Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

59°F

15°C

Humidity 44%
Wind Speed N 13 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 28 Jun 08:35 PM PDT
Extended Forecast for

Yreka CA

  • Tonight

    Tonight: Mostly clear, with a low around 44. North wind 9 to 14 mph becoming light north northwest  after midnight. Winds could gust as high as 25 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. North wind 6 to 11 mph becoming light north northwest  after midnight. Winds could gust as high as 24 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming north 5 to 9 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 44. North wind 10 to 15 mph becoming light  after midnight. Winds could gust as high as 28 mph.

    Low: 44 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 44. North wind 9 to 14 mph becoming light north northwest after midnight. Winds could gust as high as 25 mph.
Monday
Mostly sunny, with a high near 77. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 45. North wind 6 to 11 mph becoming light north northwest after midnight. Winds could gust as high as 24 mph.
Tuesday
Sunny, with a high near 78. Calm wind becoming north 5 to 9 mph in the afternoon.
Tuesday Night
Clear, with a low around 44. North wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 28 mph.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 86.
Friday Night
Clear, with a low around 53.
Independence Day
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.72°N 122.62°W (Elev. 2959 ft)
4:40 pm PDT Jun 28, 2026
8pm PDT Jun 28, 2026-6pm PDT Jul 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database