Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

Catastrophic flooding and landslides will continue to bring a significant risk to life and property in Washington and northwest Oregon. Arctic air will bring near record cold temperatures and dangerous wind chills from the Northern High Plains into the Mid-South and Mid-Atlantic through the weekend. A narrow band of snow is likely from the Mid-West, Upper Ohio Valley into the Central Appalachians. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

55°F

13°C

Humidity 66%
Wind Speed NNW 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 11 Dec 05:00 PM PST
Extended Forecast for

Santa Clara CA

  • Tonight

    Tonight: Mostly clear, with a low around 42. West wind around 6 mph becoming calm  after midnight.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Light north northwest wind.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. Light northwest wind.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. Light northwest wind.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after midnight.  Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 66.

    High: 66 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 42. West wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 64. Light north northwest wind.
Friday Night
Mostly clear, with a low around 42. Light northwest wind.
Saturday
Sunny, with a high near 66. Light northwest wind.
Saturday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 42. Calm wind.
Sunday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 66.
Sunday Night
Mostly clear, with a low around 45.
Monday
Mostly sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
A slight chance of rain after 10am. Mostly cloudy, with a high near 68.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 52.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 62.
Wednesday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Santa Clara CA
 37.35°N 121.96°W (Elev. 89 ft)
12:26 pm PST Dec 11, 2025
5pm PST Dec 11, 2025-6pm PST Dec 18, 2025
 
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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