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

Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

79°F

26°C

Humidity 44%
Wind Speed WNW 8 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 25 Aug 12:55 PM PDT
Extended Forecast for

12 Miles NNE Mount Hamilton CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. West wind 3 to 7 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 93. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 64. West wind 6 to 8 mph.

    Low: 64 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92. West northwest wind 6 to 9 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers before 11am. Partly sunny, with a high near 86.

    High: 86 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Friday Night

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

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph.
Tonight
Partly cloudy, with a low around 62. West wind 3 to 7 mph.
Wednesday
Sunny, with a high near 93. Calm wind becoming west northwest 5 to 9 mph in the afternoon.
Wednesday Night
Clear, with a low around 64. West wind 6 to 8 mph.
Thursday
Sunny, with a high near 92. West northwest wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 65.
Friday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 86.
Saturday Night
Clear, with a low around 51.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Mount Hamilton CA
 37.5°N 121.54°W (Elev. 2359 ft)
Last Update:
12:22 pm PDT Aug 25, 2026
Forecast Valid:
1pm PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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