The Work Week will Begin with Unsettled Weather from the Southern Plains to the Great Lakes

Unsettled weather is forecast to continue through the first half of the work week from the Southern Plains to the Great Lakes as a frontal system moves through. Isolated to scattered severe thunderstorms and flash flooding will be possible each day. Meanwhile, scattered showers and thunderstorms are expected across the Southwest and California, with isolated flash flooding possible. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

59°F

15°C

Humidity 66%
Wind Speed N 16 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 Sep 11:53 PM PDT
Extended Forecast for

6 Miles ENE Montague CA

  • Overnight

    Overnight: Clear, with a low around 46. North northeast wind 6 to 9 mph.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 49. North wind 6 to 10 mph becoming east northeast after midnight.

    Low: 49 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. East wind 5 to 8 mph becoming light and variable  in the afternoon.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 52. Light and variable wind becoming east 6 to 11 mph in the evening.

    Low: 52 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 46. North northeast wind 6 to 9 mph.
Monday
Sunny, with a high near 82. Calm wind becoming northwest around 6 mph in the afternoon.
Monday Night
Clear, with a low around 49. North wind 6 to 10 mph becoming east northeast after midnight.
Tuesday
Sunny, with a high near 88. East wind 5 to 8 mph becoming light and variable in the afternoon.
Tuesday Night
Clear, with a low around 52. Light and variable wind becoming east 6 to 11 mph in the evening.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 85.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Montague CA
 41.75°N 122.42°W (Elev. 3094 ft)
10:41 pm PDT Sep 21, 2025
12am PDT Sep 22, 2025-6pm PDT Sep 28, 2025
 
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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