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

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Mostly Cloudy

61°F

16°C

Humidity 55%
Wind Speed WNW 8 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 13 Apr 11:47 AM PDT
Extended Forecast for

2 Miles SE Mount Hamilton CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 49. West northwest wind around 9 mph, with gusts as high as 18 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. West wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54. West wind 5 to 8 mph.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 41. West wind 7 to 9 mph.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55. West wind 6 to 9 mph.

    High: 55 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 49. West northwest wind around 9 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 40. West wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 54. West wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 41. West wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 55. West wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Sunny, with a high near 55.
Thursday Night
Clear, with a low around 42.
Friday
Sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
A slight chance of showers. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Mount Hamilton CA
 37.33°N 121.61°W (Elev. 3786 ft)
12:41 pm PDT Apr 13, 2026
12pm PDT Apr 13, 2026-6pm PDT Apr 19, 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