BIG COUNTRY (KTAB/KRBC) – Some might think the Enhanced Fujita (EF) Scale is basically the same as the original Fujita (F) Scale, but Big Country Meteorologists Carter Vandrasik and Katalina Bell say that’s not the case.

What is the F scale?

"It is what we use to determine the strength of the tornado. It was used from a specific time, the early 1970s, when it was invented by Dr. Ted Fujita," Katalina shared. "It's a scale from 0-5 based on the damage left behind and the wind speeds from a tornado. The F scale was from the 1970s when it was invented, and ran all the way to 2007 when they upgraded the scale to EF... The scale was groundbreaking at the time, but it was limited because it didn't account for different construction types or building strength. So it didn't matter what the struc

See Full Page