Latest Enhanced Fujita Scale Stories
Experts say damage from storms could be reduced by better building practices and better enforcement of existing codes.
According to an analysis Friday by the National Weather Service, at least one of the tornadoes that killed hundreds across the South this week was an EF-5 storm.
The government is changing how it categorizes tornadoes after finding that it doesn't take 300 mph winds to disintegrate homes and turn cars into missiles - a 200 mph twister can do just as much damage.
- The abrogation of a law by a higher authority; annulment.