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

Huron, Huron Regional Airport (KHON)

Lat: 44.39°NLon: 98.23°WElev: 1286ft.

Fog/Mist

31°F

-1°C

Humidity 96%
Wind Speed SE 12 G 21 mph
Barometer 29.97 in (1016.4 mb)
Dewpoint 30°F (-1°C)
Visibility 1.75 mi
Wind Chill22°F (-6°C)
Last update 25 Dec 5:55 am CST
Extended Forecast for

5 Miles SSW Willow Lake SD

Dense Fog Advisory until December 25, 10:00am
Click here for hazard details and duration
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  •  
    Dense Fog Advisory until December 25, 10:00am

    NOW until 10:00am Thu

    Dense Fog Advisory

  • Christmas Day

    High: 41 °F

    Areas
    Freezing Fog
    and Areas Fog
    then Cloudy
    and Breezy

  • Tonight

    Tonight: Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 28. South wind 7 to 15 mph becoming north northwest after midnight. Winds could gust as high as 26 mph.

    Low: 28 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 40. North northwest wind 5 to 7 mph becoming light and variable.

    High: 40 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. South southeast wind 7 to 11 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 47. South wind around 10 mph becoming northwest in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow after midnight.  Mostly cloudy, with a low around 11. Blustery, with a north northwest wind 10 to 15 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 34 mph.  Chance of precipitation is 20%.

    Low: 11 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    and Blustery

  • Sunday

    Sunday: A slight chance of snow before noon.  Partly sunny, with a high near 15. Blustery, with a northwest wind 26 to 29 mph, with gusts as high as 40 mph.  Chance of precipitation is 20%.

    High: 15 °F

    Blustery.
    Slight Chance
    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 2. Blustery, with a northwest wind 18 to 26 mph, with gusts as high as 36 mph.

    Low: 2 °F

    Partly Cloudy
    and Blustery

Detailed Forecast

Christmas Day
Patchy fog between 10am and noon. Areas of freezing fog between 7am and 10am. Otherwise, cloudy, with a high near 41. Breezy, with a south wind 15 to 20 mph, with gusts as high as 33 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 28. South wind 7 to 15 mph becoming north northwest after midnight. Winds could gust as high as 26 mph.
Friday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 40. North northwest wind 5 to 7 mph becoming light and variable.
Friday Night
Mostly cloudy, with a low around 33. South southeast wind 7 to 11 mph.
Saturday
Mostly sunny, with a high near 47. South wind around 10 mph becoming northwest in the afternoon.
Saturday Night
A slight chance of snow after midnight. Mostly cloudy, with a low around 11. Blustery, with a north northwest wind 10 to 15 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Sunday
A slight chance of snow before noon. Partly sunny, with a high near 15. Blustery, with a northwest wind 26 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 2. Blustery, with a northwest wind 18 to 26 mph, with gusts as high as 36 mph.
Monday
Sunny, with a high near 16. Northwest wind 9 to 17 mph.
Monday Night
Mostly cloudy, with a low around 8.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Willow Lake SD
 44.56°N 97.68°W (Elev. 1801 ft)
6:36 am CST Dec 25, 2025
6am CST Dec 25, 2025-6pm CST Dec 31, 2025
 
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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