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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Petersburg (PAPG)

Lat: 56.8°NLon: 132.95°WElev: 71ft.

Overcast

29°F

-2°C

Humidity 100%
Wind Speed Calm
Barometer 29.94 in (1014.1 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 20 Mar 3:56 am AKDT
Extended Forecast for

Port Protection AK

Wind Advisory March 21, 07:00am until March 21, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Snow showers likely. Cloudy, with a low around 29. South wind around 5 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow Showers
    Likely

  • Friday

    Friday: Snow showers. High near 37. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 37 °F

    Snow Showers

  • Friday Night

    Friday Night: Snow showers. Low around 32. Southeast wind 10 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 32 °F

    Snow Showers

  • Saturday

    Saturday: Snow before 10am, then rain and snow. High near 38. Southeast wind 15 to 20 mph. Chance of precipitation is 100%.

    High: 38 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Snow before 1am, then snow showers after 1am. Low around 30. South wind 10 to 20 mph. Chance of precipitation is 100%.

    Low: 30 °F

    Snow

  • Sunday

    Sunday: Snow showers. High near 36. Chance of precipitation is 100%.

    High: 36 °F

    Snow Showers

  • Sunday Night

    Sunday Night: Snow showers likely before 4am, then snow likely after 4am. Cloudy, with a low around 29. Chance of precipitation is 70%.

    Low: 29 °F

    Snow Showers
    Likely

  • Monday

    Monday: Snow. Mostly cloudy, with a high near 37.

    High: 37 °F

    Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Snow Likely

Detailed Forecast

Overnight
Snow showers likely. Cloudy, with a low around 29. South wind around 5 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow showers. High near 37. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow showers. Low around 32. Southeast wind 10 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow before 10am, then rain and snow. High near 38. Southeast wind 15 to 20 mph. Chance of precipitation is 100%.
Saturday Night
Snow before 1am, then snow showers after 1am. Low around 30. South wind 10 to 20 mph. Chance of precipitation is 100%.
Sunday
Snow showers. High near 36. Chance of precipitation is 100%.
Sunday Night
Snow showers likely before 4am, then snow likely after 4am. Cloudy, with a low around 29. Chance of precipitation is 70%.
Monday
Snow. Mostly cloudy, with a high near 37.
Monday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 28.
Tuesday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 36.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 28.
Wednesday
Snow likely. Mostly cloudy, with a high near 36.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 29.
Thursday
Snow likely. Mostly cloudy, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Protection AK
 56.34°N 133.6°W (Elev. 200 ft)
Last Update:
4:19 am AKDT Mar 20, 2026
Forecast Valid:
4am AKDT Mar 20, 2026-6pm AKDT Mar 26, 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