As of June 2, 2013, the last confirmed tornado to affect Oklahoma appears to have been an EF0 on the north side of Moore on May 31. However, surveys are still underway, and more tornadoes from later that same day may be confirmed. The tornado was one of several that affected the Oklahoma City area on that day, including an EF3 that killed at least 7 people near El Reno.
As of May 3, 2012 the last tornado to hit Oklahoma was on April 30.
Oklahoma city was devastated by a mile wide F5 tornado on May 3, 1999.
See the link below for Oklahoma tornado statistics.
The last F5 or EF5 tornado to hit the United States was on May 20, 2013 in Moore, Oklahoma. The last U.S. tornado to be rated F5 on the original Fujita scale (though EF5 is essentially the same rating) was the Bridgecreek-Moore, Oklahoma tornado of May 3, 1999.
Tornadoes hit Oklahoma every year.
Hammon was hit by an EF2 tornado on March 8, 2010.
The Moore, Oklahoma tornado of 2013 lasted approximately 40 minutes.
Yes. Moore, Oklahoma was hit by an F4 tornado on May 8, 2003.
The last tornado to hit Taylor was the summer of 1980.
There were many tornadoes in Oklahoma in 1999, but presumably you mean The F5 that hit the Oklahoma City area on May 3. That tornado had winds of just over 300 mph.
The have been numerous tornadoes in Oklahoma in 2013. The most significant of these tornadoes hit Moore, a suburb of Oklahoma City.
There was an F5 that hit the Oklahoma city area in 1999, but it had weakened to F4 intensity by the time it hit Oklahoma city proper.