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

N/A

Humidity 99%
Wind Speed ESE 13 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 21 Feb 04:01 AM PST
Extended Forecast for

4 Miles SE Hopland CA

Flood Advisory February 24, 11:43pm until February 25, 01:00am
Click here for hazard details and duration
Flood Advisory
  •  
    Flood Advisory February 24, 11:43pm until February 25, 01:00am

    NOW until 1:00am Wed

    Flood Advisory

  • Tonight

    Low: 52 °F

    Scattered
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Isolated showers before 7am. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 65. Calm wind. Chance of precipitation is 10%.

    High: 65 °F

    Isolated
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Patchy fog before 10pm, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 70. Calm wind.

    High: 70 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 73. Calm wind.

    High: 73 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A chance of rain, mainly after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66.

    High: 66 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Tonight
Scattered showers, mainly before 4am. Patchy fog after 4am. Otherwise, cloudy, with a low around 52. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 50%.
Wednesday
Isolated showers before 7am. Patchy fog before 1pm. Otherwise, mostly cloudy, with a high near 65. Calm wind. Chance of precipitation is 10%.
Wednesday Night
Patchy fog before 10pm, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 44. Calm wind.
Thursday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 70. Calm wind.
Thursday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Calm wind.
Friday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 73. Calm wind.
Friday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 51.
Saturday
A chance of rain, mainly after 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 66.
Saturday Night
A chance of rain, mainly before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 46.
Sunday
A chance of rain, mainly after 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 64.
Sunday Night
A chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 44.
Monday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 72.
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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:
11:13 pm PST Feb 24, 2026
Forecast Valid:
11pm PST Feb 24, 2026-6pm PST Mar 3, 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