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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Partly Cloudy

64°F

18°C

Humidity 45%
Wind Speed WNW 5 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 Nov 02:00 PM PST
Extended Forecast for

Santa Clara CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. Northwest wind around 6 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, clear, with a low around 44. Calm wind.

    Low: 44 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 65 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am. Otherwise, mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 63.

    High: 63 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 63. Northwest wind around 6 mph.
Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 44. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 43. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 63. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 45.
Monday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 44.
Thanksgiving Day
Mostly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Santa Clara CA
 37.39°N 121.97°W (Elev. 26 ft)
Last Update:
12:33 pm PST Nov 21, 2025
Forecast Valid:
2pm PST Nov 21, 2025-6pm PST Nov 27, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation