Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

72°F

22°C

Humidity 28%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 09 Sep 12:01 AM PDT
Extended Forecast for

Hopland CA

  • Overnight

    Overnight: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 99. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West northwest wind 6 to 11 mph becoming light and variable  in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 99. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. West northwest wind 8 to 13 mph becoming light northwest  after midnight. Winds could gust as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. Light north northwest wind becoming west northwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Breezy.

    High: 76 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. Breezy.

    Low: 46 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 52. Calm wind.
Wednesday
Sunny and hot, with a high near 99. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. West northwest wind 6 to 11 mph becoming light and variable in the evening.
Thursday
Mostly sunny and hot, with a high near 99. Light and variable wind becoming west northwest 6 to 11 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 55. West northwest wind 8 to 13 mph becoming light northwest after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 90. Light north northwest wind becoming west northwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 76. Breezy.
Saturday Night
Mostly clear, with a low around 46. Breezy.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Hopland CA
 38.97°N 123.1°W (Elev. 577 ft)
10:42 pm PDT Sep 8, 2026
1am PDT Sep 9, 2026-6pm PDT Sep 15, 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