Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

60°F

16°C

Humidity 63%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 19 Aug 01:52 AM PDT
Extended Forecast for

9 Miles ENE Happy Camp CA

  • Overnight

    Overnight: Partly cloudy, with a low around 60. Light east wind.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Calm wind becoming west around 6 mph in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. Light east wind.
Wednesday
Sunny and hot, with a high near 100. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Clear, with a low around 61. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 99. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 62. West wind 5 to 8 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 90.
Saturday Night
Clear, with a low around 55.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny and hot, with a high near 96.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Happy Camp CA
 41.84°N 123.19°W (Elev. 1421 ft)
1:36 am PDT Aug 19, 2026
2am PDT Aug 19, 2026-6pm PDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database