Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

DIABLO GRANDE (DBLC1)

Lat: 37.32927°NLon: 121.29538°WElev: 1861.0ft.

NA

77°F

25°C

Humidity 31%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Heat Index78°F (26°C)
Last update 04 Aug 01:00 AM PDT
Extended Forecast for

14 Miles NE Mount Hamilton CA

  • Overnight

    Overnight: Clear, with a low around 61. South southwest wind around 5 mph.

    Low: 61 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Light and variable wind becoming east 5 to 7 mph in the morning.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 67. Southwest wind 3 to 5 mph.

    Low: 67 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. Light and variable wind becoming east northeast around 6 mph in the afternoon.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 66. North northwest wind around 5 mph becoming light and variable  in the evening.

    Low: 66 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 68.

    Low: 68 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

Detailed Forecast

Overnight
Clear, with a low around 61. South southwest wind around 5 mph.
Tuesday
Sunny, with a high near 93. Light and variable wind becoming east 5 to 7 mph in the morning.
Tuesday Night
Clear, with a low around 67. Southwest wind 3 to 5 mph.
Wednesday
Sunny, with a high near 92. Light and variable wind becoming east northeast around 6 mph in the afternoon.
Wednesday Night
Clear, with a low around 66. North northwest wind around 5 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 92.
Thursday Night
Clear, with a low around 68.
Friday
Sunny, with a high near 93.
Friday Night
Clear, with a low around 70.
Saturday
Sunny, with a high near 95.
Saturday Night
Clear, with a low around 69.
Sunday
Sunny, with a high near 92.
Sunday Night
Clear, with a low around 63.
Monday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NE Mount Hamilton CA
 37.49°N 121.48°W (Elev. 2799 ft)
11:31 pm PDT Aug 3, 2026
1am PDT Aug 4, 2026-6pm PDT Aug 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database