Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

55°F

13°C

Humidity 33%
Wind Speed E 11 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 21 Jan 11:01 AM PST
Extended Forecast for

8 Miles NNE Hopland CA

  • Today

    Today: Cloudy, with a high near 58. East wind 6 to 8 mph.

    High: 58 °F

    Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 50. Light east southeast wind.

    Low: 50 °F

    Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 59. West northwest wind 5 to 7 mph.

    High: 59 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. North northwest wind around 6 mph becoming northeast after midnight.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy, with a high near 58. East wind 6 to 8 mph.
Tonight
Cloudy, with a low around 50. Light east southeast wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 59. West northwest wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 45. West northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 57. Light and variable wind becoming west around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 43. North northwest wind around 6 mph becoming northeast after midnight.
Saturday
Sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
A slight chance of drizzle. Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Hopland CA
 39.07°N 123.07°W (Elev. 2654 ft)
1:10 am PST Jan 21, 2026
11am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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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