If a tornado is confirmed it will be given a rating on the Enhanced Fujita Scale, which runs from EF-0 to EF-5.
Storms moved through parts of Oklahoma on Thursday morning, with at least five tornado warnings issued and two tornadoes that touched down in Purcell and Shawnee, leaving behind damage.
The National Weather Service predicts that the severe weather and tornado threat has ended for much of Oklahoma on Thursday, over Norman, Moore, Oklahoma City and Edmond, yet is not in the clear for ...