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

39°F

4°C

Humidity 45%
Wind Speed NE 6 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 16 Apr 05:01 AM PDT
Extended Forecast for

10 Miles NNW Lakeport CA

Freeze Warning April 17, 12:00am until April 17, 09:00am
Freeze Warning April 16, 05:37am until April 16, 09:00am
Click here for hazard details and duration
Freeze Warning
...
  •  
    Freeze Warning April 16, 05:37am until April 16, 09:00am

    NOW until 9:00am Thu

    Freeze Warning

  • Today

    High: 65 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Clear, with a low around 34. North northwest wind 5 to 7 mph.

    Low: 34 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 71. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 71 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. West wind around 6 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain. Mostly cloudy, with a high near 64. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Today
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 65. North northwest wind 3 to 8 mph.
Tonight
Clear, with a low around 34. North northwest wind 5 to 7 mph.
Friday
Sunny, with a high near 71. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 42. West wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 73. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph becoming calm in the evening.
Sunday
A 40 percent chance of rain. Mostly cloudy, with a high near 64. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
Rain likely. Mostly cloudy, with a high near 55.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 58.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Lakeport CA
 39.17°N 122.98°W (Elev. 1998 ft)
Last Update:
2:10 am PDT Apr 16, 2026
Forecast Valid:
5am PDT Apr 16, 2026-6pm PDT Apr 22, 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