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

59°F

15°C

Humidity 44%
Wind Speed SE 12 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 21 Feb 12:48 PM PST
Extended Forecast for

Mount Hamilton CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 48. South wind around 10 mph, with gusts as high as 21 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. South wind around 9 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. South southwest wind 5 to 9 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 10am. High near 56. Chance of precipitation is 80%.

    High: 56 °F

    Rain

  • Tuesday Night

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

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 10am. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 48. South wind around 10 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 37. South wind around 9 mph.
Sunday
Mostly sunny, with a high near 56. South southwest wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 42. Light and variable wind.
Monday
Mostly sunny, with a high near 60. Light and variable wind.
Monday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, mainly after 10am. High near 56. Chance of precipitation is 80%.
Tuesday Night
Rain, mainly before 4am. Cloudy, with a low around 50.
Wednesday
A chance of rain, mainly before 10am. Partly sunny, with a high near 61.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
Last Update:
12:26 pm PST Feb 21, 2026
Forecast Valid:
1pm PST Feb 21, 2026-6pm PST Feb 27, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation