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

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, San Jose International Airport (KSJC)

Lat: 37.35917°NLon: 121.92417°WElev: 59.0ft.

Clear

73°F

23°C

Humidity 56%
Wind Speed NNW 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Mar 09:00 PM PDT
Extended Forecast for

San Jose International Airport CA

Heat Advisory March 19, 09:19pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 09:19pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 92. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Light west wind becoming northwest 6 to 11 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. West northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

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

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Friday Night
Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 80. Light west wind becoming northwest 6 to 11 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 51. West northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Jose International Airport CA
 37.35°N 121.93°W (Elev. 66 ft)
Last Update:
2:37 pm PDT Mar 19, 2026
Forecast Valid:
9pm PDT Mar 19, 2026-6pm PDT Mar 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation