Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

72°F

22°C

Humidity 30%
Wind Speed NE 5 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 03 Aug 10:35 AM PDT
Extended Forecast for

3 Miles NNW Fort Jones CA

Heat Advisory August 4, 11:00am until August 6, 11:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 92. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 92 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. North northeast wind 3 to 6 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy smoke before 1pm. Sunny and hot, with a high near 98. Northeast wind around 6 mph becoming calm.

    High: 98 °F

    Patchy Smoke

  • Tuesday Night

    Tuesday Night: Clear, with a low around 61. North northwest wind 5 to 8 mph becoming light and variable  in the evening.

    Low: 61 °F

    Clear

  • Wednesday

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

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 65.

    Low: 65 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 92. Calm wind becoming east northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 57. North northeast wind 3 to 6 mph.
Tuesday
Patchy smoke before 1pm. Sunny and hot, with a high near 98. Northeast wind around 6 mph becoming calm.
Tuesday Night
Clear, with a low around 61. North northwest wind 5 to 8 mph becoming light and variable in the evening.
Wednesday
Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 65.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Clear, with a low around 63.
Friday
Sunny and hot, with a high near 97.
Friday Night
Clear, with a low around 61.
Saturday
Sunny, with a high near 93.
Saturday Night
Clear, with a low around 56.
Sunday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Fort Jones CA
 41.64°N 122.86°W (Elev. 3251 ft)
10:40 am PDT Aug 3, 2026
10am PDT Aug 3, 2026-6pm PDT Aug 9, 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