Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Clear

45°F

7°C

Humidity 70%
Wind Speed NA 4 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 28 Dec 09:50 PM PST
Extended Forecast for

San Jose CA

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

    NOW until 9:00am Mon

    Cold Weather Advisory

  • Overnight

    Low: 35 °F

    Patchy Frost

  • Monday

    Monday: Patchy frost before 8am.  Otherwise, sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Light east wind.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost before 7am.  Otherwise, partly sunny, with a high near 62. Light north northeast wind.

    High: 62 °F

    Patchy Frost
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Calm wind becoming east around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly after 10am.  Mostly cloudy, with a high near 59. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Rain Likely

  • New Year's Day

    New Year's Day: Rain likely.  Cloudy, with a high near 60.

    High: 60 °F

    Rain Likely

Detailed Forecast

Overnight
Patchy frost after 3am. Otherwise, mostly clear, with a low around 35. Light and variable wind.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 60. Light and variable wind.
Monday Night
Mostly clear, with a low around 37. Light east wind.
Tuesday
Patchy frost before 7am. Otherwise, partly sunny, with a high near 62. Light north northeast wind.
Tuesday Night
Mostly cloudy, with a low around 44. Calm wind becoming east around 5 mph.
Wednesday
A 40 percent chance of rain, mainly after 10am. Mostly cloudy, with a high near 59. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
New Year's Day
Rain likely. Cloudy, with a high near 60.
Thursday Night
Rain likely. Mostly cloudy, with a low around 50.
Friday
Rain likely. Mostly cloudy, with a high near 61.
Friday Night
Rain likely. Mostly cloudy, with a low around 49.
Saturday
Rain likely. Mostly cloudy, with a high near 58.
Saturday Night
Rain likely. Mostly cloudy, with a low around 47.
Sunday
A chance of rain. Mostly cloudy, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose CA
 37.29°N 121.86°W (Elev. 157 ft)
12:27 am PST Dec 29, 2025
1am PST Dec 29, 2025-6pm PST Jan 4, 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