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

48°F

9°C

Humidity 61%
Wind Speed NA 4 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 28 Dec 06:47 PM PST
Extended Forecast for

6 Miles WNW Mount Hamilton CA

Cold Weather Advisory December 29, 01:00am until December 29, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  • Tonight

    Tonight: Clear, with a low around 36. Light east northeast wind.

    Low: 36 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 58. Light and variable wind becoming north northwest around 5 mph in the afternoon.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40. Light east wind.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. Light and variable wind becoming east around 5 mph in the morning.

    High: 62 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 43. Light east wind.

    Low: 43 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • New Year's Day

    New Year's Day: Rain likely, mainly after 10am.  Mostly cloudy, with a high near 57.

    High: 57 °F

    Rain Likely

  • Thursday Night

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

    Low: 49 °F

    Rain Likely

Detailed Forecast

Tonight
Clear, with a low around 36. Light east northeast wind.
Monday
Sunny, with a high near 58. Light and variable wind becoming north northwest around 5 mph in the afternoon.
Monday Night
Clear, with a low around 40. Light east wind.
Tuesday
Sunny, with a high near 62. Light and variable wind becoming east around 5 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 43. Light east wind.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 45.
New Year's Day
Rain likely, mainly after 10am. Mostly cloudy, with a high near 57.
Thursday Night
Rain likely. Mostly cloudy, with a low around 49.
Friday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 59.
Friday Night
A chance of rain. Mostly cloudy, with a low around 46.
Saturday
A chance of rain. Mostly cloudy, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Partly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Mount Hamilton CA
 37.38°N 121.74°W (Elev. 1801 ft)
12:27 pm PST Dec 28, 2025
7pm PST Dec 28, 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