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 this 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.

Overcast

63°F

17°C

Humidity 59%
Wind Speed W 14 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 09 Apr 03:35 PM PDT
Extended Forecast for

Yreka CA

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69. South wind around 6 mph. Chance of precipitation is 60%.

    High: 69 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Partly cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 64. Calm wind becoming south southeast 5 to 9 mph in the afternoon. Chance of precipitation is 80%.

    High: 64 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 42. South southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 55. Calm wind becoming south 5 to 9 mph in the afternoon. 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

    Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 11pm. Snow level 5600 feet lowering to 4700 feet after midnight . Low around 37. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am. Snow level 4300 feet rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.

    High: 53 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of rain before 11pm. Snow level 5000 feet. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 69. South wind around 6 mph. Chance of precipitation is 60%.
Tonight
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Partly cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 64. Calm wind becoming south southeast 5 to 9 mph in the afternoon. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 42. South southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 55. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers, mainly before 11pm. Snow level 5600 feet lowering to 4700 feet after midnight . Low around 37. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Snow level 4300 feet rising to 5100 feet in the afternoon. Mostly cloudy, with a high near 53. Chance of precipitation is 50%.
Sunday Night
A slight chance of rain before 11pm. Snow level 5000 feet. Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 56.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 36.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Mostly sunny, with a high near 63.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
Last Update:
2:39 pm PDT Apr 9, 2026
Forecast Valid:
3pm PDT Apr 9, 2026-6pm PDT Apr 16, 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