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

Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

70°F

21°C

Humidity 56%
Wind Speed N 0 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 10 Jul 10:47 AM PDT
Extended Forecast for

Mount Hamilton CA

  • Today

    Today: Sunny, with a high near 79. West wind 5 to 8 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 62. West northwest wind 5 to 7 mph.

    Low: 62 °F

    Clear

  • Saturday

    Saturday: Sunny, then becoming mostly cloudy during the afternoon, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 81. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 81 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 74.

    Low: 74 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 79. West wind 5 to 8 mph.
Tonight
Clear, with a low around 62. West northwest wind 5 to 7 mph.
Saturday
Sunny, then becoming mostly cloudy during the afternoon, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 81. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 74.
Monday
Partly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 68.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
Last Update:
11:27 am PDT Jul 10, 2026
Forecast Valid:
11am PDT Jul 10, 2026-6pm PDT Jul 16, 2026
 
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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