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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

73°F

23°C

Humidity 46%
Wind Speed NNW 12 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 21 Mar 02:00 PM PDT
Extended Forecast for

5 Miles NNE Milpitas CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a steady temperature around 69. West northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. West northwest wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 71. North northeast wind 7 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. Southwest wind 8 to 11 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 71. South southwest wind 8 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a steady temperature around 69. West northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 53. West northwest wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 71. North northeast wind 7 to 11 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 53. Southwest wind 8 to 11 mph.
Monday
Sunny, with a high near 71. South southwest wind 8 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Milpitas CA
 37.49°N 121.88°W (Elev. 1801 ft)
Last Update:
2:07 pm PDT Mar 21, 2026
Forecast Valid:
2pm PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation