Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

54°F

12°C

Humidity 71%
Wind Speed N 0 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 29 Jan 09:47 AM PST
Extended Forecast for

6 Miles NNW Mount Hamilton CA

  • Today

    Today: Sunny, with a high near 64. Northeast wind around 5 mph becoming west northwest in the afternoon.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. East northeast wind around 6 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. Northeast wind around 6 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 50. East wind 6 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67. East southeast wind 5 to 9 mph becoming light south  in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 64. Northeast wind around 5 mph becoming west northwest in the afternoon.
Tonight
Partly cloudy, with a low around 47. East northeast wind around 6 mph.
Friday
Mostly sunny, with a high near 66. Northeast wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 50. East wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 67. East southeast wind 5 to 9 mph becoming light south in the afternoon.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Clear, with a low around 45.
Wednesday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Mount Hamilton CA
 37.43°N 121.69°W (Elev. 3619 ft)
12:26 am PST Jan 29, 2026
10am PST Jan 29, 2026-6pm PST Feb 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