Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

SIMS (SMSC1)

Lat: 41.0713°NLon: 122.36993°WElev: 2537.0ft.

NA

66°F

19°C

Humidity 26%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 19 May 08:32 PM PDT
Extended Forecast for

5 Miles SW Dunsmuir CA

  • Tonight

    Tonight: Partly cloudy, with a low around 53. North northwest wind 3 to 5 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 80. Calm wind.

    High: 80 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Light north wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57.

    Low: 57 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. North northwest wind 3 to 5 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 80. Calm wind.
Wednesday Night
Partly cloudy, with a low around 55. Light north wind.
Thursday
Sunny, with a high near 83. Calm wind.
Thursday Night
Mostly clear, with a low around 58. Calm wind.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny, with a high near 84.
Saturday Night
Clear, with a low around 57.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 55.
Memorial Day
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Dunsmuir CA
 41.17°N 122.32°W (Elev. 3146 ft)
2:00 pm PDT May 19, 2026
9pm PDT May 19, 2026-6pm PDT May 26, 2026
 
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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