Aug 4, 2018
An atmospheric trough moved over Massachusetts on the 4th, tapping high amounts of moisture in the air to cause heavy showers that resulted in flooding. Up to 6.5 inches of rain fell on Cape Cod, and 1 to 3 inches across the rest of Massachusetts. A few thunderstorms also moved across the state, causing wind damage.
Source: NOAA National Weather Service Storm Events Database (event 780458). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Bristol County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.