Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

51°F

11°C

Humidity 34%
Wind Speed NW 11 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 31 Jan 11:01 PM PST
Extended Forecast for

2 Miles SSE Lakeport CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind.

    High: 63 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. West southwest wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Calm wind.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind.
Sunday Night
Mostly clear, with a low around 34. West southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 67. Light and variable wind.
Monday Night
Mostly clear, with a low around 41. Calm wind.
Tuesday
Sunny, with a high near 70. Calm wind.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Lakeport CA
 39.01°N 122.91°W (Elev. 1391 ft)
1:10 pm PST Jan 31, 2026
11pm PST Jan 31, 2026-6pm PST Feb 7, 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