Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

63°F

17°C

Humidity 59%
Wind Speed WNW 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 Mar 09:55 PM PDT
Extended Forecast for

11 Miles N Mount Hamilton CA

  • Tonight

    Tonight: Mostly clear, with a low around 52. West wind around 9 mph.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69. North wind 7 to 9 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. West southwest wind around 9 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70. West wind around 10 mph, with gusts as high as 18 mph.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54. West southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 52. West wind around 9 mph.
Sunday
Sunny, with a high near 69. North wind 7 to 9 mph.
Sunday Night
Mostly clear, with a low around 53. West southwest wind around 9 mph.
Monday
Sunny, with a high near 70. West wind around 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 54. West southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Mount Hamilton CA
 37.5°N 121.68°W (Elev. 3465 ft)
8:26 pm PDT Mar 21, 2026
11pm PDT Mar 21, 2026-6pm PDT Mar 28, 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