National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. 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 81%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 26 Jan 09:50 PM PST
Extended Forecast for

11 Miles NNE Mount Hamilton CA

  • Today

    Today: Increasing clouds, with a high near 53. South southwest wind 9 to 15 mph, with gusts as high as 20 mph.

    High: 53 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of rain. Mostly cloudy, with a low around 38. South southwest wind around 7 mph becoming north northwest after midnight.

    Low: 38 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. North northwest wind around 7 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy frost after 2am. Otherwise, mostly clear, with a low around 35. North northwest wind 7 to 9 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Thursday

    Thursday: Areas of frost between 7am and 8am. Otherwise, sunny, with a high near 59. North wind around 6 mph.

    High: 59 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 53. South southwest wind 9 to 15 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of rain. Mostly cloudy, with a low around 38. South southwest wind around 7 mph becoming north northwest after midnight.
Wednesday
Mostly sunny, with a high near 57. North northwest wind around 7 mph.
Wednesday Night
Patchy frost after 2am. Otherwise, mostly clear, with a low around 35. North northwest wind 7 to 9 mph.
Thursday
Areas of frost between 7am and 8am. Otherwise, sunny, with a high near 59. North wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 61.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Mount Hamilton CA
 37.48°N 121.56°W (Elev. 3707 ft)
Last Update:
2:38 am PST Jan 27, 2026
Forecast Valid:
6am PST Jan 27, 2026-6pm PST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation