Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

88°F

31°C

Humidity 16%
Wind Speed N 14 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 09 Aug 07:20 PM PDT
Extended Forecast for

Yreka CA

  • Tonight

    Tonight: Clear, with a low around 59. North northwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 18 mph.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 96. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. North wind 6 to 11 mph becoming light and variable  in the evening.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 59. North wind 8 to 13 mph becoming light north northwest  after midnight. Winds could gust as high as 20 mph.

    Low: 59 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers before 11pm.  Partly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 59. North northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Monday
Sunny and hot, with a high near 96. Light and variable wind becoming north northeast 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60. North wind 6 to 11 mph becoming light and variable in the evening.
Tuesday
Sunny, with a high near 95. Calm wind becoming north 5 to 7 mph in the afternoon.
Tuesday Night
Clear, with a low around 59. North wind 8 to 13 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 57.
Thursday
Sunny, with a high near 92.
Thursday Night
A chance of showers before 11pm. Partly cloudy, with a low around 58.
Friday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 90.
Friday Night
A chance of showers. Partly cloudy, with a low around 59.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 90.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Sunday
A slight chance of showers. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.72°N 122.65°W (Elev. 2762 ft)
5:56 pm PDT Aug 9, 2026
7pm PDT Aug 9, 2026-6pm PDT Aug 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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