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 >

Current conditions at

Stanton Airfield (KSYN)

Lat: 44.47°NLon: 93.01°WElev: 915ft.

Fog/Mist

34°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 29.70 in
Dewpoint 34°F (1°C)
Visibility 1.75 mi
Last update 26 Dec 3:55 am CST
Extended Forecast for

Dennison MN

Dense Fog Advisory December 26, 04:09am until December 26, 09:00am
Click here for hazard details and duration
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  •  
    Dense Fog Advisory December 26, 04:09am until December 26, 09:00am

    NOW until 9:00am Fri

    Dense Fog Advisory

  • Today

    High: 37 °F

    Areas Dense
    Fog then
    Cloudy

  • Tonight

    Tonight: Areas of fog before 1am.  Otherwise, cloudy, with a low around 32. Light and variable wind becoming south southeast 5 to 10 mph after midnight.

    Low: 32 °F

    Areas Fog

  • Saturday

    Saturday: Mostly cloudy, with a high near 42. South southeast wind 5 to 15 mph.

    High: 42 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Patchy fog between 7pm and 2am.  Otherwise, cloudy, with a low around 29. South southeast wind 5 to 10 mph becoming north northwest after midnight.

    Low: 29 °F

    Patchy Fog

  • Sunday

    Sunday: A 50 percent chance of snow.  Cloudy, with a temperature rising to near 33 by 9am, then falling to around 20 during the remainder of the day. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.  New snow accumulation of around an inch possible.

    High: 33 °F

    Chance Snow
    and Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 7. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph.

    Low: 7 °F

    Chance Snow
    and Blustery

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 15 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 6. West northwest wind 5 to 10 mph becoming southwest after midnight.

    Low: 6 °F

    Partly Cloudy

Detailed Forecast

Today
Areas of dense fog before noon. Otherwise, cloudy, with a high near 37. West northwest wind 5 to 10 mph becoming light west in the afternoon.
Tonight
Areas of fog before 1am. Otherwise, cloudy, with a low around 32. Light and variable wind becoming south southeast 5 to 10 mph after midnight.
Saturday
Mostly cloudy, with a high near 42. South southeast wind 5 to 15 mph.
Saturday Night
Patchy fog between 7pm and 2am. Otherwise, cloudy, with a low around 29. South southeast wind 5 to 10 mph becoming north northwest after midnight.
Sunday
A 50 percent chance of snow. Cloudy, with a temperature rising to near 33 by 9am, then falling to around 20 during the remainder of the day. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph. New snow accumulation of around an inch possible.
Sunday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 7. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 30 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 15. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 6. West northwest wind 5 to 10 mph becoming southwest after midnight.
Tuesday
Partly sunny, with a high near 29. Southwest wind 10 to 15 mph becoming west northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 10. Northwest wind around 10 mph.
Wednesday
Partly sunny, with a high near 16. Northwest wind around 10 mph.
Wednesday Night
Mostly cloudy, with a low around 4. Northwest wind around 10 mph.
New Year's Day
Mostly sunny, with a high near 14. West northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Dennison MN
 44.42°N 93.02°W (Elev. 1079 ft)
3:52 am CST Dec 26, 2025
4am CST Dec 26, 2025-6pm CST Jan 1, 2026
 
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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