Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

82°F

28°C

Humidity 34%
Wind Speed N 0 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 09 Sep 09:55 PM PDT
Extended Forecast for

3 Miles W Mount Hamilton CA

Heat Advisory September 9, 10:23pm until September 10, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 9, 10:23pm until September 10, 10:00pm

    NOW until 10:00pm Thu

    Heat Advisory

  • Tonight

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Northwest wind around 6 mph becoming calm  after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 55. West northwest wind 5 to 7 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 55 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 78. Light north wind.
Thursday
Sunny, with a high near 91. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Mostly clear, with a low around 60. Northwest wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 84. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Clear, with a low around 55. West northwest wind 5 to 7 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Sunny, with a high near 75.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Mount Hamilton CA
 37.34°N 121.7°W (Elev. 1965 ft)
9:07 pm PDT Sep 9, 2026
10pm PDT Sep 9, 2026-6pm PDT Sep 16, 2026
 
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Additional Resources

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