National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Mostly Cloudy

54°F

12°C

Humidity 81%
Wind Speed NA 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 21 Jan 08:47 PM PST
Extended Forecast for

11 Miles ENE Mount Hamilton CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Light northwest wind.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 58. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 58 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. West wind 3 to 5 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Patchy frost before 7am. Otherwise, sunny, with a high near 55. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 55 °F

    Patchy Frost
    then Sunny

  • Friday Night

    Friday Night: Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. Northwest wind 6 to 8 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 54.

    High: 54 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Light northwest wind.
Thursday
Partly sunny, with a high near 58. Calm wind becoming east northeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 37. West wind 3 to 5 mph.
Friday
Patchy frost before 7am. Otherwise, sunny, with a high near 55. Calm wind becoming north northeast around 5 mph in the afternoon.
Friday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35. Northwest wind 6 to 8 mph.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
A slight chance of rain. Partly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Mount Hamilton CA
 37.42°N 121.46°W (Elev. 2864 ft)
Last Update:
2:22 pm PST Jan 21, 2026
Forecast Valid:
9pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation