Tornado in Connecticut
Every tornado event the National Weather Service has filed in Connecticut, year by year, with the most significant episodes. A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
The most significant on the map
The most significant tornado episodes in Connecticut.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The record
- Events
- 130
- Deaths
- 4
- Injuries
- 703
- Damage
- $603 million
Every year
The most significant
Ranked by deaths, injuries, damage and size together.
- Tornado and Damaging Winds in Connecticut, October 3, 1979
- Tornadoes and Damaging Winds in Connecticut, July 10, 1989
- Tornadoes and Hail in Connecticut, May 24, 1962
- Tornadoes and Hail in Connecticut, May 15, 2018An approaching cold front triggered numerous severe thunderstorms over southern Connecticut. These storms produced 2 tornadoes in the Lower Hudson Valley, as well as microbursts and macroburts.
- Tornadoes in Connecticut, August 21, 1951
- Tornado and Damaging Winds in Connecticut, June 24, 2010A cold front and strong upper level trough moved across the Tri-State, triggering severe thunderstorms across Southwest Connecticut during the afternoon.
- Tornado in Connecticut, July 29, 1971
- Tornadoes in Connecticut, May 10, 1954
- Tornado in Connecticut, September 6, 1973
- Tornado in Connecticut, July 14, 1950
- Tornadoes in Connecticut, June 23, 2001A warm front, moving into Connecticut, produced a line of showers and isolated thunderstorms during the early afternoon of June 23. One cell developed into a supercell which then spawned two tornados in Litchfield County.
- Tornado in Connecticut, September 7, 1958
- Tornado and Hail in Connecticut, June 26, 2009A cold front moved across Southern New England providing lift for showers and thunderstorms to develop across the area. Strong instability across the state of Connecticut as well as deep layer shear resulted in many of these storms to become severe.
- Tornadoes in Connecticut, July 1, 2013A series of shortwaves moved along a stationary boundary to the west of Southern New England, igniting showers and thunderstorms.
- Tornado and Damaging Wind in Connecticut, June 24, 1985
- Tornado in Connecticut, July 3, 1996A team of National Weather Service Meteorologists confirmed that an F1 tornado occurred.A small area of strong thunderstorms moved through the area and the first serious damage occurred north and west of Montoe Park, just to the north of downtown Waterbury.
- Tornado in Connecticut, July 12, 2006A tornado moved east to northeast into the Kensico Reservoir Region of extreme eastern Westchester County; across Routes 22 and 120 in the North Castle area.As the tornado entered extreme southwest Fairfield County at 4:01 pm EDT, F1 damage was observed in North Greenwich along…
- Tornado and Damaging Winds in Connecticut, August 27, 2020An upper level disturbance in close proximity to a departing warm front triggered numerous severe thunderstorms across Northern New Jersey. A tornado touched down in Bethany to North Haven in New Haven County.
- Tornado and Flood in Connecticut, July 21, 2010A warm front edging into the southern portions of Southern New England, followed by a cold front moving eastward across the area resulted in severe thunderstorms across much of the area.
- Tornado and Hail in Connecticut, June 18, 1962
- Tornadoes and Damaging Winds in Connecticut, July 31, 2009A cold front transiting the Tri-State formed a squall line with multiple bow echoes, producing two tornadoes, and widespread damage from straight line winds.
- Tornado and Damaging Wind in Connecticut, July 19, 1971
- Tornado in Connecticut, August 20, 1951
- Tornado in Connecticut, August 19, 1965
- Tornado in Connecticut, August 11, 1966
More
Sources
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.