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.

Partly Cloudy

66°F

19°C

Humidity 34%
Wind Speed NA 5 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 27 Jan 12:47 PM PST
Extended Forecast for

7 Miles NNW Mount Hamilton CA

  • This Afternoon

    This Afternoon: Sunny early, then becoming mostly cloudy, with a high near 54. South southwest wind around 10 mph.

    High: 54 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of rain. Mostly cloudy, with a low around 42. South southwest wind 5 to 8 mph becoming light and variable after midnight.

    Low: 42 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Light and variable wind becoming northwest 5 to 7 mph in the morning.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 61. North wind around 6 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

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

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny early, then becoming mostly cloudy, with a high near 54. South southwest wind around 10 mph.
Tonight
A 20 percent chance of rain. Mostly cloudy, with a low around 42. South southwest wind 5 to 8 mph becoming light and variable after midnight.
Wednesday
Mostly sunny, with a high near 57. Light and variable wind becoming northwest 5 to 7 mph in the morning.
Wednesday Night
Mostly clear, with a low around 40. Northeast wind 6 to 8 mph.
Thursday
Sunny, with a high near 61. North wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 46.
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 61.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Mount Hamilton CA
 37.43°N 121.69°W (Elev. 3619 ft)
Last Update:
12:26 pm PST Jan 27, 2026
Forecast Valid:
1pm 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