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

2 Miles W Mount Hamilton CA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 68. Calm wind becoming west northwest around 5 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68. Light and variable wind.

    High: 68 °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 65.

    High: 65 °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 65.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 53. Calm wind.
M.L.King Day
Sunny, with a high near 68. Calm wind becoming west northwest around 5 mph.
Monday Night
Mostly clear, with a low around 44. Calm wind.
Tuesday
Mostly sunny, with a high near 68. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 45. Calm wind.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 42.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mount Hamilton CA
 37.34°N 121.7°W (Elev. 1965 ft)
12:26 am PST Jan 19, 2026
3am 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