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

A Couple of Fast Moving Storms Affecting Areas Along and East of the Rockies

A couple of storm systems will impact travel conditions through the first half of this weekend. Heavy snow from the mountains of the West will move into the upper Midwest and upper Great Lakes through tonight. Record warmth and Gulf moisture along and east of the Mississippi River will fuel severe thunderstorms, heavy rainfall, fog for the Tennessee Valley and deep South on Friday into Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

57°F

14°C

Humidity 38%
Wind Speed NNW 8 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 08 Jan 02:47 PM PST
Extended Forecast for

4 Miles SW Mount Hamilton CA

Extreme Cold Warning January 9, 01:00am until January 9, 09:00am
Click here for hazard details and duration
Extreme Cold Warning

  • Tonight

    Tonight: Mostly clear, with a low around 31. North wind 3 to 8 mph. Winds could gust as high as 18 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56. Northeast wind 3 to 5 mph.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 60. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 31. North wind 3 to 8 mph. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 56. Northeast wind 3 to 5 mph.
Friday Night
Clear, with a low around 35. Calm wind.
Saturday
Sunny, with a high near 60. Calm wind becoming north northeast around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 37. Calm wind.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 63.
Monday Night
Clear, with a low around 40.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 69.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Hamilton CA
 37.3°N 121.69°W (Elev. 1401 ft)
Last Update:
12:26 pm PST Jan 8, 2026
Forecast Valid:
3pm PST Jan 8, 2026-6pm PST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation