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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

LOS ALTOS (LOAC1)

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

NA

59°F

15°C

Humidity 82%
Wind Speed W 0 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 17 Aug 07:10 AM PDT
Extended Forecast for

2 Miles SSE Los Altos CA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 75. West northwest wind 6 to 11 mph.

    High: 75 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. West wind 5 to 9 mph becoming light after midnight.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 78. Calm wind becoming west northwest 5 to 9 mph in the morning.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. West northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 79 °F

    Sunny

  • Tuesday Night

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

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 75. West northwest wind 6 to 11 mph.
Tonight
Partly cloudy, with a low around 56. West wind 5 to 9 mph becoming light after midnight.
Monday
Sunny, with a high near 78. Calm wind becoming west northwest 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 56. West northwest wind 5 to 9 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 79. Calm wind becoming west northwest 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 88.
Thursday Night
Mostly clear, with a low around 58.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Los Altos CA
 37.35°N 122.1°W (Elev. 335 ft)
Last Update:
2:33 am PDT Aug 17, 2025
Forecast Valid:
8am PDT Aug 17, 2025-6pm PDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation