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

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 18 Jan 09:47 PM PST
Extended Forecast for

11 Miles NNE Mount Hamilton CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 63. North northwest wind around 6 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Light and variable wind becoming south southeast around 6 mph after midnight.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Southeast wind around 6 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Patchy frost before 7am.  Otherwise, sunny, with a high near 56.

    High: 56 °F

    Patchy Frost
    then Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 63. North northwest wind around 6 mph.
Tonight
Mostly clear, with a low around 38. Light and variable wind becoming south southeast around 6 mph after midnight.
Tuesday
Mostly sunny, with a high near 62. Southeast wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 39. Light and variable wind.
Wednesday
Partly sunny, with a high near 60. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 37.
Friday
Patchy frost before 7am. Otherwise, sunny, with a high near 56.
Friday Night
Patchy frost after 3am. Otherwise, partly cloudy, with a low around 35.
Saturday
Areas of frost. Otherwise, mostly sunny, with a high near 55.
Saturday Night
Patchy frost. Otherwise, partly cloudy, with a low around 34.
Sunday
Areas of frost. Otherwise, mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Mount Hamilton CA
 37.48°N 121.56°W (Elev. 3707 ft)
12:26 am PST Jan 19, 2026
4am PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database