Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Hazardous Weather Conditions

Current conditions at

LYONS VALLEY (COWC1)

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

NA

73°F

23°C

Humidity 49%
Wind Speed WNW 16 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 12 Jul 10:01 PM PDT
Extended Forecast for

9 Miles N Lakeport CA

Heat Advisory July 12, 10:58pm until July 13, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 12, 10:58pm until July 13, 11:00pm

    NOW until 11:00pm Sun

    Heat Advisory

  • Tonight

    Low: 61 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 63. West northwest wind 5 to 10 mph becoming light  in the evening.

    Low: 63 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 100. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 61. West northwest wind 8 to 13 mph becoming light  in the evening. Winds could gust as high as 21 mph.

    Low: 61 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Calm wind becoming south southwest 5 to 9 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 61. West northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny and hot, with a high near 99. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
Clear, with a low around 63. West northwest wind 5 to 10 mph becoming light in the evening.
Monday
Sunny and hot, with a high near 100. Calm wind becoming west 5 to 8 mph in the afternoon.
Monday Night
Clear, with a low around 61. West northwest wind 8 to 13 mph becoming light in the evening. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 93. Calm wind becoming south southwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 89.
Thursday Night
Clear, with a low around 54.
Friday
Sunny, with a high near 91.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 94.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Lakeport CA
 39.18°N 122.96°W (Elev. 1391 ft)
10:43 pm PDT Jul 12, 2025
10pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
 
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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