National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Mostly Cloudy

72°F

22°C

Humidity 28%
Wind Speed E 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 29 Jun 03:20 PM PDT
Extended Forecast for

3 Miles W Yreka CA

  • Tonight

    Tonight: Mostly clear, with a low around 46. North wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 23 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Calm wind becoming north 5 to 8 mph in the morning.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. North wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 24 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 24 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Thursday Night

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

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 46. North wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 75. Calm wind becoming north 5 to 8 mph in the morning.
Tuesday Night
Mostly clear, with a low around 46. North wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 24 mph.
Wednesday
Sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 24 mph.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 83.
Friday Night
Clear, with a low around 56.
Independence Day
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Yreka CA
 41.72°N 122.68°W (Elev. 3199 ft)
Last Update:
1:51 pm PDT Jun 29, 2026
Forecast Valid:
3pm PDT Jun 29, 2026-6pm PDT Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation