Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

43°F

6°C

Humidity 52%
Wind Speed N 9 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 10 Oct 10:05 PM PDT
Extended Forecast for

Yreka CA

Freeze Warning October 12, 02:00am until October 12, 09:00am
Freeze Warning October 11, 02:00am until October 11, 08:00am
Click here for hazard details and duration
Freeze Warning
Freeze Warning
  • Tonight

    Tonight: Clear, with a low around 32. Northwest wind 5 to 8 mph.

    Low: 32 °F

    Clear

  • Sunday

    Sunday: Widespread frost, mainly between 7am and 9am.  Otherwise, sunny, with a high near 60. North northeast wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 60 °F

    Frost then
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 27. North wind 8 to 18 mph, with gusts as high as 28 mph.

    Low: 27 °F

    Clear

  • Columbus Day

    Columbus Day: Widespread frost before 9am.  Otherwise, sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 34. North northeast wind around 6 mph becoming calm  in the evening.

    Low: 34 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 32. Northwest wind 5 to 8 mph.
Sunday
Widespread frost, mainly between 7am and 9am. Otherwise, sunny, with a high near 60. North northeast wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Clear, with a low around 27. North wind 8 to 18 mph, with gusts as high as 28 mph.
Columbus Day
Widespread frost before 9am. Otherwise, sunny, with a high near 61. Light and variable wind.
Monday Night
Clear, with a low around 34. North northeast wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Clear, with a low around 41.
Thursday
Sunny, with a high near 78.
Thursday Night
Clear, with a low around 44.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.72°N 122.62°W (Elev. 2959 ft)
4:41 pm PDT Oct 10, 2026
10pm PDT Oct 10, 2026-6pm PDT Oct 17, 2026
 
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