Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

63°F

17°C

Humidity 55%
Wind Speed NW 8 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 29 Jan 04:20 PM PST
Extended Forecast for

San Jose International Airport CA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. East wind 3 to 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. Light and variable wind.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, sunny, with a high near 66.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 68. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 44. East wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 71. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 46. Calm wind.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 45.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose International Airport CA
 37.35°N 121.93°W (Elev. 66 ft)
12:27 pm PST Jan 29, 2026
4pm PST Jan 29, 2026-6pm PST Feb 5, 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