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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

64°F

18°C

Humidity 48%
Wind Speed N 5 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 10 Mar 12:47 PM PDT
Extended Forecast for

10 Miles NNW Mount Hamilton CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. Northwest wind around 10 mph, with gusts as high as 18 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. North wind 7 to 9 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. North wind 8 to 10 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. North northwest wind 6 to 9 mph.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Northwest wind 6 to 8 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 59. Northwest wind around 10 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 45. North wind 7 to 9 mph.
Wednesday
Sunny, with a high near 69. North wind 8 to 10 mph.
Wednesday Night
Mostly clear, with a low around 54. North northwest wind 6 to 9 mph.
Thursday
Sunny, with a high near 78. Northwest wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 56.
Friday
Partly sunny, with a high near 77.
Friday Night
Mostly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Clear, with a low around 60.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Mostly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Mount Hamilton CA
 37.48°N 121.68°W (Elev. 3599 ft)
Last Update:
12:27 pm PDT Mar 10, 2026
Forecast Valid:
1pm PDT Mar 10, 2026-6pm PDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation