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

57°F

14°C

Humidity 62%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Jan 10:47 AM PST
Extended Forecast for

Mount Hamilton CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 64. Light northwest wind.

    High: 64 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Light and variable wind becoming east southeast around 6 mph after midnight.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 62. Southeast wind around 6 mph becoming calm  in the morning.

    High: 62 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 58. Light and variable wind.

    High: 58 °F

    Mostly Cloudy

  • Wednesday Night

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

    Low: 45 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 64. Light northwest wind.
Tonight
Mostly clear, with a low around 48. Light and variable wind becoming east southeast around 6 mph after midnight.
Tuesday
Increasing clouds, with a high near 62. Southeast wind around 6 mph becoming calm in the morning.
Tuesday Night
Mostly cloudy, with a low around 48. Calm wind.
Wednesday
Mostly cloudy, with a high near 58. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
11:13 am PST Jan 19, 2026
11am 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