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Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

88°F

31°C

Humidity 20%
Wind Speed NW 11 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 21 May 02:47 PM PDT
Extended Forecast for

4 Miles S Mount Hamilton CA

  • Tonight

    Tonight: Clear, with a low around 55. West wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 50. Southwest wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. West southwest wind around 6 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

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

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 55. West wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Clear, with a low around 50. Southwest wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 71. Calm wind becoming southwest 5 to 7 mph in the morning.
Saturday Night
Mostly clear, with a low around 48. West southwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 47.
Memorial Day
Sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 70.
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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:
1:26 pm PDT May 21, 2026
Forecast Valid:
3pm PDT May 21, 2026-6pm PDT May 28, 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