Town of Mamaroneck Emergency Alerts & Community Notifications

Coastal Flood Warning issued October 10 at 3:45PM EDT until October 13 at 8:00PM EDT by NWS Upton NY

Headline

Coastal Flood Warning issued October 10 at 3:45PM EDT until October 13 at 8:00PM EDT by NWS Upton NY

Description

* WHAT...For the Coastal Flood Statement, up to 1/2 ft of
inundation above ground level expected in vulnerable areas near
the waterfront and shoreline. For the Coastal Flood Warning, 1
1/2 to 2 1/2 feet of inundation above ground level is likely in
vulnerable areas near the waterfront and shoreline for the
Sunday afternoon, Sunday Night and possibly the Monday
afternoon high tide cycles.

* WHERE...Southern Westchester County.

* WHEN...For the Coastal Flood Statement, Saturday afternoon.
For the Coastal Flood Warning, from 2 PM Sunday to 8 PM EDT
Monday high tidal cycles.

* COASTAL FLOOD IMPACTS...Widespread moderate coastal flooding
likely, with 1 1/2 to 2 1/2 ft of inundation above ground level
in vulnerable areas near the waterfront and shoreline. This will
result in several road closures and flooding of numerous low
lying properties including parking lots, parks, lawns and
homes/businesses with basements near the waterfront. Vehicles
parked in vulnerable areas near the waterfront will likely
become flooded. Flooding will also extend inland from the
waterfront along tidal rivers and bays.

* SHORELINE IMPACTS...Breaking waves of 3 to 6 ft along the
immediate shoreline will result in significant beach erosion and
splashover seawalls and bulkheads, exacerbating flooding of
shoreline roads and properties. Minor damage is possible to
waterfront structures.

Instructions

Take the necessary actions to protect flood-prone property. If
travel is required, do not drive around barricades or through
water of unknown depth.

Additional Details

TypeAlert
PhenomenaCoastal Flood
SeverityWarning
Event CodeCFW
AreaSouthern Westchester
SentFriday, October 10, 2025 3:45 PM EDT
ExpiresSunday, October 12, 2025 4:00 AM EDT
SenderNWS Upton NY
Idurn:oid:2.49.0.1.840.0.920114b8df3f6eebb89559effe70778cebe237bd.002.2