Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

64°F

18°C

Humidity 48%
Wind Speed WNW 3 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 18 Apr 09:47 PM PDT
Extended Forecast for

3 Miles SSE Mount Hamilton CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming south southwest 5 to 8 mph in the morning.

    High: 63 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 44. South wind 5 to 7 mph.

    Low: 44 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of rain after 11am.  Increasing clouds, with a high near 62. South southwest wind 6 to 10 mph, with gusts as high as 22 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Rain.  Low around 47. Southwest wind 6 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm after 11am.  High near 50. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 50 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm.  Low around 43. Chance of precipitation is 80%.

    Low: 43 °F

    Showers

  • Wednesday

    Wednesday: A chance of rain.  Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming south southwest 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 44. South wind 5 to 7 mph.
Monday
A 20 percent chance of rain after 11am. Increasing clouds, with a high near 62. South southwest wind 6 to 10 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Low around 47. Southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. High near 50. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then rain, mainly after 8pm. Low around 43. Chance of precipitation is 80%.
Wednesday
A chance of rain. Partly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 42.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Mount Hamilton CA
 37.31°N 121.63°W (Elev. 2933 ft)
1:26 am PDT Apr 19, 2026
1am PDT Apr 19, 2026-6pm PDT Apr 25, 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