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

Severe Thunderstorms in the Northeast and Northern Plains; Critical Fire Weather in the West

Scattered severe thunderstorms capable of damaging wind gusts and hail are forecast across the Northeast U.S. and North Dakota today. Heavy to excessive rainfall is possible over eastern New Mexico into western Texas and over the western Florida peninsula today. Critical fire weather conditions will persist today over parts of the interior Northwest and Great Basin. Read More >

Current conditions at

Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)

Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.

NA

72°F

22°C

Humidity 26%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 03 Jul 11:05 AM PDT
Extended Forecast for

4 Miles SSE Clayton CA

  • Today

    Today: Sunny, with a temperature falling to around 69 by 5pm. Southwest wind 10 to 17 mph, with gusts as high as 25 mph.

    High: 73 °F⇓

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. West southwest wind around 15 mph, with gusts as high as 29 mph.

    Low: 58 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 65. West southwest wind 14 to 18 mph, with gusts as high as 23 mph.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. West southwest wind 10 to 17 mph, with gusts as high as 22 mph.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70. Southwest wind 9 to 14 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Sunny, with a temperature falling to around 69 by 5pm. Southwest wind 10 to 17 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 58. West southwest wind around 15 mph, with gusts as high as 29 mph.
Independence Day
Sunny, with a high near 65. West southwest wind 14 to 18 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 57. West southwest wind 10 to 17 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 70. Southwest wind 9 to 14 mph.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 74.
Sunday Night
Clear, with a low around 59.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Clayton CA
 37.87°N 121.92°W (Elev. 2818 ft)
Last Update:
2:32 am PDT Jul 3, 2025
Forecast Valid:
11am PDT Jul 3, 2025-6pm PDT Jul 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation