Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

51°F

11°C

Humidity 57%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 28 Dec 03:01 PM PST
Extended Forecast for

Lakeport CA

  • Tonight

    Tonight: Patchy fog after 10pm.  Otherwise, increasing clouds, with a low around 33. Calm wind.

    Low: 33 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 59. Light east wind.

    High: 59 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 60. Light east wind.

    High: 60 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Light east northeast wind.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 4pm.  Partly sunny, with a high near 57. Light east wind.

    High: 57 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm.  Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain Likely

  • New Year's Day

    New Year's Day: Rain likely.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Rain

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 33. Calm wind.
Monday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 59. Light east wind.
Monday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 36. Calm wind.
Tuesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60. Light east wind.
Tuesday Night
Partly cloudy, with a low around 39. Light east northeast wind.
Wednesday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 57. Light east wind.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
New Year's Day
Rain likely. Mostly cloudy, with a high near 52.
Thursday Night
Rain. Mostly cloudy, with a low around 44.
Friday
Rain likely. Mostly cloudy, with a high near 54.
Friday Night
Rain likely. Mostly cloudy, with a low around 42.
Saturday
Rain likely. Mostly cloudy, with a high near 52.
Saturday Night
Rain likely. Mostly cloudy, with a low around 40.
Sunday
Rain likely. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Lakeport CA
 39.05°N 122.92°W (Elev. 1388 ft)
1:10 pm PST Dec 28, 2025
3pm PST Dec 28, 2025-6pm PST Jan 4, 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