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.

Clear

61°F

16°C

Humidity 51%
Wind Speed NE 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Jan 05:47 PM PST
Extended Forecast for

10 Miles NNW Mount Hamilton CA

  • Tonight

    Tonight: Mostly clear, with a low around 54. Light and variable wind becoming north northwest around 6 mph in the evening.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. Southeast wind around 6 mph becoming calm  in the afternoon.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. Light and variable wind becoming east northeast around 5 mph after midnight.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. East wind around 5 mph becoming calm  in the morning.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. West southwest wind 3 to 5 mph.

    Low: 46 °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 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Light and variable wind becoming north northwest around 6 mph in the evening.
Tuesday
Mostly sunny, with a high near 61. Southeast wind around 6 mph becoming calm in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 51. Light and variable wind becoming east northeast around 5 mph after midnight.
Wednesday
Mostly cloudy, with a high near 57. East wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 46. West southwest wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Mount Hamilton CA
 37.48°N 121.68°W (Elev. 3599 ft)
1:15 pm PST Jan 19, 2026
7pm PST Jan 19, 2026-6pm PST Jan 26, 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