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

49°F

9°C

Humidity 83%
Wind Speed NW 14 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 25 Mar 08:01 PM PDT
Extended Forecast for

4 Miles NNW Hopland CA

Frost Advisory March 26, 02:00am until March 26, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 39. North northwest wind around 10 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. North northwest wind 5 to 8 mph.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. North northwest wind 5 to 7 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. Light and variable wind becoming east northeast around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. West wind 5 to 7 mph becoming light and variable in the evening.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 82. North northeast wind 5 to 8 mph becoming west northwest in the afternoon.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. North northwest wind around 10 mph.
Thursday
Mostly sunny, with a high near 79. North northwest wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 40. North northwest wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 84. Light and variable wind becoming east northeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 44. West wind 5 to 7 mph becoming light and variable in the evening.
Saturday
Sunny, with a high near 82. North northeast wind 5 to 8 mph becoming west northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 51.
Monday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 71.
Monday Night
Rain likely. Mostly cloudy, with a low around 47.
Tuesday
Rain likely. Mostly cloudy, with a high near 63.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 44.
Wednesday
Rain. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Hopland CA
 39.03°N 123.15°W (Elev. 597 ft)
Last Update:
2:10 pm PDT Mar 25, 2026
Forecast Valid:
8pm PDT Mar 25, 2026-6pm PDT Apr 1, 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