Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase 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.

Partly Cloudy

55°F

13°C

Humidity 82%
Wind Speed NNW 4 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 28 Jan 06:47 PM PST
Extended Forecast for

4 Miles SW Mount Hamilton CA

  • Tonight

    Tonight: Mostly clear, with a low around 39. North wind around 5 mph becoming calm  in the evening.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46. Light east wind.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 39. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 43. Calm wind.
Friday
Mostly sunny, with a high near 70. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 46. Light east wind.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Hamilton CA
 37.3°N 121.69°W (Elev. 1401 ft)
12:26 pm PST Jan 28, 2026
7pm PST Jan 28, 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