Areas of Severe Thunderstorms and Heat This Weekend

Severe thunderstorms today may produce damaging winds, large hail, tornadoes, and flooding over parts of the Plains into the Missouri Valley. On Sunday, scattered severe thunderstorms capable of damaging wind gusts are expected across the Mid-Atlantic vicinity. Hazardous heat will continue in the South, Southwest and central California this weekend building across the Pacific Northwest Sunday. 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

81°F

27°C

Humidity 44%
Wind Speed N 5 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 13 Jun 12:35 PM PDT
Extended Forecast for

Santa Clara CA

Heat Advisory June 13, 12:48pm until June 13, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 13, 12:48pm until June 13, 07:00pm

    NOW until 7:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. Northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 89. Northwest wind 3 to 8 mph.
Tonight
Mostly clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Sunny, with a high near 87. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 60. Northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 85. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 57.
Juneteenth
Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Santa Clara CA
 37.35°N 121.96°W (Elev. 89 ft)
11:26 am PDT Jun 13, 2026
12pm PDT Jun 13, 2026-6pm PDT Jun 19, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database