Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Hazardous Weather Conditions

Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

100°F

38°C

Humidity 21%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Heat Index98°F (37°C)
Last update 13 Jul 12:26 PM PDT
Extended Forecast for

21 Miles NE Lakeport CA

Heat Advisory July 13, 01:06pm until July 14, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 01:06pm until July 14, 11:00pm

    NOW until 11:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 70. West wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 70 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 68. West wind 5 to 10 mph becoming light northwest  after midnight.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Calm wind becoming south southeast 5 to 9 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 89. East wind 6 to 8 mph becoming south.
Tonight
Clear, with a low around 70. West wind 5 to 8 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Clear, with a low around 68. West wind 5 to 10 mph becoming light northwest after midnight.
Tuesday
Sunny, with a high near 84. Calm wind becoming south southeast 5 to 9 mph in the afternoon.
Tuesday Night
Clear, with a low around 63.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Clear, with a low around 61.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 61.
Friday
Sunny, with a high near 81.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NE Lakeport CA
 39.27°N 122.69°W (Elev. 3845 ft)
12:31 pm PDT Jul 13, 2025
1pm PDT Jul 13, 2025-6pm PDT Jul 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database