Town of Mamaroneck Emergency Alerts & Community Notifications
Flood Warning issued July 21 at 7:12PM EDT until July 22 at 7:15AM EDT by NWS Upton NY
Headline
Flood Warning issued July 21 at 7:12PM EDT until July 22 at 7:15AM EDT by NWS Upton NY
Description
* WHAT...River and small stream flooding caused by excessive
rainfall is expected.
* WHERE...A portion of southeast New York, including the following
counties, Bronx and Westchester.
* WHEN...Until 715 AM EDT Wednesday.
* IMPACTS...Flooding of rivers, creeks, streams, and other low lying
and flood prone locations is imminent or occurring.
* ADDITIONAL DETAILS...
- At 712 PM EDT, Gauge reports indicate rising water levels
from earlier heavy rain.
- This includes the following streams and drainages...
Bronx River.
- http://www.weather.gov/safety/flood
Instructions
Be especially cautious at night when it is harder to recognize the
dangers of flooding. Caution is urged when walking near riverbanks.
Additional Details
| Type | Alert |
| Phenomena | Areal Flood |
| Severity | Warning |
| Event Code | FLW |
| Area | Bronx, NY; Westchester, NY |
| Sent | Tuesday, July 21, 2026 7:12 PM EDT |
| Expires | Wednesday, July 22, 2026 7:15 AM EDT |
| Sender | NWS Upton NY |
| Id | urn:oid:2.49.0.1.840.0.93ebaaf449a46812de4bfab7b61c2f3a3961be5d.001.1 |