Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

49°F

9°C

Humidity 47%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 31 Jan 12:53 PM PST
Extended Forecast for

5 Miles NNE Montague CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 56. Light south southeast wind.

    High: 56 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. South southwest wind around 6 mph becoming north northwest after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 56. Calm wind.

    High: 56 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 56. Light south southeast wind.
Tonight
Mostly cloudy, with a low around 31. South southwest wind around 6 mph becoming north northwest after midnight.
Sunday
Mostly sunny, with a high near 56. Calm wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 28. Calm wind.
Monday
Mostly sunny, with a high near 56. Calm wind.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 30.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 32.
Friday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Montague CA
 41.79°N 122.49°W (Elev. 2598 ft)
10:57 am PST Jan 31, 2026
1pm PST Jan 31, 2026-6pm PST Feb 6, 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