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

31°F

-1°C

Humidity 68%
Wind Speed ENE 6 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 12 Oct 05:53 AM PDT
Extended Forecast for

7 Miles NNE Yreka CA

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

    NOW until 9:00am Mon

    Freeze Warning

  • Columbus Day

    High: 65 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Widespread frost after 5am. Otherwise, mostly clear, with a low around 29. North wind around 6 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear
    then Frost

  • Tuesday

    Tuesday: Widespread frost before 9am. Otherwise, increasing clouds, with a high near 72. Calm wind.

    High: 72 °F

    Frost then
    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 34. Calm wind.

    Low: 34 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Areas of frost before 9am. Otherwise, sunny, with a high near 77. Calm wind.

    High: 77 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

Detailed Forecast

Columbus Day
Widespread frost before 9am. Otherwise, sunny, with a high near 65. North northeast wind 5 to 10 mph becoming light.
Tonight
Widespread frost after 5am. Otherwise, mostly clear, with a low around 29. North wind around 6 mph becoming calm in the evening.
Tuesday
Widespread frost before 9am. Otherwise, increasing clouds, with a high near 72. Calm wind.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 34. Calm wind.
Wednesday
Areas of frost before 9am. Otherwise, sunny, with a high near 77. Calm wind.
Wednesday Night
Clear, with a low around 40.
Thursday
Sunny, with a high near 83.
Thursday Night
Clear, with a low around 40.
Friday
Sunny, with a high near 84.
Friday Night
Clear, with a low around 42.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Yreka CA
 41.84°N 122.59°W (Elev. 2697 ft)
Last Update:
4:41 am PDT Oct 12, 2026
Forecast Valid:
6am PDT Oct 12, 2026-6pm PDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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