National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Hazardous Weather Conditions

Current conditions at

LYONS VALLEY (COWC1)

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

NA

59°F

15°C

Humidity 41%
Wind Speed WSW 9 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 12 Oct 12:01 PM PDT
Extended Forecast for

Lakeport CA

Frost Advisory October 13, 01:00am until October 13, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Columbus Day

    Columbus Day: Sunny, with a high near 69. East wind around 6 mph becoming north.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 52. West wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Columbus Day
Sunny, with a high near 69. East wind around 6 mph becoming north.
Tonight
Mostly clear, with a low around 39. Light and variable wind.
Tuesday
Sunny, with a high near 75. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 48. West northwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 82. Light and variable wind.
Wednesday Night
Clear, with a low around 52. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 88.
Thursday Night
Clear, with a low around 54.
Friday
Sunny, with a high near 87.
Friday Night
Clear, with a low around 53.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lakeport CA
 39.05°N 122.92°W (Elev. 1388 ft)
Last Update:
12:27 pm PDT Oct 12, 2026
Forecast Valid:
12pm PDT Oct 12, 2026-6pm PDT Oct 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation