Connecticut, Massachusetts Severe Flood Watch | Effective 09/12/2026 10:18

Headline: 
Flood Watch issued September 12 at 1:18PM EDT until September 13 at 6:00PM EDT by NWS Boston/Norton MA
Event: 
Flood Watch
Urgency: 
Future
Effective: 
September 12, 2026 - 10:18am
Expires: 
September 13, 2026 - 2:00am
Description: 
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northern Connecticut, including the following area, Windham CT and Massachusetts, including the following areas, Eastern Norfolk MA, Southern Worcester MA, Suffolk MA and Western Norfolk MA. * WHEN...From late tonight through Sunday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Showers and a few embedded thunderstorms with localized narrow bands of torrential rainfall are possible very late tonight into Sunday afternoon. Widespread rainfall amounts of 0.50 to 2 inches are expected. However...localized narrow bands of 2-4" of rain are possible within a 3 hour period. While it remains uncertain if these narrow bands of heavier rain occur...the potential exists for localized flash flooding...especially if it were to occur over a vulnerable urban center. - 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: 
Windham; Southern Worcester; Western Norfolk; Suffolk; Eastern Norfolk
Forcast Office: 
NWS Boston/Norton MA
Sender: 
w-nws.webmaster@noaa.gov