Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

LYONS VALLEY (COWC1)

Lat: 39.12583°NLon: 123.07333°WElev: 3355.0ft.

NA

99°F

37°C

Humidity 13%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Heat Index94°F (34°C)
Last update 03 Aug 03:01 PM PDT
Extended Forecast for

6 Miles NNE Hopland CA

Heat Advisory until August 4, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 4, 11:00pm

    NOW until 11:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. North northwest wind 3 to 8 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. East wind around 6 mph becoming south in the afternoon.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. West wind 5 to 7 mph becoming calm  after midnight.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 72. Southwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 72 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 94. Calm wind.
Tonight
Mostly clear, with a low around 77. North northwest wind 3 to 8 mph.
Tuesday
Sunny, with a high near 92. East wind around 6 mph becoming south in the afternoon.
Tuesday Night
Mostly clear, with a low around 74. West wind 5 to 7 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 89. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
Clear, with a low around 72. Southwest wind 5 to 9 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 90.
Thursday Night
Clear, with a low around 75.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 92.
Saturday Night
Clear, with a low around 74.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Hopland CA
 39.05°N 123.07°W (Elev. 3386 ft)
2:10 pm PDT Aug 3, 2026
3pm PDT Aug 3, 2026-6pm PDT Aug 10, 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