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

LYONS VALLEY (COWC1)

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

NA

54°F

12°C

Humidity 42%
Wind Speed SSE 3 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 18 Apr 09:01 PM PDT
Extended Forecast for

4 Miles SE Hopland CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 69. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 69 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 46. South southeast wind 5 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance Rain

  • Monday

    Monday: Rain. High near 57. South southeast wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 45. South southeast wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Rain

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain. Partly sunny, with a high near 62.

    High: 62 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 46. Calm wind.
Sunday
Mostly cloudy, with a high near 69. Light south southeast wind becoming south 5 to 10 mph in the morning.
Sunday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 46. South southeast wind 5 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 57. South southeast wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Low around 45. South southeast wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 57. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of rain. Partly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Hopland CA
 38.94°N 123.06°W (Elev. 597 ft)
Last Update:
2:10 pm PDT Apr 18, 2026
Forecast Valid:
9pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation