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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

70°F

21°C

Humidity 33%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 07 Jul 07:01 AM PDT
Extended Forecast for

4 Miles WSW Lakeport CA

  • Today

    Today: Sunny, with a high near 80. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 57. North northwest wind 7 to 10 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. Northwest wind 9 to 11 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 80. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 57. North northwest wind 7 to 10 mph.
Wednesday
Sunny, with a high near 82. Calm wind becoming west 5 to 9 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61. Northwest wind 9 to 11 mph.
Thursday
Sunny, with a high near 85. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lakeport CA
 39.04°N 123°W (Elev. 2388 ft)
Last Update:
2:10 am PDT Jul 7, 2026
Forecast Valid:
8am PDT Jul 7, 2026-6pm PDT Jul 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation