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

9 Miles NE Montague 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: 62 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 29. North northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 29 °F

    Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 68. Light and variable wind.

    High: 68 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 36. Light and variable wind.

    Low: 36 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

Detailed Forecast

Columbus Day
Sunny, with a high near 62. Calm wind becoming north northeast 5 to 9 mph in the afternoon.
Tonight
Clear, with a low around 29. North northeast wind 5 to 8 mph becoming calm after midnight.
Tuesday
Increasing clouds, with a high near 68. Light and variable wind.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 36. Light and variable wind.
Wednesday
Sunny, with a high near 75. Calm wind.
Wednesday Night
Clear, with a low around 42.
Thursday
Sunny, with a high near 81.
Thursday Night
Clear, with a low around 44.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NE Montague CA
 41.82°N 122.41°W (Elev. 2746 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

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