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

88°F

31°C

Humidity 18%
Wind Speed WNW 6 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 03 Aug 02:15 PM PDT
Extended Forecast for

10 Miles NNE Montague CA

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 96. North wind around 5 mph.

    High: 96 °F

    Hot

  • Tonight

    Tonight: Patchy smoke after 3am. Clear, with a low around 56. North northwest wind 5 to 7 mph.

    Low: 56 °F

    Clear then
    Patchy Smoke

  • Tuesday

    Tuesday: Patchy smoke before 1pm. Sunny and hot, with a high near 101. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 101 °F

    Patchy Smoke

  • Tuesday Night

    Tuesday Night: Patchy smoke after 9pm. Mostly clear, with a low around 61. North northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 61 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Sunny and hot, with a high near 103. Calm wind.

    High: 103 °F

    Hot

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 102.

    High: 102 °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 100.

    High: 100 °F

    Hot

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 96. North wind around 5 mph.
Tonight
Patchy smoke after 3am. Clear, with a low around 56. North northwest wind 5 to 7 mph.
Tuesday
Patchy smoke before 1pm. Sunny and hot, with a high near 101. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Patchy smoke after 9pm. Mostly clear, with a low around 61. North northwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
Sunny and hot, with a high near 103. Calm wind.
Wednesday Night
Clear, with a low around 62.
Thursday
Sunny and hot, with a high near 102.
Thursday Night
Clear, with a low around 63.
Friday
Sunny and hot, with a high near 100.
Friday Night
Clear, with a low around 60.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Clear, with a low around 59.
Sunday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Montague CA
 41.86°N 122.45°W (Elev. 2598 ft)
1:46 pm PDT Aug 3, 2026
2pm 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