Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

66°F

19°C

Humidity 24%
Wind Speed S 18 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 19 Apr 04:20 PM PDT
Extended Forecast for

Yreka CA

Winter Weather Advisory April 20, 11:00am until April 21, 11:00am
Wind Advisory April 20, 08:00am until April 20, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
Wind Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 46. South southeast wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of rain, mainly after 1pm.  Snow level 4900 feet rising to 6300 feet in the afternoon. Partly sunny, with a high near 60. South southeast wind 9 to 14 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 31 mph.

    High: 60 °F

    Slight Chance
    Rain then
    Chance Rain

  • Monday Night

    Monday Night: Rain likely.  Snow level 6500 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 41. South southeast wind 12 to 17 mph becoming light and variable  in the evening. Winds could gust as high as 26 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  Snow level 5200 feet rising to 5700 feet in the afternoon. High near 58. Calm wind becoming south southwest around 6 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm.  Snow level 5800 feet lowering to 4800 feet after midnight . Mostly cloudy, with a low around 38. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 11am.  Snow level 4600 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. South southeast wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Monday
A 50 percent chance of rain, mainly after 1pm. Snow level 4900 feet rising to 6300 feet in the afternoon. Partly sunny, with a high near 60. South southeast wind 9 to 14 mph increasing to 16 to 21 mph in the morning. Winds could gust as high as 31 mph.
Monday Night
Rain likely. Snow level 6500 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 41. South southeast wind 12 to 17 mph becoming light and variable in the evening. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Snow level 5200 feet rising to 5700 feet in the afternoon. High near 58. Calm wind becoming south southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain likely, mainly before 11pm. Snow level 5800 feet lowering to 4800 feet after midnight . Mostly cloudy, with a low around 38. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain, mainly after 11am. Snow level 4600 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 57.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 35.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 70.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
2:43 pm PDT Apr 19, 2026
4pm PDT Apr 19, 2026-6pm PDT Apr 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database