Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

36°F

2°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.5 in (1032.85 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 14 Jan 11:35 AM PST
Extended Forecast for

Montague CA

  • Today

    Today: Sunny, with a high near 53. Calm wind.

    High: 53 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. Light east northeast wind.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Light east northeast wind.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. East wind around 5 mph.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Northeast wind 3 to 5 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 53. Calm wind.
Tonight
Mostly clear, with a low around 27. Light east northeast wind.
Thursday
Sunny, with a high near 55. Light east northeast wind.
Thursday Night
Mostly clear, with a low around 26. East wind around 5 mph.
Friday
Sunny, with a high near 55. Northeast wind 3 to 5 mph.
Friday Night
Clear, with a low around 27.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 30.
M.L.King Day
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 32.
Tuesday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.72°N 122.53°W (Elev. 2598 ft)
9:56 am PST Jan 14, 2026
11am PST Jan 14, 2026-6pm PST Jan 20, 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