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

Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

63°F

17°C

Humidity 36%
Wind Speed NE 4 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 01 Sep 09:00 AM PDT
Extended Forecast for

Yreka CA

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 75. North northwest wind 5 to 8 mph becoming south southeast in the afternoon.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 2am, then a slight chance of rain between 2am and 3am. Low around 50. West northwest wind around 6 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: 50 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly after 2pm. High near 66. South southeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 54. South southwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Rain then
    Rain Likely

  • Thursday

    Thursday: Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 67. East southeast wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 11pm. Partly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain
    then Partly
    Cloudy

  • Friday

    Friday: A 40 percent chance of rain after 11am. Mostly sunny, with a high near 68.

    High: 68 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain, mainly before 11pm. Partly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

  • Saturday

    Saturday: A slight chance of rain after 11am. Mostly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Rain

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 75. North northwest wind 5 to 8 mph becoming south southeast in the afternoon.
Tonight
Rain and possibly a thunderstorm before 2am, then a slight chance of rain between 2am and 3am. Low around 50. West northwest wind around 6 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.
Wednesday
Rain, mainly after 2pm. High near 66. South southeast wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain. Low around 54. South southwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 67. East southeast wind 5 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of rain before 11pm. Partly cloudy, with a low around 44.
Friday
A 40 percent chance of rain after 11am. Mostly sunny, with a high near 68.
Friday Night
A chance of rain, mainly before 11pm. Partly cloudy, with a low around 44.
Saturday
A slight chance of rain after 11am. Mostly sunny, with a high near 72.
Saturday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly sunny, with a high near 75.
Sunday Night
A chance of rain and thunderstorms. Partly cloudy, with a low around 47.
Labor Day
A slight chance of rain. Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
Last Update:
9:21 am PDT Sep 1, 2026
Forecast Valid:
9am PDT Sep 1, 2026-6pm PDT Sep 7, 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