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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Current conditions at

LOS ALTOS (LOAC1)

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

NA

92°F

33°C

Humidity 34%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 60°F (16°C)
Visibility NA
Heat Index92°F (33°C)
Last update 09 Aug 04:10 PM PDT
Extended Forecast for

Los Altos Hills CA

  • Tonight

    Tonight: Increasing clouds, with a low around 61. Light and variable wind.

    Low: 61 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 90. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Light north wind.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. Calm wind becoming north around 6 mph in the afternoon.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. West northwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 61. Light and variable wind.
Sunday
Sunny, with a high near 90. Calm wind becoming north 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 61. Light north wind.
Monday
Sunny, with a high near 88. Calm wind becoming north around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 59. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Los Altos Hills CA
 37.38°N 122.14°W (Elev. 213 ft)
Last Update:
1:26 pm PDT Aug 9, 2025
Forecast Valid:
4pm PDT Aug 9, 2025-6pm PDT Aug 16, 2025
 
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Additional Resources

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National Digital Forecast Database

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Chance of Precipitation