Town of Mamaroneck Emergency Alerts & Community Notifications
Flash Flood Warning issued August 27 at 4:15PM EDT until August 27 at 7:15PM EDT by NWS Upton NY
Headline
Flash Flood Warning issued August 27 at 4:15PM EDT until August 27 at 7:15PM EDT by NWS Upton NY
Description
FFWOKX
The National Weather Service in Upton has issued a
* Flash Flood Warning for...
Bronx County in southeastern New York...
Kings (Brooklyn) County in southeastern New York...
New York (Manhattan) County in southeastern New York...
Queens County in southeastern New York...
Richmond (Staten Island) County in southeastern New York...
* Until 715 PM EDT.
* At 415 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 0.5 and 1 inch of rain
has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Flatbush, Flushing, Todt Hill, Crown Heights, The Verrazano Narrows
Bridge, Midtown Manhattan, RFK Bridge, Huguenot, Laguardia Airport,
Harlem, Jackson Heights, Bay Ridge, Astoria, Lower East Side, East
Village, SoHo, Port Richmond, Whitestone, Brooklyn Heights and
Tottenville.
Instructions
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Additional Details
| Type | Alert |
| Phenomena | Flash Flood |
| Severity | Warning |
| Event Code | FFW |
| Area | Bronx, NY; Kings, NY; New York, NY; Queens, NY; Richmond, NY |
| Sent | Thursday, August 27, 2026 4:15 PM EDT |
| Expires | Thursday, August 27, 2026 7:15 PM EDT |
| Sender | NWS Upton NY |
| Id | urn:oid:2.49.0.1.840.0.7dd18b3a2e27d6b5db86e1d768396cbbd3df811e.001.1 |