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

30°F

-1°C

Humidity 91%
Wind Speed ENE 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 20 Feb 08:01 AM PST
Extended Forecast for

3 Miles NE Hopland CA

Cold Weather Advisory until February 20, 09:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory until February 20, 09:00am

    NOW until 9:00am Fri

    Cold Weather Advisory

  • Today

    High: 48 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 35. East southeast wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 44. Breezy, with a southeast wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Rain and
    Breezy

  • Sunday

    Sunday: Rain. High near 54. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 54 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 49. Southeast wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Rain

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain. Cloudy, with a low around 51.

    Low: 51 °F

    Rain

Detailed Forecast

Today
Partly sunny, with a high near 48. Calm wind becoming south around 6 mph in the afternoon.
Tonight
A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 35. East southeast wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 44. Breezy, with a southeast wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 54. South southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain. Low around 49. Southeast wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Cloudy, with a low around 51.
Tuesday
Rain. Cloudy, with a high near 57.
Tuesday Night
Rain likely. Cloudy, with a low around 44.
Wednesday
A chance of rain. Mostly cloudy, with a high near 60.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 45.
Thursday
A chance of rain. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Hopland CA
 39°N 123.08°W (Elev. 988 ft)
Last Update:
1:10 am PST Feb 20, 2026
Forecast Valid:
8am PST Feb 20, 2026-6pm PST Feb 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation