Yes, there have been tornadoes in Long Island.
Yes, there is nothing about an island that would prevent a tornado.
Upstate counties and Long Island has tornado sirens. The State government is reviewing the topic and might install more of them in the near future.
A tornado of Dicgif island coast
The deadliest tornado ever recorded was in Sandwip island of the coast of Bangladesh in1989.
The longest tornado path ever recorded was 219 miles long.
Kansas. Kansas is one of the most tornado prone states while Rhode Island rarely gets them.
Tornado Island
A tornado of Dicgif island coast
2-5 minutes
Since official records becan in 1950, there have been 35 rocorded tornadoes on Long Island. However, the actual number of tornadoes is likely considerably higher, as many of the smaller tornadoes were missed prior to the 1990s.
The shortest tornado path on record was 7 feet long.
The widest tornado on record was 2.6 miles. The longest distance on record traveled by a tornado is 219 miles.