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Town of Los Altos Hills, CA
Tuesday February 17th, 2026 :: 11:54 a.m. PST

Advisory

Flood Advisory in effect from February 17, 09:53 AM PST until February 17, 01:00 PM PST

National Weather Service has issued a flood advisory for Santa Clara County, for more information, please click the link below

WHAT...Flooding caused by excessive rainfall is expected.

* WHERE...Alameda County in northern California...
  Contra Costa County in northern California...
  San Francisco County in northern California...
  San Mateo County in northern California...
  Santa Clara County in northern California...
  Santa Cruz County in northern California...

* Until 100 PM PST.

* IMPACTS...Minor flooding in low-lying and poor drainage areas.
  Overflowing poor drainage areas. Ponding of water in urban or other
  areas is occurring or is imminent.

* ADDITIONAL DETAILS...
  - At 953 AM PST, Doppler radar and automated rain gauges indicated
    heavy rain due to thunderstorms. Overflowing poor drainage areas
    have already caused minor flooding in the advisory area.
  - Some locations that will experience flooding include...
    San Jose, San Francisco, Oakland, Fremont, Hayward, Sunnyvale,
    Concord, Santa Clara, Berkeley, Richmond, Antioch, Daly City, San
    Mateo, San Leandro, Livermore, Redwood City, Mountain View,
    Alameda, San Ramon and Pleasanton.
  - http://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Address/Location
Town of Los Altos Hills, CA
26379 Fremont Rd
Los Altos Hills, CA 94022

Contact
Emergency: 9-1-1
Non-emergencies: 650-823-0055

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