Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

70°F

21°C

Humidity 32%
Wind Speed NNE 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 26 Aug 10:53 PM PDT
Extended Forecast for

13 Miles NNE Yreka CA

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 91. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 91 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. North northwest wind 5 to 10 mph becoming light north  in the evening.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 53. Northwest wind 8 to 13 mph becoming light north  after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Calm wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 91. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. North northwest wind 5 to 10 mph becoming light north in the evening.
Friday
Sunny, with a high near 89. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Clear, with a low around 53. Northwest wind 8 to 13 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 84.
Saturday Night
Clear, with a low around 48.
Sunday
Sunny, with a high near 89.
Sunday Night
Clear, with a low around 53.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Yreka CA
 41.91°N 122.55°W (Elev. 2198 ft)
10:40 pm PDT Aug 26, 2026
11pm PDT Aug 26, 2026-6pm PDT Sep 2, 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