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

96°F

36°C

Humidity 29%
Wind Speed E 3 MPH
Barometer NA
Dewpoint 59°F (15°C)
Visibility NA
Heat Index95°F (35°C)
Last update 13 Jul 11:26 AM PDT
Extended Forecast for

20 Miles NNE Lakeport CA

Heat Advisory July 13, 12:03pm until July 14, 11:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 13, 12:03pm until July 14, 11:00pm

    NOW until 11:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 68. West wind 5 to 10 mph becoming east northeast in the evening.

    Low: 68 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 82. Northeast wind 5 to 7 mph becoming south in the afternoon.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 67. West southwest wind 6 to 11 mph becoming light and variable  after midnight.

    Low: 67 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Light and variable wind becoming south southeast 5 to 10 mph in the morning.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 82. East wind 6 to 9 mph becoming south southwest.
Tonight
Clear, with a low around 68. West wind 5 to 10 mph becoming east northeast in the evening.
Monday
Sunny, with a high near 82. Northeast wind 5 to 7 mph becoming south in the afternoon.
Monday Night
Clear, with a low around 67. West southwest wind 6 to 11 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 77. Light and variable wind becoming south southeast 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 72.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 73.
Friday Night
Clear, with a low around 61.
Saturday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles NNE Lakeport CA
 39.28°N 122.72°W (Elev. 5381 ft)
10:21 am PDT Jul 13, 2025
12pm 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