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

39°F

4°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 27 Jan 07:47 AM PST
Extended Forecast for

6 Miles NNW Mount Hamilton CA

  • Today

    Today: Increasing clouds, with a high near 54. South southwest wind 10 to 15 mph, with gusts as high as 18 mph.

    High: 54 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 20 percent chance of rain. Mostly cloudy, with a low around 41. South southwest wind around 7 mph becoming northwest after midnight.

    Low: 41 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Northeast wind 5 to 7 mph becoming north northwest in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. North northeast wind 6 to 8 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. East northeast wind around 6 mph becoming north in the afternoon.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 54. South southwest wind 10 to 15 mph, with gusts as high as 18 mph.
Tonight
A 20 percent chance of rain. Mostly cloudy, with a low around 41. South southwest wind around 7 mph becoming northwest after midnight.
Wednesday
Mostly sunny, with a high near 58. Northeast wind 5 to 7 mph becoming north northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 40. North northeast wind 6 to 8 mph.
Thursday
Sunny, with a high near 61. East northeast wind around 6 mph becoming north in the afternoon.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Partly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A slight chance of rain. Partly sunny, with a high near 62.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Monday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Mount Hamilton CA
 37.43°N 121.69°W (Elev. 3619 ft)
Last Update:
7:33 am PST Jan 27, 2026
Forecast Valid:
8am PST Jan 27, 2026-6pm PST Feb 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation