Active Spring Like Pattern Across the Eastern Half of the Country

The second storm will track across central and eastern portion of the country this weekend. Heavy wintry precipitation will affect the northern Plains to the upper peninsula of Michigan. Severe thunderstorms are expected along and ahead of the cold front, where very large hail, damaging winds and a few tornadoes are possible from the mid-Mississippi and Ohio Valleys to southern Plains. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

30°F

-1°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 04 Apr 05:53 AM PDT
Extended Forecast for

Montague CA

  • Today

    Today: Sunny, with a high near 74. Calm wind.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Calm wind becoming north around 5 mph after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 75. Light and variable wind.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 11pm.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A chance of rain, mainly after 11am.  Partly sunny, with a high near 64.

    High: 64 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 74. Calm wind.
Tonight
Mostly cloudy, with a low around 39. Calm wind becoming north around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 75. Light and variable wind.
Sunday Night
Mostly clear, with a low around 40. Light and variable wind.
Monday
Sunny, with a high near 76. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 44.
Wednesday
A chance of rain, mainly after 11am. Partly sunny, with a high near 64.
Wednesday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.72°N 122.53°W (Elev. 2598 ft)
4:41 am PDT Apr 4, 2026
6am PDT Apr 4, 2026-6pm PDT Apr 10, 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