1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
1 thunderstorm wind. Local standard time, as filed.
A peak wind gust to 58 mph during a thunderstorm was recorded by the Littleton Police Dept. Pea-size hail reportedly covered the ground in Westford and pea- to marble-size hail was reported in Groton.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Massachusetts in 1994Every state in 1994This day in weather historyWarnings in Massachusetts, July 1994
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10329107.