Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

71°F

22°C

Humidity 50%
Wind Speed S 5 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 30 Jun 10:53 AM PDT
Extended Forecast for

San Jose International Airport CA

  • Today

    Today: Sunny, with a high near 81. Light and variable wind becoming west 6 to 11 mph in the afternoon.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Northwest wind 9 to 11 mph becoming south southeast in the evening.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77. South southeast wind 7 to 9 mph becoming southwest in the afternoon.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. West wind 10 to 13 mph becoming south after midnight.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Southwest wind 7 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 81. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Tonight
Mostly clear, with a low around 56. Northwest wind 9 to 11 mph becoming south southeast in the evening.
Wednesday
Sunny, with a high near 77. South southeast wind 7 to 9 mph becoming southwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 56. West wind 10 to 13 mph becoming south after midnight.
Thursday
Mostly sunny, with a high near 75. Southwest wind 7 to 10 mph.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 58.
Independence Day
Mostly sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose International Airport CA
 37.35°N 121.93°W (Elev. 66 ft)
8:41 am PDT Jun 30, 2026
11am PDT Jun 30, 2026-6pm PDT Jul 6, 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