Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

85°F

29°C

Humidity 11%
Wind Speed W 9 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Heat Index82°F (28°C)
Last update 10 Sep 11:01 AM PDT
Extended Forecast for

8 Miles SE Potter Valley CA

  • Today

    Today: Mostly sunny, with a high near 91. West wind 8 to 11 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Northwest wind 5 to 11 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. West wind 5 to 11 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. Northwest wind 6 to 10 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68. West wind 6 to 11 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46. West northwest wind 7 to 11 mph.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 91. West wind 8 to 11 mph.
Tonight
Mostly clear, with a low around 61. Northwest wind 5 to 11 mph.
Friday
Sunny, with a high near 84. West wind 5 to 11 mph.
Friday Night
Mostly clear, with a low around 54. Northwest wind 6 to 10 mph.
Saturday
Sunny, with a high near 68. West wind 6 to 11 mph.
Saturday Night
Mostly clear, with a low around 46. West northwest wind 7 to 11 mph.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Potter Valley CA
 39.24°N 123°W (Elev. 2900 ft)
10:05 am PDT Sep 10, 2026
11am PDT Sep 10, 2026-6pm PDT Sep 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database