Connecticut, New York Severe Flood Watch | Effective 08/20/2026 11:16

Headline: 
Flood Watch issued August 20 at 2:16PM EDT until August 21 at 2:00AM EDT by NWS Upton NY
Event: 
Flood Watch
Urgency: 
Future
Effective: 
August 20, 2026 - 11:16am
Expires: 
August 20, 2026 - 11:00pm
Description: 
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southern Connecticut, including the following areas, Northern Fairfield and Southern Fairfield and southeast New York, including the following areas, Northern Westchester and Rockland. * WHEN...Until 2 AM EDT Friday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - A period of heavy rainfall is possible as showers and a few thunderstorms move through the area late this afternoon and evening. Peak hourly rainfall rates could reach 2 to 2.5 inches. Average rainfall amounts are expected to be between 1.5 and 2.5 inches with locally higher amounts possible. - http://www.weather.gov/safety/flood
Instruction: 
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Area Description: 
Northern Fairfield; Southern Fairfield; Rockland; Northern Westchester
Forcast Office: 
NWS Upton NY
Sender: 
w-nws.webmaster@noaa.gov