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 >

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

6 Miles NNW Mount Hamilton 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: 57 °F

    Sunny

  • Tonight

    Tonight: Clear, with a steady temperature around 47. North northeast wind around 6 mph becoming light and variable.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. East southeast wind around 6 mph becoming south in the afternoon.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 4am.  Mostly cloudy, with a low around 47. East southeast wind around 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm.  Partly sunny, with a high near 53. East southeast wind 7 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 45. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °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 48.

    Low: 48 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 57. East wind 5 to 8 mph becoming calm in the afternoon.
Tonight
Clear, with a steady temperature around 47. North northeast wind around 6 mph becoming light and variable.
Tuesday
Sunny, with a high near 59. East southeast wind around 6 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of rain after 4am. Mostly cloudy, with a low around 47. East southeast wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly after 4pm. Partly sunny, with a high near 53. East southeast wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 45. Chance of precipitation is 80%. New precipitation amounts between a quarter and half 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 48.
Friday
Rain likely. Mostly cloudy, with a high near 54.
Friday Night
Rain likely. Mostly cloudy, with a low around 45.
Saturday
Rain likely. Mostly cloudy, with a high near 51.
Saturday Night
Rain likely. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Partly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Mount Hamilton CA
 37.43°N 121.69°W (Elev. 3619 ft)
6:44 am PST Dec 29, 2025
7am PST Dec 29, 2025-6pm PST Jan 4, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database