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Check Water Temperatures Before Your River Visit

Water temperatures below 70 degrees causes you to lose breathing & muscle control which can lead to drowning. The colder the water the more extreme the impacts. Enjoy the river by staying dry when water is cold. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

77°F

25°C

Humidity 21%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Heat Index77°F (25°C)
Last update 10 Jul 07:01 AM PDT
Extended Forecast for

4 Miles SE Hopland CA

  • Today

    Today: Sunny, with a high near 86. West northwest wind 6 to 8 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 53. North wind 3 to 8 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 89. West northwest wind around 6 mph.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. North wind 5 to 8 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 92. Light and variable wind becoming west southwest around 6 mph in the afternoon.

    High: 92 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60. West wind 5 to 7 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 86. West northwest wind 6 to 8 mph.
Tonight
Increasing clouds, with a low around 53. North wind 3 to 8 mph.
Saturday
Mostly sunny, with a high near 89. West northwest wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 56. North wind 5 to 8 mph.
Sunday
Partly sunny, with a high near 92. Light and variable wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 60. West wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Hopland CA
 38.91°N 123.09°W (Elev. 968 ft)
Last Update:
2:10 am PDT Jul 10, 2026
Forecast Valid:
8am PDT Jul 10, 2026-6pm PDT Jul 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation