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

34°F

1°C

Humidity 96%
Wind Speed ESE 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 20 Nov 03:53 AM PST
Extended Forecast for

12 Miles NNE Yreka CA

  • Overnight

    Overnight: A 20 percent chance of showers before 5am. Patchy fog. Snow level 3900 feet. Otherwise, partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 52. Calm wind.

    High: 52 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. North northwest wind around 8 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56. Northwest wind around 5 mph becoming light and variable.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 28. Light north northwest wind.

    Low: 28 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers before 5am. Patchy fog. Snow level 3900 feet. Otherwise, partly cloudy, with a low around 34. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 52. Calm wind.
Thursday Night
Mostly clear, with a low around 29. North northwest wind around 8 mph.
Friday
Sunny, with a high near 56. Northwest wind around 5 mph becoming light and variable.
Friday Night
Mostly clear, with a low around 28. Light north northwest wind.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Partly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Yreka CA
 41.91°N 122.58°W (Elev. 2799 ft)
Last Update:
3:41 am PST Nov 20, 2025
Forecast Valid:
4am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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