Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

NA

81°F

27°C

Humidity 44%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Heat Index81°F (27°C)
Last update 14 Jul 05:10 PM PDT
Extended Forecast for

5 Miles WSW Cupertino CA

  • Tonight

    Tonight: Clear, with a low around 61. Light southwest wind.

    Low: 61 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. South southwest wind 3 to 6 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. South southwest wind around 6 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Southwest wind around 6 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60. West southwest wind 3 to 5 mph.

    Low: 60 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 61. Light southwest wind.
Tuesday
Sunny, with a high near 80. South southwest wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 57. South southwest wind around 6 mph.
Wednesday
Sunny, with a high near 76. Southwest wind around 6 mph.
Wednesday Night
Mostly clear, with a low around 60. West southwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Cupertino CA
 37.29°N 122.14°W (Elev. 1798 ft)
3:02 pm PDT Jul 14, 2025
5pm PDT Jul 14, 2025-6pm PDT Jul 21, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database