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

Mount Hamilton CA

  • Tonight

    Tonight: Partly cloudy, with a low around 42. South southeast wind around 6 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 55. South southeast wind around 7 mph.

    High: 55 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain.  Cloudy, then gradually becoming partly cloudy, with a low around 42. Southwest wind around 5 mph becoming north northwest after midnight.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Northwest wind around 5 mph.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. North wind around 6 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °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 64.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. South southeast wind around 6 mph.
Tuesday
Increasing clouds, with a high near 55. South southeast wind around 7 mph.
Tuesday Night
A 40 percent chance of rain. Cloudy, then gradually becoming partly cloudy, with a low around 42. Southwest wind around 5 mph becoming north northwest after midnight.
Wednesday
Mostly sunny, with a high near 58. Northwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 41. North wind around 6 mph.
Thursday
Sunny, with a high near 60.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Partly sunny, with a high near 64.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
A slight chance of rain. Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
1:29 pm PST Jan 26, 2026
10pm PST Jan 26, 2026-6pm PST Feb 2, 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