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Severe Thunderstorms and Heavy Rainfall; Typhoon Watch in Guam and CNMI

Heavy to excessive rainfall will continue through tonight from the Texas Big Bend region into southern Oklahoma. Scattered damaging wind gusts and a few tornadoes may accompany a line of severe thunderstorms that is expected across the Mid-Atlantic into New England Friday. A Typhoon Watch continues for Guam and CNMI as Tropical Storm Champi will strengthen and approach the islands this weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

54°F

12°C

Humidity 37%
Wind Speed E 4 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 15 Oct 09:00 PM PDT
Extended Forecast for

Montague CA

  • Tonight

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

    Low: 39 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 78. Calm wind.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Clear, with a low around 39. Calm wind becoming north around 5 mph after midnight.
Friday
Sunny, with a high near 81. Calm wind.
Friday Night
Partly cloudy, with a low around 40. Calm wind.
Saturday
Sunny, with a high near 78. Calm wind.
Saturday Night
Mostly clear, with a low around 39. Calm wind.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 36.
Monday
Mostly sunny, with a high near 65.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.74°N 122.53°W (Elev. 2589 ft)
Last Update:
4:41 pm PDT Oct 15, 2026
Forecast Valid:
9pm PDT Oct 15, 2026-6pm PDT Oct 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation