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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Partly Cloudy

54°F

12°C

Humidity 76%
Wind Speed ESE 11 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 26 Dec 08:20 AM PST
Extended Forecast for

San Jose International Airport CA

Flood Watch December 26, 08:39am until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 26, 08:39am until December 26, 10:00pm

    NOW until 10:00pm Fri

    Flood Watch

  • Today

    High: 57 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 44. South wind 6 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 54. North northwest wind 5 to 7 mph.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 39. North northeast wind around 7 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 55. North wind 3 to 6 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 36.

    Low: 36 °F

    Clear then
    Patchy Frost

  • Monday

    Monday: Patchy frost before 7am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Today
A 40 percent chance of showers, mainly between 9am and 5pm. Partly sunny, with a high near 57. South wind 14 to 16 mph, with gusts as high as 26 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 44. South wind 6 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 54. North northwest wind 5 to 7 mph.
Saturday Night
Increasing clouds, with a low around 39. North northeast wind around 7 mph.
Sunday
Sunny, with a high near 55. North wind 3 to 6 mph.
Sunday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 36.
Monday
Patchy frost before 7am. Otherwise, sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 44.
New Year's Day
A chance of showers. Mostly cloudy, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose International Airport CA
 37.35°N 121.93°W (Elev. 66 ft)
Last Update:
3:07 am PST Dec 26, 2025
Forecast Valid:
8am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation