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

Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

48°F

9°C

Humidity 81%
Wind Speed ESE 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 13 Mar 05:35 AM PDT
Extended Forecast for

Santa Clara CA

  • Today

    Today: Mostly sunny, with a high near 77. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 47. North northwest wind around 6 mph becoming calm in the evening.

    Low: 47 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 50. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 83. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 77. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 47. North northwest wind around 6 mph becoming calm in the evening.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 76. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Saturday Night
Increasing clouds, with a low around 50. Northwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 83. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 90.
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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:
1:26 am PDT Mar 13, 2026
Forecast Valid:
5am PDT Mar 13, 2026-6pm PDT Mar 19, 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