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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Rain

59°F

15°C

Humidity 67%
Wind Speed SSW 23 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 08 Apr 05:55 PM PDT
Extended Forecast for

Yreka CA

  • Tonight

    Tonight: Rain and thunderstorms likely before 9pm, then a slight chance of rain between 9pm and 10pm. Mostly cloudy, with a low around 46. West northwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Rain Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 69. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%.

    High: 69 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm. Partly cloudy, with a low around 44. South wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 40%.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 63. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 43. South southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers
    Likely

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after 11am. Snow level 5900 feet lowering to 5300 feet in the afternoon . High near 51. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 51 °F

    Showers

  • Saturday Night

    Saturday Night: Rain likely, mainly before 11pm. Snow level 5000 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 34. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain. Snow level 3800 feet rising to 4600 feet in the afternoon. Partly sunny, with a high near 50.

    High: 50 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain before 11pm. Snow level 4900 feet lowering to 4100 feet after midnight . Mostly cloudy, with a low around 33.

    Low: 33 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Rain and thunderstorms likely before 9pm, then a slight chance of rain between 9pm and 10pm. Mostly cloudy, with a low around 46. West northwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 69. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of rain between 8pm and 11pm. Partly cloudy, with a low around 44. South wind 5 to 10 mph becoming light and variable in the evening. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm after 11am. Partly sunny, with a high near 63. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 43. South southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain likely, then showers and possibly a thunderstorm after 11am. Snow level 5900 feet lowering to 5300 feet in the afternoon . High near 51. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely, mainly before 11pm. Snow level 5000 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 34. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain. Snow level 3800 feet rising to 4600 feet in the afternoon. Partly sunny, with a high near 50.
Sunday Night
A slight chance of rain before 11pm. Snow level 4900 feet lowering to 4100 feet after midnight . Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
Last Update:
4:41 pm PDT Apr 8, 2026
Forecast Valid:
6pm PDT Apr 8, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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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