Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Mostly Cloudy

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 27 Dec 07:47 AM PST
Extended Forecast for

Mount Hamilton CA

  • Today

    Today: Mostly sunny, with a high near 46. West northwest wind around 7 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 35. North northeast wind around 6 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 50. North wind around 6 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 37. North northeast wind 3 to 6 mph.

    Low: 37 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 55. North northeast wind around 6 mph.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of rain after 4pm.  Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny
    then Slight
    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 46. West northwest wind around 7 mph.
Tonight
Mostly clear, with a low around 35. North northeast wind around 6 mph.
Sunday
Sunny, with a high near 50. North wind around 6 mph.
Sunday Night
Clear, with a low around 37. North northeast wind 3 to 6 mph.
Monday
Sunny, with a high near 55. North northeast wind around 6 mph.
Monday Night
Clear, with a low around 41.
Tuesday
Sunny, with a high near 57.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
A slight chance of rain after 4pm. Mostly sunny, with a high near 57.
Wednesday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 45.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 54.
Thursday Night
Rain likely. Mostly cloudy, with a low around 45.
Friday
A chance of rain. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
7:59 am PST Dec 27, 2025
8am PST Dec 27, 2025-6pm PST Jan 2, 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