National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Widespread Rainfall Across the Southern Plains

Isolated severe thunderstorms and widespread showers may produce flash flooding across the Southern Plains through Thursday. Numerous instances of flash flooding are expected in south-central Texas, including portions of the Hill Country; and an additional area across eastern Oklahoma into the Ozarks on Thursday. Heavy rainfall and mountain snow will return to southern California on Thursday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

39°F

4°C

Humidity 93%
Wind Speed ENE 3 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 20 Nov 02:35 AM PST
Extended Forecast for

9 Miles S Montague CA

  • Overnight

    Overnight: A 50 percent chance of showers. Snow level 4500 feet. Mostly cloudy, with a low around 37. North northeast wind around 6 mph.

    Low: 37 °F

    Chance
    Showers

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, sunny, with a high near 46. Light and variable wind.

    High: 46 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. West northwest wind 3 to 6 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. Light and variable wind.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers. Snow level 4500 feet. Mostly cloudy, with a low around 37. North northeast wind around 6 mph.
Thursday
Patchy fog before 11am. Otherwise, sunny, with a high near 46. Light and variable wind.
Thursday Night
Mostly clear, with a low around 31. West northwest wind 3 to 6 mph.
Friday
Sunny, with a high near 49. Light and variable wind.
Friday Night
Mostly clear, with a low around 31. Light and variable wind.
Saturday
Sunny, with a high near 51.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Montague CA
 41.6°N 122.55°W (Elev. 3100 ft)
Last Update:
2:51 am PST Nov 20, 2025
Forecast Valid:
2am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation