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Heavy Rainfall and Severe Thunderstorms in the Midwest and Southwest; Heat Continues in the Southern U.S.

Heavy to excessive rainfall could bring flooding today through Thursday across parts of the central Plains into the Midwest and southern Arizona and New Mexico. Scattered strong to severe thunderstorms may impact parts of eastern Nebraska into western Iowa later today into early evening. Heat Advisories remain in place across much of east Texas into the mid-Mississippi Valley today and Tuesday. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

84°F

29°C

Humidity 21%
Wind Speed NW 17 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 14 Sep 03:05 PM PDT
Extended Forecast for

Santa Clara CA

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 56. Northwest wind 5 to 8 mph becoming south after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. West northwest wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 56.

    Low: 56 °F

    Clear then
    Patchy Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, sunny, with a high near 81.

    High: 81 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 55. North northwest wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 81. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Tuesday Night
Increasing clouds, with a low around 56. Northwest wind 5 to 8 mph becoming south after midnight.
Wednesday
Mostly sunny, with a high near 78. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 56. West northwest wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 56.
Friday
Areas of fog before 9am. Otherwise, sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Clara CA
 37.35°N 121.96°W (Elev. 89 ft)
Last Update:
2:36 pm PDT Sep 14, 2026
Forecast Valid:
3pm PDT Sep 14, 2026-6pm PDT Sep 21, 2026
 
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