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

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. 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 47%
Wind Speed SE 13 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 21 Feb 10:47 AM PST
Extended Forecast for

Mount Hamilton CA

  • Today

    Today: Sunny, with a high near 48. South wind around 10 mph, with gusts as high as 22 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. South wind around 10 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. South southwest wind 6 to 9 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. Light north northeast wind.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61. Light and variable wind.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 4am. Cloudy, with a low around 50.

    Low: 50 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain, mainly before 10am. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 48. South wind around 10 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 37. South wind around 10 mph.
Sunday
Mostly sunny, with a high near 56. South southwest wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 43. Light north northeast wind.
Monday
Mostly sunny, with a high near 61. Light and variable wind.
Monday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 50. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely. Cloudy, with a high near 55. Chance of precipitation is 60%.
Tuesday Night
Rain likely, mainly before 4am. Cloudy, with a low around 50.
Wednesday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 58.
Wednesday Night
A chance of rain, mainly before 4am. Mostly cloudy, with a low around 46.
Thursday
A slight chance of rain. Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
Last Update:
7:14 am PST Feb 21, 2026
Forecast Valid:
11am PST Feb 21, 2026-6pm PST Feb 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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