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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

47°F

8°C

Humidity 36%
Wind Speed N 13 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 11 Oct 08:53 PM PDT
Extended Forecast for

4 Miles W Yreka CA

Freeze Warning October 12, 02:00am until October 12, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Clear, with a low around 34. North wind 6 to 11 mph.

    Low: 34 °F

    Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 56. North wind 5 to 8 mph becoming east northeast in the morning.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. North wind around 5 mph becoming calm after midnight.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. Calm wind becoming east northeast around 5 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 34. North wind 6 to 11 mph.
Columbus Day
Sunny, with a high near 56. North wind 5 to 8 mph becoming east northeast in the morning.
Monday Night
Mostly clear, with a low around 36. North wind around 5 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 64. Calm wind becoming east northeast around 5 mph.
Tuesday Night
Mostly clear, with a low around 41. Calm wind.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Clear, with a low around 46.
Thursday
Sunny, with a high near 75.
Thursday Night
Clear, with a low around 48.
Friday
Sunny, with a high near 77.
Friday Night
Clear, with a low around 50.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 72.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Yreka CA
 41.73°N 122.71°W (Elev. 3399 ft)
Last Update:
8:11 pm PDT Oct 11, 2026
Forecast Valid:
9pm PDT Oct 11, 2026-6pm PDT Oct 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation