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

Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

63°F

17°C

Humidity 67%
Wind Speed NNW 11 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 24 May 08:47 PM PDT
Extended Forecast for

4 Miles S Mount Hamilton CA

  • Overnight

    Overnight: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 65. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. West northwest wind around 9 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 56. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 56 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. West northwest wind 6 to 11 mph, with gusts as high as 23 mph.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 61. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 46. Calm wind.
Memorial Day
Sunny, with a high near 65. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 44. West northwest wind around 9 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 56. West wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 42. West northwest wind 6 to 11 mph, with gusts as high as 23 mph.
Wednesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 61. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Sunny, with a high near 65.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 68.
Saturday Night
Clear, with a low around 45.
Sunday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Mount Hamilton CA
 37.28°N 121.63°W (Elev. 2831 ft)
Last Update:
11:26 pm PDT May 24, 2026
Forecast Valid:
12am PDT May 25, 2026-6pm PDT May 31, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation