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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Marais, The Bay of Grand Marais (KGNA)

Lat: 47.75°NLon: 90.34°WElev: 610ft.

31°F

-1°C

Humidity 69%
Wind Speed SE 14 G 23 mph
Barometer 29.95 in (1015.8 mb)
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 25 Dec 8:56 pm CST
Extended Forecast for

5 Miles ENE Grand Marais MN

Winter Weather Advisory until December 26, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 26, 12:00pm

    NOW until 12:00pm Fri

    Winter Weather Advisory

  • Tonight

    Low: 27 °F

    Snow/Sleet
    and Patchy
    Fog

  • Friday

    Friday: A chance of snow and freezing rain before 11am, then a slight chance of drizzle between 11am and noon. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 36. South wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 36 °F

    Chance Wintry
    Mix and
    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of drizzle or freezing rain before noon, then a chance of drizzle. Cloudy, with a high near 38. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Drizzle/Freezing
    Rain then
    Chance
    Drizzle

  • Saturday Night

    Saturday Night: A chance of rain before midnight, then a chance of drizzle or freezing rain. Cloudy, with a low around 28. Southeast wind around 5 mph becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 28 °F

    Chance Rain
    then Chance
    Drizzle/Freezing
    Rain

  • Sunday

    Sunday: A chance of drizzle, snow, and freezing rain before noon, then a chance of snow. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 36 °F

    Chance Wintry
    Mix then
    Chance Snow
    and Breezy

  • Sunday Night

    Sunday Night: A chance of snow. Mostly cloudy, with a low around 4. Blustery, with a north wind around 15 mph, with gusts as high as 40 mph.

    Low: 4 °F

    Chance Snow
    and Blustery

  • Monday

    Monday: Mostly sunny, with a high near 13. Blustery, with a northwest wind around 15 mph, with gusts as high as 40 mph.

    High: 13 °F

    Mostly Sunny
    and Blustery

Detailed Forecast

Tonight
Snow likely, possibly mixed with sleet before 11pm, then snow between 11pm and 3am, then snow, possibly mixed with sleet after 3am. Patchy fog after midnight. Low around 27. Breezy, with a southeast wind 15 to 20 mph becoming southwest 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow and sleet accumulation of 1 to 2 inches possible.
Friday
A chance of snow and freezing rain before 11am, then a slight chance of drizzle between 11am and noon. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 36. South wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 25. Northwest wind around 5 mph becoming calm.
Saturday
A slight chance of drizzle or freezing rain before noon, then a chance of drizzle. Cloudy, with a high near 38. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Saturday Night
A chance of rain before midnight, then a chance of drizzle or freezing rain. Cloudy, with a low around 28. Southeast wind around 5 mph becoming northwest after midnight. Chance of precipitation is 50%.
Sunday
A chance of drizzle, snow, and freezing rain before noon, then a chance of snow. Mostly cloudy, with a high near 36. Breezy, with a northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 4. Blustery, with a north wind around 15 mph, with gusts as high as 40 mph.
Monday
Mostly sunny, with a high near 13. Blustery, with a northwest wind around 15 mph, with gusts as high as 40 mph.
Monday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 2. Northwest wind 5 to 10 mph, with gusts as high as 30 mph.
Tuesday
A chance of snow. Mostly cloudy, with a high near 19. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around -2. Northwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday
A slight chance of snow. Partly sunny, with a high near 10. Northwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around -6. Northwest wind around 10 mph, with gusts as high as 30 mph.
New Year's Day
Mostly sunny, with a high near 10. West wind around 10 mph, with gusts as high as 25 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Grand Marais MN
 47.78°N 90.23°W
Last Update:
8:03 pm CST Dec 25, 2025
Forecast Valid:
9pm CST Dec 25, 2025-6pm CST Jan 1, 2026
 
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Additional Resources

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