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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

90°F

32°C

Humidity 11%
Wind Speed ENE 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 03 Oct 04:15 PM PDT
Extended Forecast for

3 Miles W Yreka CA

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind becoming north northwest around 6 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 85. North northwest wind around 5 mph becoming light and variable.

    High: 85 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 59. Northwest wind around 5 mph becoming calm after midnight.

    Low: 59 °F

    Gradual
    Clearing

  • Monday

    Monday: Sunny, with a high near 88. Light and variable wind.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 59. North northwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Calm wind becoming north northwest around 6 mph.
Sunday
Increasing clouds, with a high near 85. North northwest wind around 5 mph becoming light and variable.
Sunday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 59. Northwest wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 88. Light and variable wind.
Monday Night
Clear, with a low around 59. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 88.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 50.
Saturday
A slight chance of rain. Sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Yreka CA
 41.72°N 122.68°W (Elev. 3199 ft)
Last Update:
4:40 pm PDT Oct 3, 2026
Forecast Valid:
4pm PDT Oct 3, 2026-6pm PDT Oct 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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