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 >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

37°F

3°C

Humidity 60%
Wind Speed ENE 3 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Oct 04:30 AM PDT
Extended Forecast for

16 Miles NNE Montague CA

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

    NOW until 9:00am Mon

    Freeze Warning

  • Overnight

    Low: 28 °F

    Clear

  • Columbus Day

    Columbus Day: Widespread frost between 8am and 9am.  Otherwise, sunny, with a high near 64. North wind 7 to 13 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Widespread frost before 8am.  Otherwise, increasing clouds, with a high near 70. Calm wind.

    High: 70 °F

    Frost then
    Increasing
    Clouds

  • Tuesday Night

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

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 28. North wind around 8 mph.
Columbus Day
Widespread frost between 8am and 9am. Otherwise, sunny, with a high near 64. North wind 7 to 13 mph becoming east northeast in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 29. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Widespread frost before 8am. Otherwise, increasing clouds, with a high near 70. Calm wind.
Tuesday Night
Mostly clear, with a low around 36. Light and variable wind.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Clear, with a low around 41.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 44.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNE Montague CA
 41.93°N 122.44°W (Elev. 2198 ft)
4:41 am PDT Oct 12, 2026
4am PDT Oct 12, 2026-6pm PDT Oct 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database