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

Tropical Moisture Will Bring Heavy to Excessive Rainfall with Possible Flooding This Week

Tropical moisture from the remnants of Odalys and Hurricane Polo will surge over the southwest into the central U.S. this week with several days of heavy to excessive rainfall which may bring limited to considerable flooding. Flood Watches have been issued through Wednesday in the southwest U.S. and moderate risk outlooks have been issued today through Thursday. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

70°F

21°C

Humidity 46%
Wind Speed NW 8 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 28 Sep 01:00 PM PDT
Extended Forecast for

Santa Clara CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. North northwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 77 °F

    Sunny

  • Tonight

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

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Light and variable wind becoming north northwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. North northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Thursday Night

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

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 77. North northwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 55. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 85. Light and variable wind becoming north northwest 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 58. North northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 88.
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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:
11:26 am PDT Sep 28, 2026
Forecast Valid:
1pm PDT Sep 28, 2026-6pm PDT Oct 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation