Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains into the morning. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

45°F

7°C

Humidity 77%
Wind Speed WSW 8 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 01 Apr 06:52 PM PDT
Extended Forecast for

11 Miles NNE Happy Camp CA

Freeze Watch April 3, 02:00am until April 3, 09:00am
Winter Weather Advisory April 1, 08:00pm until April 2, 11:00am
Click here for hazard details and duration
Freeze Watch
Winter Weather Advisory
  • Tonight

    Tonight: Snow showers, mainly before 2am, then snow after 2am. The snow could be heavy at times. Some thunder is also possible.  Low around 28. Southwest wind 15 to 18 mph, with gusts as high as 37 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 28 °F

    Heavy Snow

  • Thursday

    Thursday: Snow likely, mainly before noon.  Mostly cloudy, then gradually becoming sunny, with a high near 37. West southwest wind 8 to 10 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. West northwest wind 8 to 10 mph becoming northeast after midnight.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. East northeast wind 7 to 10 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 36. North northeast wind around 9 mph becoming east southeast after midnight.

    Low: 36 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow showers, mainly before 2am, then snow after 2am. The snow could be heavy at times. Some thunder is also possible. Low around 28. Southwest wind 15 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Thursday
Snow likely, mainly before noon. Mostly cloudy, then gradually becoming sunny, with a high near 37. West southwest wind 8 to 10 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Mostly clear, with a low around 26. West northwest wind 8 to 10 mph becoming northeast after midnight.
Friday
Sunny, with a high near 54. East northeast wind 7 to 10 mph.
Friday Night
Clear, with a low around 36. North northeast wind around 9 mph becoming east southeast after midnight.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 63.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Tuesday
A chance of rain. Snow level 7200 feet. Partly sunny, with a high near 56.
Tuesday Night
A chance of rain. Snow level 7400 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 41.
Wednesday
A chance of rain. Snow level 5800 feet rising to 6400 feet in the afternoon. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Happy Camp CA
 41.94°N 123.25°W (Elev. 4360 ft)
5:11 pm PDT Apr 1, 2026
7pm PDT Apr 1, 2026-6pm PDT Apr 8, 2026
 
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Additional Resources

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