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

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

45°F

7°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 05 Feb 05:53 AM PST
Extended Forecast for

Santa Clara CA

  • Today

    Today: Sunny, with a high near 76. Light and variable wind.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 71. Light and variable wind.

    High: 71 °F

    Partly Sunny

  • Friday Night

    Friday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 69. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 69 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 45.

    Low: 45 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 68.

    High: 68 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain after 10pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 62.

    High: 62 °F

    Patchy Fog
    then Mostly
    Cloudy

Detailed Forecast

Today
Sunny, with a high near 76. Light and variable wind.
Tonight
Mostly cloudy, with a low around 50. Calm wind.
Friday
Partly sunny, with a high near 71. Light and variable wind.
Friday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 46. Calm wind.
Saturday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 69. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 45.
Sunday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 68.
Sunday Night
A slight chance of rain after 10pm. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 47.
Monday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 62.
Monday Night
A slight chance of rain. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 41.
Tuesday
A chance of rain. Areas of fog. Otherwise, partly sunny, with a high near 59.
Tuesday Night
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 58.
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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:
1:47 am PST Feb 5, 2026
Forecast Valid:
6am PST Feb 5, 2026-6pm PST Feb 11, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation