Alert archive / New York / Flash Flood Warnings in 2025

Flash Flood Warning 25, NWS New York, NY

August 20, 2025Westchester County, New York; Greater Bridgeport Planning Region, Connecticut

NWS New York, NY issued this flash flood warning at Aug 20, 2025, 10:41 PM EDT for Westchester County, New York; Greater Bridgeport Planning Region, Connecticut. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 20, 2025, 10:41 PM EDT (02:41 UTC)
Expired
Aug 21, 2025, 2:00 AM EDT
In force
3 hr
Issued by
NWS New York, NY
Area
Storm-based polygon
Flood severity
None

Counties Greater Bridgeport Planning Region, CT, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 64 km from the middle of the area, began a volume at 02:43 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 20, 9:53 PM EDTAreal Flood AdvisoryOKXOrange, Putnam97 min
Aug 20, 10:11 PM EDTAreal Flood AdvisoryOKXRockland, Westchester3 hr

Nearby

Flash Flood Warnings in New York, 2025Flash Flood Warnings in Connecticut, 2025Every flash flood warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.