Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Partly Cloudy

55°F

13°C

Humidity 28%
Wind Speed N 17 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 10 Oct 05:53 PM PDT
Extended Forecast for

7 Miles E Montague CA

Freeze Warning October 12, 02:00am until October 12, 09:00am
Freeze Warning October 11, 02:00am until October 11, 08:00am
Click here for hazard details and duration
Freeze Warning
Freeze Warning
  • Tonight

    Tonight: Areas of frost after 5am.  Otherwise, mostly clear, with a low around 31. North wind 5 to 14 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Widespread frost, mainly between 7am and 9am.  Otherwise, sunny, with a high near 61. North northeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 61 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. North northeast wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

    Low: 27 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Widespread frost between 8am and 9am.  Otherwise, sunny, with a high near 60. East southeast wind around 5 mph becoming light and variable.

    High: 60 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 33. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 33 °F

    Clear

  • Tuesday

    Tuesday: Widespread frost before 8am.  Otherwise, sunny, with a high near 67.

    High: 67 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

Detailed Forecast

Tonight
Areas of frost after 5am. Otherwise, mostly clear, with a low around 31. North wind 5 to 14 mph, with gusts as high as 21 mph.
Sunday
Widespread frost, mainly between 7am and 9am. Otherwise, sunny, with a high near 61. North northeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Mostly clear, with a low around 27. North northeast wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
Columbus Day
Widespread frost between 8am and 9am. Otherwise, sunny, with a high near 60. East southeast wind around 5 mph becoming light and variable.
Monday Night
Clear, with a low around 33. North northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Widespread frost before 8am. Otherwise, sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Clear, with a low around 40.
Thursday
Sunny, with a high near 79.
Thursday Night
Clear, with a low around 43.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Montague CA
 41.72°N 122.38°W (Elev. 2799 ft)
4:41 pm PDT Oct 10, 2026
6pm PDT Oct 10, 2026-6pm PDT Oct 17, 2026
 
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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