Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

Lat: 41.77375°NLon: 122.46817°WElev: 2644.0ft.

Clear

82°F

28°C

Humidity 28%
Wind Speed N 11 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Aug 07:53 PM PDT
Extended Forecast for

5 Miles SW Fort Jones CA

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. North northwest wind 5 to 10 mph becoming light north  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 95. Light and variable wind.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West northwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 93. Calm wind becoming north 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56. North northwest wind 5 to 10 mph becoming light north in the evening.
Wednesday
Sunny, with a high near 95. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 58. West northwest wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 51.
Sunday
Sunny, with a high near 90.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Fort Jones CA
 41.55°N 122.9°W (Elev. 2799 ft)
4:40 pm PDT Aug 17, 2026
8pm PDT Aug 17, 2026-6pm PDT Aug 24, 2026
 
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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