Town of Mamaroneck Emergency Alerts & Community Notifications
Coastal Flood Warning issued September 25 at 4:44PM EDT until September 27 at 6:00PM EDT by NWS Upton NY
Headline
Coastal Flood Warning issued September 25 at 4:44PM EDT until September 27 at 6:00PM EDT by NWS Upton NY
Description
* WHAT...1 to 2 feet of inundation above ground level expected in
vulnerable areas near the waterfront and shoreline. The highest
water levels are likely with the Saturday morning and possibly
Sunday morning high tides.
* WHERE...Richmond (Staten Island) County.
* WHEN...During the times of high tide until 6 PM EDT Sunday.
* IMPACTS...Minor to locally moderate flooding is expected in the
most vulnerable locations near the waterfront and shoreline.
Expect around 1 to 2 feet of inundation above ground level in
low lying, vulnerable areas. Some roads and low lying property
including parking lots, parks, lawns and homes/businesses with
basements near the waterfront will experience shallow flooding.
* ADDITIONAL DETAILS...Another round of minor to moderate coastal
flooding is possible for the Sunday morning high tide cycle.
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
| Type | Alert |
| Phenomena | Coastal Flood |
| Severity | Warning |
| Event Code | CFW |
| Area | Richmond (Staten Is.) |
| Sent | Friday, September 25, 2026 4:44 PM EDT |
| Expires | Saturday, September 26, 2026 6:15 PM EDT |
| Sender | NWS Upton NY |
| Id | urn:oid:2.49.0.1.840.0.5fc2c07df9f96bd93565647920d09b90f7ca1592.005.1 |