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

10 Miles E Mount Hamilton CA

  • Today

    Today: Areas of frost before 9am.  Otherwise, increasing clouds, with a high near 60. South southeast wind 7 to 15 mph becoming southwest in the afternoon.

    High: 60 °F

    Areas Frost
    then
    Increasing
    Clouds

  • Tonight

    Tonight: Patchy fog after 10pm.  Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 38. Light and variable wind becoming north around 6 mph after midnight.

    Low: 38 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 10am.  Otherwise, sunny, with a high near 64. North wind 3 to 5 mph.

    High: 64 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 4am.  Otherwise, mostly clear, with a low around 35. Light north northwest wind.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 8am.  Otherwise, sunny, with a high near 66. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 66 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Friday Night

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

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Areas of frost before 9am. Otherwise, increasing clouds, with a high near 60. South southeast wind 7 to 15 mph becoming southwest in the afternoon.
Tonight
Patchy fog after 10pm. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 38. Light and variable wind becoming north around 6 mph after midnight.
Wednesday
Areas of fog before 10am. Otherwise, sunny, with a high near 64. North wind 3 to 5 mph.
Wednesday Night
Areas of frost after 4am. Otherwise, mostly clear, with a low around 35. Light north northwest wind.
Thursday
Areas of frost before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming north northeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 67.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 41.
Sunday
Partly sunny, with a high near 67.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Mount Hamilton CA
 37.33°N 121.47°W (Elev. 2113 ft)
2:38 am PST Jan 27, 2026
6am PST Jan 27, 2026-6pm PST Feb 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database