May 21, 2013 5:42 am What Does the Tornado Scale Mean? NBC10 First Alert Weather meteorologist Michelle Grossman discusses what the EF (Enhanced Fujita) Scale means when determining the strength of a tornado. US & World Videos 3:54 NJ farm, other local growers face challenges due to climate change 3:04 Frost advisory in place overnight until Tuesday morning 3:12 Showers, storms, gusty winds heading into weekend 3:05 Strong winds and heavy rain 3:32 Time to bring out the umbrellas: Thunderstorms, heavy rain expected for end of work week
