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.

Mostly Cloudy

63°F

17°C

Humidity 55%
Wind Speed WSW 6 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 27 Jan 04:47 PM PST
Extended Forecast for

11 Miles NNE Mount Hamilton CA

  • This Afternoon

    This Afternoon: A 20 percent chance of rain. Mostly cloudy, with a steady temperature around 49. South southwest wind around 9 mph.

    High: 49 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A 20 percent chance of rain. Mostly cloudy, with a low around 38. South wind 5 to 7 mph becoming west after midnight.

    Low: 38 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Calm wind becoming north northwest 5 to 8 mph in the morning.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy frost after 1am. Otherwise, mostly clear, with a low around 35. North wind 7 to 9 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Thursday

    Thursday: Sunny, with a high near 59. North northeast wind around 6 mph.

    High: 59 °F

    Sunny

  • Thursday Night

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

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Friday Night

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

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Mostly cloudy, with a steady temperature around 49. South southwest wind around 9 mph.
Tonight
A 20 percent chance of rain. Mostly cloudy, with a low around 38. South wind 5 to 7 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 56. Calm wind becoming north northwest 5 to 8 mph in the morning.
Wednesday Night
Patchy frost after 1am. Otherwise, mostly clear, with a low around 35. North wind 7 to 9 mph.
Thursday
Sunny, with a high near 59. North northeast wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
A slight chance of rain. Partly sunny, with a high near 60.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Patchy frost. Otherwise, sunny, with a high near 58.
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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:
12:26 pm PST Jan 27, 2026
Forecast Valid:
5pm PST Jan 27, 2026-6pm PST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation