Friday there was severe weather in Maryland. National Weather Service has a specific surveying process to measure the wind speeds of a possibly tornadic storm.
adequate safe rooms or shelters to protect the children. and they do have them installed in many parts of the state. just so happens they do not have them at the tower plaza school or briarwood at this point either. we told you that the tornado was now considered an ef-5. it made us think about how does the national weather service make that determination, especially after the tornado has already come through? i want to bring in the weather channel s mike seidel for insight on this. it s fascinating. a lot of people assumed it yesterday and they finally made it official. how do they make it official? well, they go out and do these damage assessments. and they were still doing them late yesterday, brian. we first had the fujita scale from 1971 on and then back in 2006, we revamped it over about a four-year period and introduced that in 06. the national weather service storm prediction center. now it s the enhanced fujita. we have a lot of damage indicators.