Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Clear

81°F

27°C

Humidity 44%
Wind Speed NW 11 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 28 Jul 05:50 PM PDT
Extended Forecast for

5 Miles SSW Mount Hamilton CA

  • Tonight

    Tonight: Clear, with a low around 53. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 54. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55. West northwest wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 20 mph.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Tonight
Clear, with a low around 53. Northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 90. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Wednesday Night
Clear, with a low around 54. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 91. Calm wind becoming west 5 to 8 mph in the afternoon.
Thursday Night
Clear, with a low around 55. West northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 94.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 93.
Saturday Night
Clear, with a low around 56.
Sunday
Sunny, with a high near 92.
Sunday Night
Clear, with a low around 55.
Monday
Sunny, with a high near 91.
Monday Night
Clear, with a low around 56.
Tuesday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Mount Hamilton CA
 37.28°N 121.68°W (Elev. 1138 ft)
1:26 pm PDT Jul 28, 2026
6pm PDT Jul 28, 2026-6pm PDT Aug 4, 2026
 
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Additional Resources

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National Digital Forecast Database