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

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

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

Clear

78°F

26°C

Humidity 32%
Wind Speed NNW 17 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 06 Sep 03:53 PM PDT
Extended Forecast for

Milpitas CA

  • Tonight

    Tonight: Mostly clear, with a low around 56. Northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.

    Low: 56 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 83. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. Northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 67. West northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Labor Day
Sunny, with a high near 83. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60. Northwest wind 5 to 9 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 85. Calm wind becoming west northwest around 5 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 67. West northwest wind 5 to 9 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Milpitas CA
 37.42°N 121.92°W (Elev. 20 ft)
Last Update:
3:39 pm PDT Sep 6, 2026
Forecast Valid:
4pm PDT Sep 6, 2026-6pm PDT Sep 13, 2026
 
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Additional Resources

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