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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

77°F

25°C

Humidity 17%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 25 Aug 10:35 AM PDT
Extended Forecast for

Yreka CA

  • Today

    Today: Mostly sunny, with a high near 93. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. West northwest wind 5 to 10 mph becoming light west in the evening.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92. Calm wind becoming north around 6 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Northwest wind 9 to 14 mph becoming light west northwest after midnight. Winds could gust as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 90. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 93. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Tonight
Partly cloudy, with a low around 58. West northwest wind 5 to 10 mph becoming light west in the evening.
Wednesday
Mostly sunny, with a high near 92. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 58. Northwest wind 9 to 14 mph becoming light west northwest after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny, with a high near 90. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 53.
Sunday
Sunny, with a high near 88.
Sunday Night
Clear, with a low around 55.
Monday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.72°N 122.65°W (Elev. 2762 ft)
Last Update:
10:40 am PDT Aug 25, 2026
Forecast Valid:
10am PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
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Additional Resources

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