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

Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. 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 26%
Wind Speed NW 13 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 16 Apr 05:50 PM PDT
Extended Forecast for

Mount Hamilton CA

  • Tonight

    Tonight: Clear, with a low around 40. North wind 14 to 17 mph, with gusts as high as 31 mph.

    Low: 40 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 60. Northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. North wind 3 to 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49. Southwest wind 3 to 6 mph.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Monday

    Monday: A chance of rain. Partly sunny, with a high near 57.

    High: 57 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

Detailed Forecast

Tonight
Clear, with a low around 40. North wind 14 to 17 mph, with gusts as high as 31 mph.
Friday
Sunny, with a high near 60. Northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 45. North wind 3 to 7 mph.
Saturday
Mostly sunny, with a high near 66. Calm wind becoming south southeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 49. Southwest wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 64.
Sunday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 46.
Monday
A chance of rain. Partly sunny, with a high near 57.
Monday Night
A chance of rain. Mostly cloudy, with a low around 45.
Tuesday
Rain likely before 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 52.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 60.
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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:
1:26 pm PDT Apr 16, 2026
Forecast Valid:
6pm PDT Apr 16, 2026-6pm PDT Apr 23, 2026
 
Forecast Discussion
 
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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