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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

36°F

2°C

Humidity 92%
Wind Speed SSE 3 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 29 Dec 06:53 AM PST
Extended Forecast for

5 Miles N Milpitas CA

Cold Weather Advisory until December 29, 09:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory until December 29, 09:00am

    NOW until 9:00am Mon

    Cold Weather Advisory

  • Today

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 40. East northeast wind 5 to 7 mph.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. North northeast wind 3 to 8 mph.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. East northeast wind around 7 mph.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. Northeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • New Year's Day

    New Year's Day: Rain. High near 53. Chance of precipitation is 80%.

    High: 53 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 51. Northeast wind 8 to 11 mph, with gusts as high as 18 mph.
Tonight
Clear, with a low around 40. East northeast wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 52. North northeast wind 3 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 45. East northeast wind around 7 mph.
Wednesday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 50. Northeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 46. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
New Year's Day
Rain. High near 53. Chance of precipitation is 80%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 49.
Friday
Rain likely. Mostly cloudy, with a high near 53.
Friday Night
Rain likely. Mostly cloudy, with a low around 47.
Saturday
Rain likely. Mostly cloudy, with a high near 50.
Saturday Night
Rain likely. Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Milpitas CA
 37.52°N 121.88°W (Elev. 1719 ft)
Last Update:
6:44 am PST Dec 29, 2025
Forecast Valid:
7am PST Dec 29, 2025-6pm PST Jan 4, 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