Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Mostly Cloudy

53°F

12°C

Humidity 82%
Wind Speed WNW 4 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 10 Apr 11:19 AM PDT
Extended Forecast for

Yreka CA

  • Today

    Today: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 64. Calm wind becoming south 5 to 9 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: 64 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 10pm.  Low around 42. South southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Showers then
    Chance Rain

  • Saturday

    Saturday: A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 55. Light and variable wind becoming south southeast 5 to 10 mph in the morning.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Rain, mainly before 11pm.  Snow level 5900 feet lowering to 4900 feet after midnight . Low around 38. South wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain then
    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Snow level 4100 feet rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 11pm.  Snow level 5200 feet lowering to 4500 feet after midnight . Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 64. Calm wind becoming south 5 to 9 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.
Tonight
Showers and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 10pm. Low around 42. South southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 55. Light and variable wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain, mainly before 11pm. Snow level 5900 feet lowering to 4900 feet after midnight . Low around 38. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain likely, mainly between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Snow level 4100 feet rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of rain before 11pm. Snow level 5200 feet lowering to 4500 feet after midnight . Mostly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
A chance of rain. Snow level 4800 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
11:27 am PDT Apr 10, 2026
11am PDT Apr 10, 2026-6pm PDT Apr 16, 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