Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

55°F

13°C

Humidity 76%
Wind Speed NNW 5 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 13 Apr 09:50 PM PDT
Extended Forecast for

Mount Hamilton CA

  • Tonight

    Tonight: Mostly clear, with a steady temperature around 43. West northwest wind around 6 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55. West wind 5 to 8 mph.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. West wind 6 to 8 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 54. West wind 6 to 8 mph.

    High: 54 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. West northwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a steady temperature around 43. West northwest wind around 6 mph.
Tuesday
Sunny, with a high near 55. West wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 40. West wind 6 to 8 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 54. West wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 41. West northwest wind 9 to 11 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 54.
Thursday Night
Clear, with a low around 41.
Friday
Sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 45.
Monday
A chance of rain. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
11:26 pm PDT Apr 13, 2026
11pm PDT Apr 13, 2026-6pm PDT Apr 20, 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