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

Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Current conditions at

LOS ALTOS (LOAC1)

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

NA

53°F

12°C

Humidity 80%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 25 May 11:10 PM PDT
Extended Forecast for

5 Miles WSW Cupertino CA

  • Tonight

    Tonight: A slight chance of drizzle. Mostly cloudy, with a steady temperature around 53. West wind 6 to 10 mph, with gusts as high as 24 mph.

    Low: 53 °F

    Slight Chance
    Drizzle

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. West northwest wind 13 to 15 mph, with gusts as high as 34 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. West northwest wind 7 to 14 mph, with gusts as high as 32 mph.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming west around 6 mph in the afternoon.

    High: 63 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. West wind 5 to 7 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of drizzle. Mostly cloudy, with a steady temperature around 53. West wind 6 to 10 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 56. West northwest wind 13 to 15 mph, with gusts as high as 34 mph.
Tuesday Night
Mostly cloudy, with a low around 47. West northwest wind 7 to 14 mph, with gusts as high as 32 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 49. West wind 5 to 7 mph.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Sunny, with a high near 65.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Cupertino CA
 37.29°N 122.14°W (Elev. 1798 ft)
Last Update:
11:26 pm PDT May 25, 2026
Forecast Valid:
11pm PDT May 25, 2026-6pm PDT Jun 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation