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.

Mostly Cloudy

52°F

11°C

Humidity 76%
Wind Speed NNW 4 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 07 Jan 09:55 PM PST
Extended Forecast for

4 Miles W 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

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 40. Northwest wind around 9 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy frost before 9am. Otherwise, sunny, with a high near 50. North northwest wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 50 °F

    Patchy Frost
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. North northeast wind 5 to 7 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 53. Northeast wind 3 to 5 mph.

    High: 53 °F

    Sunny

  • Friday Night

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

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 40. Northwest wind around 9 mph, with gusts as high as 18 mph.
Thursday
Patchy frost before 9am. Otherwise, sunny, with a high near 50. North northwest wind 8 to 10 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 31. North northeast wind 5 to 7 mph.
Friday
Sunny, with a high near 53. Northeast wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 35. Calm wind.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 62.
Monday Night
Clear, with a low around 42.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Mount Hamilton CA
 37.34°N 121.73°W (Elev. 2011 ft)
Last Update:
12:26 am PST Jan 8, 2026
Forecast Valid:
3am PST Jan 8, 2026-6pm PST Jan 14, 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