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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

LOS ALTOS (LOAC1)

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

NA

43°F

6°C

Humidity 100%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 07 Dec 09:10 AM PST
Extended Forecast for

4 Miles SW Atherton CA

Coastal Flood Advisory December 7, 09:25am until December 7, 03:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory December 7, 09:25am until December 7, 03:00pm

    NOW until 3:00pm Sun

    Coastal Flood Advisory

  • Today

    High: 62 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 2am and 3am. Otherwise, mostly clear, with a low around 44. West northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Sunny, with a high near 64. North wind 3 to 7 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. West northwest wind 7 to 9 mph.

    Low: 46 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Today
Mostly sunny, with a high near 62. Light north wind becoming northwest 5 to 10 mph in the morning.
Tonight
Patchy fog between 2am and 3am. Otherwise, mostly clear, with a low around 44. West northwest wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 64. North wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 46. West northwest wind 7 to 9 mph.
Tuesday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming north 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Atherton CA
 37.43°N 122.26°W (Elev. 400 ft)
Last Update:
2:33 am PST Dec 7, 2025
Forecast Valid:
9am PST Dec 7, 2025-6pm PST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation