National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Mostly Cloudy

63°F

17°C

Humidity 55%
Wind Speed SSE 14 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 02 Jan 02:47 PM PST
Extended Forecast for

4 Miles W Mount Hamilton CA

Wind Advisory January 2, 03:04pm until January 3, 01:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory January 2, 03:04pm until January 3, 01:00pm

    NOW until 1:00pm Sat

    Wind Advisory

  • This Afternoon

    High: 54 °F

    Rain

  • Tonight

    Tonight: Rain. Low around 49. Windy, with a southeast wind 28 to 33 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Rain and
    Windy

  • Saturday

    Saturday: Rain and possibly a thunderstorm. Steady temperature around 52. Breezy, with a south wind 16 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain and
    Breezy

  • Saturday Night

    Saturday Night: Rain. Low around 46. South southeast wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Rain

  • Sunday

    Sunday: Rain. High near 52. South southeast wind 10 to 18 mph becoming southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 52 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Monday

    Monday: Rain likely. Mostly cloudy, with a high near 53. Breezy. Chance of precipitation is 70%.

    High: 53 °F

    Rain Likely
    and Breezy

  • Monday Night

    Monday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

This Afternoon
Rain after 4pm. Steady temperature around 54. South southeast wind around 21 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 49. Windy, with a southeast wind 28 to 33 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain and possibly a thunderstorm. Steady temperature around 52. Breezy, with a south wind 16 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain. Low around 46. South southeast wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. High near 52. South southeast wind 10 to 18 mph becoming southwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain likely. Mostly cloudy, with a high near 53. Breezy. Chance of precipitation is 70%.
Monday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Tuesday
A slight chance of rain before 10am. Mostly sunny, with a high near 56.
Tuesday Night
Patchy fog between 7pm and 8pm. Otherwise, mostly cloudy, with a low around 40.
Wednesday
A chance of rain. Partly sunny, with a high near 53.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 36.
Thursday
A slight chance of rain. Sunny, with a high near 52.
Thursday Night
Patchy frost. Otherwise, clear, with a low around 33.
Friday
Areas of frost. Otherwise, sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Mount Hamilton CA
 37.34°N 121.73°W (Elev. 2011 ft)
Last Update:
12:26 pm PST Jan 2, 2026
Forecast Valid:
3pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation