Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

52°F

11°C

Humidity 76%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 19 Jan 09:50 AM PST
Extended Forecast for

4 Miles S Mount Hamilton CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 65. Light and variable wind.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Light east northeast wind.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. East northeast wind around 5 mph becoming calm  in the morning.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 65. Light and variable wind.
Tonight
Mostly clear, with a low around 45. Light east northeast wind.
Tuesday
Mostly sunny, with a high near 63. East northeast wind around 5 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 45. Calm wind.
Wednesday
Partly sunny, with a high near 62. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Mount Hamilton CA
 37.28°N 121.63°W (Elev. 2831 ft)
12:26 am PST Jan 19, 2026
10am PST Jan 19, 2026-6pm PST Jan 25, 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