Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

64°F

18°C

Humidity 34%
Wind Speed NW 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 17 Apr 07:47 PM PDT
Extended Forecast for

10 Miles E Mount Hamilton CA

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. Light west southwest wind.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 73 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37. Southwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers, mainly after 11am.  Mostly sunny, with a high near 69. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm after 11am.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 58.

    High: 58 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A chance of rain.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. Calm wind.
Saturday
Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 44. Light west southwest wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 37. Southwest wind 5 to 9 mph becoming calm in the evening.
Monday
A 40 percent chance of showers, mainly after 11am. Mostly sunny, with a high near 69. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 37.
Wednesday
A chance of rain, mainly before 11am. Mostly sunny, with a high near 60.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 36.
Thursday
Patchy fog. Otherwise, sunny, with a high near 65.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 36.
Friday
Patchy fog. Otherwise, sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles E Mount Hamilton CA
 37.33°N 121.47°W (Elev. 2113 ft)
1:26 pm PDT Apr 17, 2026
10pm PDT Apr 17, 2026-6pm PDT Apr 24, 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