Massachusetts Severe Flood Warning | Effective 09/27/2026 13:26

Headline: 
Flood Warning issued September 27 at 4:26PM EDT until September 27 at 7:30PM EDT by NWS Boston/Norton MA
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
September 27, 2026 - 1:26pm
Expires: 
September 27, 2026 - 4:30pm
Description: 
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Norfolk County in eastern Massachusetts... Southwestern Suffolk County in eastern Massachusetts... North Central Bristol County in southeastern Massachusetts... West Central Plymouth County in southeastern Massachusetts... * WHEN...Until 730 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. * ADDITIONAL DETAILS... - At 426 PM EDT, emergency management reported heavy rain in the warned area. Flooding is already occurring. Between 2.5 and 3.5 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are possible in the warned area. - Some locations that will experience flooding include... Boston, Brockton, Quincy, Brookline, Weymouth, Braintree, Randolph, Franklin, Needham, Norwood, Milton, Stoughton, Dedham, Walpole, Mansfield, Easton and Canton. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Area Description: 
Bristol, MA; Norfolk, MA; Plymouth, MA; Suffolk, MA
Forcast Office: 
NWS Boston/Norton MA
Sender: 
w-nws.webmaster@noaa.gov