Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

54°F

12°C

Humidity 100%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 29 Sep 06:01 PM PDT
Extended Forecast for

4 Miles NNW Hopland CA

  • Tonight

    Tonight: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 52. South wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Rain Likely
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 11am.  Partly sunny, with a high near 72. Calm wind becoming south 5 to 8 mph in the morning.

    High: 72 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Showers, mainly after 11pm.  Low around 54. Southeast wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 11am.  Mostly cloudy, with a high near 72. Southeast wind 6 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 50. Southwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 50 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

Detailed Forecast

Tonight
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 52. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 40 percent chance of rain, mainly after 11am. Partly sunny, with a high near 72. Calm wind becoming south 5 to 8 mph in the morning.
Tuesday Night
Showers, mainly after 11pm. Low around 54. Southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 72. Southeast wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 50. Southwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 74. Calm wind becoming north northwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 80.
Friday Night
Clear, with a low around 50.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Hopland CA
 39.03°N 123.15°W (Elev. 597 ft)
11:18 am PDT Sep 29, 2025
6pm PDT Sep 29, 2025-6pm PDT Oct 6, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database