Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

45°F

7°C

Humidity 87%
Wind Speed SE 3 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 30 Jan 02:35 AM PST
Extended Forecast for

San Jose International Airport CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 72. Calm wind.

    High: 72 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

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

    High: 66 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am.  Otherwise, sunny, with a high near 67.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 41. Calm wind.
Friday
Partly sunny, with a high near 70. Light and variable wind.
Friday Night
Partly cloudy, with a low around 43. Calm wind.
Saturday
Partly sunny, with a high near 72. Calm wind.
Saturday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 42. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 66.
Sunday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 43.
Monday
Patchy fog before 9am. Otherwise, sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Clear, with a low around 43.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose International Airport CA
 37.38°N 121.91°W (Elev. 56 ft)
1:06 am PST Jan 30, 2026
2am PST Jan 30, 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