Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

54°F

12°C

Humidity 81%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 03 Sep 11:52 PM PDT
Extended Forecast for

18 Miles NE Happy Camp CA

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 5am.  Partly cloudy, with a low around 44. South wind around 7 mph.

    Low: 44 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 65. South wind 5 to 8 mph becoming west southwest in the afternoon.  Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 10 percent chance of showers before 7pm.  Mostly clear, with a low around 45. West wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 11pm.  Partly cloudy, with a low around 50. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 50 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 11am.  Mostly cloudy, with a high near 69. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 11pm.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Labor Day

    Labor Day: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 5am. Partly cloudy, with a low around 44. South wind around 7 mph.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 65. South wind 5 to 8 mph becoming west southwest in the afternoon. Chance of precipitation is 50%.
Friday Night
A 10 percent chance of showers before 7pm. Mostly clear, with a low around 45. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 75. Light and variable wind.
Saturday Night
A 20 percent chance of showers after 11pm. Partly cloudy, with a low around 50. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 47.
Labor Day
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 85.
Wednesday Night
A slight chance of rain. Mostly clear, with a low around 57.
Thursday
A slight chance of rain. Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NE Happy Camp CA
 42.02°N 123.15°W (Elev. 2165 ft)
11:47 pm PDT Sep 3, 2026
12am PDT Sep 4, 2026-6pm PDT Sep 10, 2026
 
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Additional Resources

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