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

Tracking Winter Weather and Frigid Temperatures Through This Weekend

A clipper storm will move across the Great Lakes through this weekend with periods of light snow, gusty winds, and lake effect snow bands which could make for hazardous travel at times. A frigid airmass will spread eastward behind this storm into the Midwest and Eastern U.S. through the weekend. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

66°F

19°C

Humidity 45%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 17 Jan 01:47 PM PST
Extended Forecast for

Mount Hamilton CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 66. Light south wind.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. South wind 3 to 5 mph.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. North wind 5 to 7 mph.

    Low: 48 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 63. Northeast wind around 6 mph becoming north northwest in the afternoon.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 66. Light south wind.
Tonight
Mostly cloudy, with a low around 51. South wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 66. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 48. North wind 5 to 7 mph.
M.L.King Day
Sunny, with a high near 63. Northeast wind around 6 mph becoming north northwest in the afternoon.
Monday Night
Clear, with a low around 45.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 56.
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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 Jan 17, 2026
Forecast Valid:
2pm PST Jan 17, 2026-6pm PST Jan 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation