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

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Partly Cloudy

56°F

13°C

Humidity 74%
Wind Speed SSE 11 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 Nov 05:53 AM PST
Extended Forecast for

Santa Clara CA

  • Today

    Today: A 20 percent chance of rain after 1pm. Mostly cloudy, with a high near 66. Southeast wind 7 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 5am. Low around 47. West wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Monday

    Monday: Rain, mainly before 8am. Patchy fog before 10am. High near 61. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain and
    Patchy Fog
    then Chance
    Rain

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 40. West northwest wind around 5 mph becoming calm after midnight.

    Low: 40 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 62. Calm wind.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain between 10pm and 4am, then showers and possibly a thunderstorm after 4am. Low around 44. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Chance Rain
    then Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 10am, then rain after 10am. High near 59. Chance of precipitation is 100%.

    High: 59 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain before 10pm, then showers and possibly a thunderstorm after 10pm. Cloudy, with a low around 45. Breezy.

    Low: 45 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 10am, then rain, mainly after 10am. Cloudy, with a high near 59. Breezy.

    High: 59 °F

    Showers and
    Breezy

Detailed Forecast

Today
A 20 percent chance of rain after 1pm. Mostly cloudy, with a high near 66. Southeast wind 7 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 5am. Low around 47. West wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain, mainly before 8am. Patchy fog before 10am. High near 61. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 40. West northwest wind around 5 mph becoming calm after midnight.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 62. Calm wind.
Tuesday Night
A chance of rain between 10pm and 4am, then showers and possibly a thunderstorm after 4am. Low around 44. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm before 10am, then rain after 10am. High near 59. Chance of precipitation is 100%.
Wednesday Night
Rain before 10pm, then showers and possibly a thunderstorm after 10pm. Cloudy, with a low around 45. Breezy.
Thursday
Showers and possibly a thunderstorm before 10am, then rain, mainly after 10am. Cloudy, with a high near 59. Breezy.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Friday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 62.
Friday Night
Areas of fog. Otherwise, partly cloudy, with a low around 40.
Saturday
A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Clara CA
 37.35°N 121.96°W (Elev. 89 ft)
Last Update:
12:26 am PST Nov 15, 2026
Forecast Valid:
6am PST Nov 15, 2026-6pm PST Nov 21, 2026
 
Forecast Discussion
 
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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