORE HEAVY SNOW FOR PARTS OF SOUTHEAST ALASKA BY MONDAY. Click here for the latest outlook from NWS Juneau Forecasters.

More heavy snow is possible for parts of Southeast Alaska by Monday as another strong front enters the region. Stay tuned to Weather.Gov/Juneau for the latest updates on this developing situation. Read More >

Hazardous Weather Conditions

Current conditions at

Petersburg (PAPG)

Lat: 56.8°NLon: 132.95°WElev: 71ft.

Light Snow Fog/Mist

25°F

-4°C

Humidity 96%
Wind Speed W 3 mph
Barometer 29.78 in (1008.6 mb)
Dewpoint 24°F (-4°C)
Visibility 4.00 mi
Last update 2 Jan 7:56 pm AKST
Extended Forecast for

4 Miles ESE Port Protection AK

Winter Weather Advisory January 2, 08:11pm until January 3, 03:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 2, 08:11pm until January 3, 03:00am

    NOW until 3:00am Sat

    Winter Weather Advisory

  • Tonight

    Low: 20 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before noon. Partly sunny, with a high near 26. East wind around 5 mph.

    High: 26 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. North wind around 5 mph.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 22. North wind around 5 mph.

    High: 22 °F

    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of snow after 3am. Mostly cloudy, with a low around 20. East wind around 5 mph.

    Low: 20 °F

    Partly Cloudy
    then Chance
    Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. High near 30. Chance of precipitation is 100%.

    High: 30 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow before 3am, then snow showers likely after 3am. Low around 26. Chance of precipitation is 100%.

    Low: 26 °F

    Snow

  • Tuesday

    Tuesday: Snow showers likely before 9am, then rain and snow showers likely. Cloudy, with a high near 36.

    High: 36 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Snow showers likely. Cloudy, with a low around 20. Southeast wind around 5 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
A 50 percent chance of snow, mainly before noon. Partly sunny, with a high near 26. East wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 19. North wind around 5 mph.
Sunday
Sunny, with a high near 22. North wind around 5 mph.
Sunday Night
A 40 percent chance of snow after 3am. Mostly cloudy, with a low around 20. East wind around 5 mph.
Monday
Snow. The snow could be heavy at times. High near 30. Chance of precipitation is 100%.
Monday Night
Snow before 3am, then snow showers likely after 3am. Low around 26. Chance of precipitation is 100%.
Tuesday
Snow showers likely before 9am, then rain and snow showers likely. Cloudy, with a high near 36.
Tuesday Night
Rain and snow showers likely, becoming all snow after 9pm. Cloudy, with a low around 30.
Wednesday
Snow likely before 9am, then rain and snow likely. Mostly cloudy, with a high near 36.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 29.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 38.
Thursday Night
Rain likely. Cloudy, with a low around 33.
Friday
Rain. Cloudy, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Port Protection AK
 56.29°N 133.48°W (Elev. 226 ft)
Last Update:
3:16 pm AKST Jan 2, 2026
Forecast Valid:
8pm AKST Jan 2, 2026-6pm AKST Jan 9, 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