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

41°F

5°C

Humidity 100%
Wind Speed WNW 6 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 16 Apr 12:01 AM PDT
Extended Forecast for

5 Miles SE Hopland CA

Freeze Warning until April 16, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until April 16, 09:00am

    NOW until 9:00am Thu

    Freeze Warning

  • Overnight

    Low: 36 °F

    Patchy Frost

  • Thursday

    Thursday: Patchy frost before 8am. Otherwise, sunny, with a high near 67. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 67 °F

    Patchy Frost
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. Northwest wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. West wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Calm wind becoming south around 6 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance Rain

Detailed Forecast

Overnight
Patchy frost after 5am. Otherwise, mostly clear, with a low around 36. North northwest wind around 8 mph.
Thursday
Patchy frost before 8am. Otherwise, sunny, with a high near 67. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 39. Northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 43. West wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 74. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Mostly cloudy, with a high near 65.
Sunday Night
Rain likely. Mostly cloudy, with a low around 46.
Monday
Rain likely. Mostly cloudy, with a high near 58.
Monday Night
Rain likely. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Partly sunny, with a high near 61.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SE Hopland CA
 38.91°N 123.06°W (Elev. 889 ft)
Last Update:
11:38 pm PDT Apr 15, 2026
Forecast Valid:
12am PDT Apr 16, 2026-6pm PDT Apr 22, 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