Weather Event

We anticipate a 15% probability of excessive rainfall leading to rapid onset of some limited flooding through Thursday. 

There is a Flood Watch tonight through Saturday. We anticipate strong and gusty windds (southerly) Thursday and Friday. There is a high surf warning Thursday afternoon through early Saturday. 

Town staff have been on patrol throughout Town checking catch basins, dry wells and known trouble areas. Staff will also be "on call" during the evening for emergency calls and will respond to and address downed trees or other emergent issues. 

Below are some slides from a recent San Mateo County briefing on the pending storm event. 

Atherton Storm Preparedness

Please visit atherton.news/Winter-Preparedness for best practices on winter storm preparation and local information. 

Sandbags remain available at the self-service sandbag station at Holbrook-Palmer Park | 150 Watkins Avenue in the rear parking lot. 

For handling, proper disposable and reuse of sandbags, visit the County's website here: https://www.smcgov.org/ceo/county-storm-related-emergency-information. 

Stay Informed:  

Sign-Up for the County of San Mateo's Alert Notifications: https://www.smcgov.org/ceo/smc-alert

Police Non-Emergency Line: 650-688-6500

Sign-Up for the Town’s News Flash for Important Updates: https://www.ci.atherton.ca.us/list.aspx

Alert Center: 

When active, the Alert Center will appear as a banner across the top of the Town's website.

Report non-emergency concerns to the Town: 

https://www.ci.atherton.ca.us/574/Access-Atherton---Report-A-Concern

County of San Mateo Storm Resources:

https://www.smcgov.org/ceo/county-storm-related-emergency-information

During emergencies, 2-1-1 provides incident-specific information in coordination with local emergency services, including support for private property damage and information on road closures and shelters. Contact by phone by dialing 2-1-1 or 800-273-6222 or text your zip code to 898211.

Atherton Channel Monitoring Station:

OneShoreline - San Mateo County Flood and Sea Level Rise Resiliency District

Atherton Channel Monitoring Station