Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

81°F

27°C

Humidity 47%
Wind Speed NNW 4 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 19 Mar 07:47 PM PDT
Extended Forecast for

6 Miles SE Milpitas CA

Heat Advisory March 19, 08:17pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 08:17pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 62 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 92. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 59. Light and variable wind.

    Low: 59 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. West northwest wind 5 to 10 mph becoming light west  after midnight.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 62. Light and variable wind.
Friday
Sunny, with a high near 92. Calm wind becoming west northwest around 6 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 59. Light and variable wind.
Saturday
Mostly sunny, with a high near 82. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. West northwest wind 5 to 10 mph becoming light west after midnight.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Milpitas CA
 37.39°N 121.82°W (Elev. 381 ft)
2:37 pm PDT Mar 19, 2026
8pm PDT Mar 19, 2026-6pm PDT Mar 26, 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