Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 82%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 13 Mar 10:52 PM PDT
Extended Forecast for

12 Miles NNE Happy Camp CA

  • Overnight

    Overnight: Rain likely, mainly after 4am.  Snow level 6500 feet rising to 7500 feet. Mostly cloudy, with a low around 38. Southwest wind 6 to 9 mph.  Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: Rain, mainly before 11am.  Snow level 7300 feet lowering to 5400 feet in the afternoon . High near 44. Southwest wind 5 to 9 mph becoming north northwest in the afternoon.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Rain then
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. North wind 6 to 10 mph becoming east after midnight.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 57. Light and variable wind becoming west southwest around 5 mph in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44. West wind around 6 mph becoming light and variable.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain likely, mainly after 4am. Snow level 6500 feet rising to 7500 feet. Mostly cloudy, with a low around 38. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Saturday
Rain, mainly before 11am. Snow level 7300 feet lowering to 5400 feet in the afternoon . High near 44. Southwest wind 5 to 9 mph becoming north northwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Partly cloudy, with a low around 33. North wind 6 to 10 mph becoming east after midnight.
Sunday
Mostly sunny, with a high near 57. Light and variable wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 44. West wind around 6 mph becoming light and variable.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Happy Camp CA
 41.95°N 123.31°W (Elev. 4911 ft)
10:41 pm PDT Mar 13, 2026
12am PDT Mar 14, 2026-6pm PDT Mar 20, 2026
 
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Additional Resources

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