Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

66°F

19°C

Humidity 68%
Wind Speed S 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 30 Sep 09:47 PM PDT
Extended Forecast for

Mount Hamilton CA

  • Overnight

    Overnight: Partly cloudy, with a low around 56. South wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain after 11am.  Mostly sunny, with a high near 64. South southwest wind 3 to 7 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 57. Southwest wind 3 to 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 11am.  Partly sunny, with a high near 62. Calm wind becoming west 5 to 8 mph in the morning.  New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 53. West northwest wind 5 to 9 mph.

    Low: 53 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 56. South wind around 5 mph.
Wednesday
A 30 percent chance of rain after 11am. Mostly sunny, with a high near 64. South southwest wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 57. Southwest wind 3 to 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 62. Calm wind becoming west 5 to 8 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 53. West northwest wind 5 to 9 mph.
Friday
Sunny, with a high near 62.
Friday Night
Clear, with a low around 54.
Saturday
Sunny, with a high near 68.
Saturday Night
Clear, with a low around 56.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 54.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
12:29 am PDT Oct 1, 2025
1am PDT Oct 1, 2025-6pm PDT Oct 7, 2025
 
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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