Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

46°F

8°C

Humidity 100%
Wind Speed SE 14 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 16 Nov 06:01 PM PST
Extended Forecast for

5 Miles NE Hopland CA

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 1am, then a chance of showers.  Low around 43. Windy, with a south wind 18 to 23 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 43 °F

    Showers and
    Windy

  • Monday

    Monday: Showers likely, mainly before 4pm.  Mostly cloudy, with a high near 46. Windy, with a west northwest wind 21 to 23 mph, with gusts as high as 38 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Showers
    Likely and
    Windy

  • Monday Night

    Monday Night: A 20 percent chance of showers before 10pm.  Partly cloudy, with a low around 42. Breezy, with a north northwest wind 8 to 16 mph, with gusts as high as 26 mph.

    Low: 42 °F

    Slight Chance
    Showers and
    Breezy then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50. West northwest wind 6 to 10 mph.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. North wind 6 to 8 mph.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of rain after 4pm.  Mostly sunny, with a high near 49. East wind around 5 mph becoming south southeast in the morning.

    High: 49 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm.  Mostly cloudy, with a low around 44. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 43. Windy, with a south wind 18 to 23 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers likely, mainly before 4pm. Mostly cloudy, with a high near 46. Windy, with a west northwest wind 21 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 42. Breezy, with a north northwest wind 8 to 16 mph, with gusts as high as 26 mph.
Tuesday
Sunny, with a high near 50. West northwest wind 6 to 10 mph.
Tuesday Night
Mostly clear, with a low around 44. North wind 6 to 8 mph.
Wednesday
A 30 percent chance of rain after 4pm. Mostly sunny, with a high near 49. East wind around 5 mph becoming south southeast in the morning.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 47.
Thursday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Hopland CA
 39.01°N 123.03°W (Elev. 2598 ft)
1:27 pm PST Nov 16, 2025
7pm PST Nov 16, 2025-6pm PST Nov 23, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database