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

Heavy Rainfall Across South Texas and the Northeast; Thunderstorms in the Southern Appalachians and Rio Grande Valley

Widespread showers and thunderstorms producing heavy rain may bring flooding to South Texas and parts of the Northeast U.S. tonight into Friday morning. Scattered severe thunderstorms with damaging gusts and large hail are expected over parts of the southern Appalachians, and Rio Grande Valley of Texas into Friday morning. Read More >

Current conditions at

LYONS VALLEY (COWC1)

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

NA

61°F

16°C

Humidity 29%
Wind Speed WNW 17 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 08 May 09:01 PM PDT
Extended Forecast for

11 Miles NNW Lakeport CA

  • Tonight

    Tonight: Mostly clear, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. North wind 3 to 8 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68. West wind 6 to 13 mph, with gusts as high as 25 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of rain after 11pm. Partly cloudy, with a low around 41. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance Rain

  • Monday

    Monday: A chance of rain. Partly sunny, with a high near 56.

    High: 56 °F

    Chance Rain

  • Monday Night

    Monday Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 86. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 51. North wind 3 to 8 mph.
Saturday
Sunny, with a high near 84. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 47. Northwest wind 8 to 11 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 68. West wind 6 to 13 mph, with gusts as high as 25 mph.
Sunday Night
A 40 percent chance of rain after 11pm. Partly cloudy, with a low around 41. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain. Partly sunny, with a high near 56.
Monday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 39.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Lakeport CA
 39.2°N 122.96°W (Elev. 1555 ft)
Last Update:
2:52 pm PDT May 8, 2025
Forecast Valid:
9pm PDT May 8, 2025-6pm PDT May 15, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation