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

73°F

23°C

Humidity 29%
Wind Speed W 12 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 21 May 07:01 PM PDT
Extended Forecast for

9 Miles N Lakeport CA

  • Tonight

    Tonight: Clear, with a low around 55. West northwest wind 5 to 9 mph becoming light north northwest  in the evening.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 91. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. West wind 5 to 9 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. South southwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Tonight
Clear, with a low around 55. West northwest wind 5 to 9 mph becoming light north northwest in the evening.
Friday
Sunny, with a high near 91. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 52. West wind 5 to 9 mph becoming calm in the evening.
Saturday
Sunny, with a high near 84. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 48. South southwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Sunny, with a high near 84. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 46.
Memorial Day
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 43. Breezy.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Lakeport CA
 39.18°N 122.96°W (Elev. 1391 ft)
2:10 pm PDT May 21, 2026
7pm PDT May 21, 2026-6pm PDT May 28, 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