All states have had tornadoes in the past 50 years.
As of mid December 2013 there have been 12,800 officially documented tornadoes in the United States in the past 10 years. Note that figures for several months in 2013 are still preliminary.
In the past 10 years (counted as 2002 to 2011 as data for 2012 so far is preliminary) there have been 13,411 confirmed tornadoes in the U.S.
That is impossible to determine. Tornadoes have been around longer than there have been people have been around to record them. The first recorded tornado in North America was in 1671 in the then colony of Massachusetts.
Preliminary estimates show that there have been 1286 tornadoes so far in the U.S., though the actual number is probably lower. More tornadoes will probably occur before the end of the year.
Neither. Utah didn't become a state until 1896, which was over 30 years after slavery had been abolished.
Texas by far has had the highest number of tornadoes in the past 50 years.
In the past ten years, there have been around 40-50 tornadoes that have touched down in New York State. Tornadoes in New York are relatively rare compared to states like Oklahoma or Texas.
So far there have been no tornadoes recorded in Alaska in 2011. In the past 60 years the state has only has 3 recorded tornadoes. All rated F0.
In the years 2000-2010 there have been 13,817 tornadoes confirmed in the United States.
there have been several tornadoes in new jersery
In the past 5 years (2010-2014) tornadoes have hit every state except Alaska.
There have been about 6,300 tornadoes in the U.S. in the past 5 years with more worldwide.
Yes. Pensacola has been hit by tornadoes as strong as F3.
Tornadoes are a rare occurrence in New Hampshire, averaging about 3 every 4 years in the state
Yes. North Carolina has been hit by both tornadoes and hurricanes. In 2011 the state was first hit hard by both.
In the years 2000-2007 tornadoes killed 24 people in Texas.
No tornadoes there. The area doesn't support that type of weather.