Thunderstorm Wind in Connecticut
Every thunderstorm wind event the National Weather Service has filed in Connecticut, year by year, with the most significant episodes. Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
The most significant on the map
The most significant thunderstorm wind 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
- 2,455
- Deaths
- 12
- Injuries
- 77
- Damage
- $20 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 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.
- 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.
- Hail and Damaging Winds in Connecticut, June 8, 2008Numerous severe thunderstorms developed as a weak upper level trough interacted with a hot and humid airmass across the region. Strong downburst winds were characteristic of many of the storms.
- Damaging Winds in Connecticut, September 6, 2017A passing cold front triggered isolated severe thunderstorms, which impacted New London County.
- Hail and Damaging Winds in Connecticut, June 30, 2019A strong upper level disturbance triggered severe thunderstorms across Southern Connecticut.
- Damaging Winds in Connecticut, July 17, 2019An approaching cold front and mid level shortwave triggered severe thunderstorms that impacted Southern Connecticut.
- Damaging Winds in Connecticut, August 4, 2015An approaching cold front triggered a cluster of severe thunderstorm producing multiple macrobursts that impacted Southern Connecticut.
- Damaging Winds in Connecticut, June 2, 2000Lines of severe thunderstorms swept southeast across the region. They produced high winds that downed many trees and power lines and caused 1 death and 1 injury.
- Damaging Wind in Connecticut, June 23, 2011A passing upper level disturbance interacted with a nearby stationary front to produce an isolated strong thunderstorm, whose strong winds and heavy rainfall combined to bring a tree down on a car in Fairfield County, killing the occupant.
- Damaging Winds in Connecticut, June 26, 2024Strong storms moved through southern New England overnight bringing a line of very strong winds which caused damage in Connecticut while also producing two tornadoes in Rhode Island and Massachusetts.
- Damaging Winds in Connecticut, May 27, 2014An isolated thunderstorm moved southeast across Litchfield County Connecticut during the late afternoon and early evening hours on Tuesday, May 27th.
- Damaging Wind in Connecticut, June 22, 1997Severe thunderstorms caused high winds that knocked down trees in Stamford. High winds also caused a 24 foot sailboat to capsize about 2 to 3 miles south of Darien in Long Island Sound. A 78 year old man died after he was thrown from the boat.
- 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.
- Tornado and Damaging Wind in Connecticut, June 24, 1985
- 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.
- Damaging Winds in Connecticut, August 2, 2018Bermuda high pressure brought heat and humidity to Northern Connecticut. Heat indices climbed into the 90s. This tropical weather caused a few thunderstorms to develop.
- 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
- Tornadoes and Damaging Winds in Connecticut, November 13, 2021A strong and slow moving frontal boundary, along with a potent mid level disturbance triggered strong to severe thunderstorms which impacted Southern Connecticut. Three tornadoes touched down in Eastern Southern Connecticut.
- Tornadoes and Hail in Connecticut, May 15, 2018Severe thunderstorms impacted portions of Litchfield County during the afternoon of May 15th. A supercell thunderstorm crossed northern portions of the county, resulting in hail up to two inches in diameter, two confirmed tornadoes, and straight-line wind damage.
- Hail and Damaging Winds in Connecticut, June 9, 2011A pre-frontal trough and an approaching cold front caused a bout of widespread severe weather across most of Southern Connecticut.
More
Thunderstorm Wind everywhereEvery kind of event in Connecticut
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.