Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

53°F

12°C

Humidity 100%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 29 Sep 05:01 PM PDT
Extended Forecast for

3 Miles NE Hopland CA

  • This Afternoon

    This Afternoon: Rain likely.  Cloudy, with a high near 67. South wind around 7 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Rain Likely

  • Tonight

    Tonight: Rain likely, mainly before 11pm.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 52. South wind 5 to 7 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
    and Patchy
    Fog

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 11am.  Patchy fog before 8am.  Otherwise, partly sunny, with a high near 69. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 69 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: Showers, mainly after 11pm.  Low around 54. South wind 5 to 7 mph becoming calm  after midnight.  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 67. South wind 3 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 67 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 47. Southwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 47 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Rain likely. Cloudy, with a high near 67. South wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain likely, mainly before 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 52. South wind 5 to 7 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. Patchy fog before 8am. Otherwise, partly sunny, with a high near 69. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Showers, mainly after 11pm. Low around 54. South wind 5 to 7 mph becoming calm after midnight. 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 67. South wind 3 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 47. Southwest wind 5 to 9 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 77.
Friday Night
Clear, with a low around 51.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Hopland CA
 39°N 123.08°W (Elev. 988 ft)
11:18 am PDT Sep 29, 2025
5pm PDT Sep 29, 2025-6pm PDT Oct 6, 2025
 
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Additional Resources

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