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

72°F

22°C

Humidity 56%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Mar 09:57 PM PDT
Extended Forecast for

San Jose CA

Heat Advisory March 20, 02:16am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 02:16am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. Northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 61. Calm wind.
Friday
Sunny, with a high near 93. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 58. Light and variable wind.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 50. Northwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose CA
 37.29°N 121.86°W (Elev. 157 ft)
2:07 am PDT Mar 20, 2026
2am PDT Mar 20, 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