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

Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

66°F

19°C

Humidity 68%
Wind Speed W 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Aug 09:55 PM PDT
Extended Forecast for

4 Miles WNW Mount Hamilton CA

  • Tonight

    Tonight: Patchy smoke after 4am. Increasing clouds, with a low around 58. Light south wind.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Smoke

  • Wednesday

    Wednesday: Patchy smoke between 11am and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind 5 to 8 mph.

    High: 78 °F

    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. South wind 6 to 8 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Southwest wind around 9 mph, with gusts as high as 18 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Southwest wind around 8 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy smoke after 4am. Increasing clouds, with a low around 58. Light south wind.
Wednesday
Patchy smoke between 11am and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 78. South wind 5 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 53. South wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 69. Southwest wind around 9 mph, with gusts as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 50. Southwest wind around 8 mph.
Friday
Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Mount Hamilton CA
 37.36°N 121.7°W (Elev. 2756 ft)
Last Update:
1:26 pm PDT Aug 11, 2026
Forecast Valid:
10pm PDT Aug 11, 2026-6pm PDT Aug 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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