Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

84°F

29°C

Humidity 20%
Wind Speed WNW 12 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 20 May 05:47 PM PDT
Extended Forecast for

4 Miles S Mount Hamilton CA

  • Tonight

    Tonight: Clear, with a low around 58. West northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 58 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56. West wind around 6 mph becoming calm  in the evening.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50. West southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

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

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 58. West northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 79. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Clear, with a low around 56. West wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 50. West southwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 48.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 47.
Memorial Day
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Mount Hamilton CA
 37.28°N 121.63°W (Elev. 2831 ft)
6:06 pm PDT May 20, 2026
6pm PDT May 20, 2026-6pm PDT May 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database