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

SIMS (SMSC1)

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

NA

96°F

36°C

Humidity 15%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Heat Index92°F (33°C)
Last update 09 Aug 06:32 PM PDT
Extended Forecast for

7 Miles SSW Dunsmuir CA

Heat Advisory August 9, 07:06pm until August 9, 10:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory August 9, 07:06pm until August 9, 10:00pm

    NOW until 10:00pm Sun

    Heat Advisory

  • Tonight

    Low: 63 °F

    Clear

  • Monday

    Monday: Patchy smoke between 9am and 3pm. Sunny and hot, with a high near 99. Calm wind becoming south around 6 mph in the afternoon.

    High: 99 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. Light and variable wind.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Calm wind becoming south around 6 mph in the afternoon.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 61. South wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 63. Calm wind becoming north around 5 mph.
Monday
Patchy smoke between 9am and 3pm. Sunny and hot, with a high near 99. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 63. Light and variable wind.
Tuesday
Sunny and hot, with a high near 96. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Clear, with a low around 61. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 90.
Thursday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 59.
Friday
A slight chance of rain after 11am. Mostly sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Dunsmuir CA
 41.15°N 122.31°W (Elev. 1998 ft)
2:01 pm PDT Aug 9, 2026
7pm PDT Aug 9, 2026-6pm PDT Aug 16, 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