Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

39°F

4°C

Humidity 75%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 17 Mar 02:53 AM PDT
Extended Forecast for

Yreka CA

  • Overnight

    Overnight: Clear, with a low around 43. Calm wind.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 44. West northwest wind 5 to 9 mph becoming calm  after midnight.

    Low: 44 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 44. Southwest wind 5 to 10 mph becoming light south  in the evening.

    Low: 44 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 43. Calm wind.
Tuesday
Sunny, with a high near 78. Calm wind.
Tuesday Night
Clear, with a low around 44. West northwest wind 5 to 9 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 79. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Wednesday Night
Clear, with a low around 44. Southwest wind 5 to 10 mph becoming light south in the evening.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Yreka CA
 41.75°N 122.62°W (Elev. 2726 ft)
2:41 am PDT Mar 17, 2026
3am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database