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 >

Hazardous Weather Conditions

Current conditions at

San Jose, San Jose International Airport (KSJC)

Lat: 37.35917°NLon: 121.92417°WElev: 59.0ft.

Clear

43°F

6°C

Humidity 81%
Wind Speed SSE 8 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 21 Feb 08:00 AM PST
Extended Forecast for

4 Miles SSE Milpitas CA

Cold Weather Advisory February 21, 08:16am until February 21, 09:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory February 21, 08:16am until February 21, 09:00am

    NOW until 9:00am Sat

    Cold Weather Advisory

  • Today

    High: 60 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Southeast wind around 9 mph.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. South wind around 7 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 68. Calm wind.

    High: 68 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 54. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely. Cloudy, with a high near 64. Chance of precipitation is 60%.

    High: 64 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm. Cloudy, with a low around 53.

    Low: 53 °F

    Rain Likely

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 60. South wind 6 to 11 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 44. Southeast wind around 9 mph.
Sunday
Mostly sunny, with a high near 66. South wind around 7 mph.
Sunday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 45. Calm wind.
Monday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 68. Calm wind.
Monday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 54. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely. Cloudy, with a high near 64. Chance of precipitation is 60%.
Tuesday Night
Rain likely, mainly before 10pm. Cloudy, with a low around 53.
Wednesday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 65.
Wednesday Night
A chance of rain, mainly before 4am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 49.
Thursday
A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Milpitas CA
 37.39°N 121.85°W (Elev. 164 ft)
Last Update:
7:14 am PST Feb 21, 2026
Forecast Valid:
8am 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