Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

72°F

22°C

Humidity 46%
Wind Speed NNW 4 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 08 Apr 11:47 AM PDT
Extended Forecast for

4 Miles SW Mount Hamilton CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. West northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Patchy dense fog between 1am and 2am.  Otherwise, partly cloudy, with a low around 48. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 48 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Thursday

    Thursday: A slight chance of showers between 2pm and 3pm.  Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 20%.

    High: 71 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly after 11pm.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 48. West southwest wind 5 to 7 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 11am.  High near 62. Calm wind becoming south southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers likely.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 56. Chance of precipitation is 80%.

    High: 56 °F

    Showers

  • Saturday Night

    Saturday Night: Rain likely.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Rain Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 74. West northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tonight
Patchy dense fog between 1am and 2am. Otherwise, partly cloudy, with a low around 48. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
A slight chance of showers between 2pm and 3pm. Mostly sunny, with a high near 71. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A 40 percent chance of showers, mainly after 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 48. West southwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, then showers and possibly a thunderstorm after 11am. High near 62. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 56. Chance of precipitation is 80%.
Saturday Night
Rain likely. Mostly cloudy, with a low around 41.
Sunday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 54.
Sunday Night
A chance of rain, mainly before 11pm. Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Hamilton CA
 37.3°N 121.69°W (Elev. 1401 ft)
11:26 am PDT Apr 8, 2026
12pm PDT Apr 8, 2026-6pm PDT Apr 14, 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