National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

LYONS VALLEY (COWC1)

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

NA

54°F

12°C

Humidity 47%
Wind Speed W 10 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 16 Apr 06:01 PM PDT
Extended Forecast for

11 Miles NNW Lakeport CA

Freeze Warning April 17, 02:00am until April 17, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Clear, with a low around 31. North wind 7 to 9 mph.

    Low: 31 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 71. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. West northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 66. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 66 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: Rain. Mostly cloudy, with a high near 59.

    High: 59 °F

    Rain

  • Monday Night

    Monday Night: Rain likely. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Tonight
Clear, with a low around 31. North wind 7 to 9 mph.
Friday
Sunny, with a high near 71. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 39. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 74. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43. Southwest wind 5 to 7 mph becoming calm in the evening.
Sunday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 66. Calm wind becoming south 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. Mostly cloudy, with a high near 59.
Monday Night
Rain likely. Mostly cloudy, with a low around 40.
Tuesday
Rain likely. Mostly cloudy, with a high near 57.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Partly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Lakeport CA
 39.2°N 122.96°W (Elev. 1555 ft)
Last Update:
2:10 pm PDT Apr 16, 2026
Forecast Valid:
6pm PDT Apr 16, 2026-6pm PDT Apr 23, 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