National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Mostly Cloudy

66°F

19°C

Humidity 59%
Wind Speed NNW 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 05 Feb 05:47 PM PST
Extended Forecast for

Mount Hamilton CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 62. Light and variable wind becoming south southeast around 5 mph in the afternoon.

    High: 62 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 46. Northwest wind around 5 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63. West northwest wind around 6 mph.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. North northwest wind around 6 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of rain after 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. Light and variable wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 62. Light and variable wind becoming south southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 46. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 63. West northwest wind around 6 mph.
Saturday Night
Mostly clear, with a low around 45. North northwest wind around 6 mph.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly cloudy, with a high near 55.
Monday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Partly sunny, with a high near 52.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Partly sunny, with a high near 49.
Wednesday Night
A chance of rain. Partly cloudy, with a low around 38.
Thursday
Sunny, with a high near 54.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
Last Update:
12:26 pm PST Feb 5, 2026
Forecast Valid:
7pm PST Feb 5, 2026-6pm PST Feb 12, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation