Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

88°F

31°C

Humidity 23%
Wind Speed NW 9 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 26 Aug 05:47 PM PDT
Extended Forecast for

Mount Hamilton CA

  • Tonight

    Tonight: Clear, with a low around 72. West wind 5 to 8 mph becoming north after midnight.

    Low: 72 °F

    Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 11am.  Increasing clouds, with a high near 85. North northwest wind 5 to 9 mph becoming west in the afternoon.

    High: 85 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 72. Calm wind becoming east southeast around 6 mph.

    Low: 72 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers, mainly before 11am.  Cloudy through mid morning, then gradual clearing, with a high near 78. West wind 5 to 7 mph becoming calm.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. West wind 3 to 7 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 72. West wind 5 to 8 mph becoming north after midnight.
Thursday
A 20 percent chance of showers after 11am. Increasing clouds, with a high near 85. North northwest wind 5 to 9 mph becoming west in the afternoon.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 72. Calm wind becoming east southeast around 6 mph.
Friday
A 30 percent chance of showers, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 78. West wind 5 to 7 mph becoming calm.
Friday Night
Mostly clear, with a low around 62. West wind 3 to 7 mph.
Saturday
Sunny, with a high near 76.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
A slight chance of showers. Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
1:26 pm PDT Aug 26, 2026
6pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database