GEOLOGY

Detailed explanation-1: -Severe thunderstorms contain multiple dangers that can threaten safety and personal property in any part of the country and at any time of the year including flooding, lightning and lightning induced wildfires, tornadoes, wind and hail.

Detailed explanation-2: -What is a severe thunderstorm? A thunderstorm is classified as “severe” when it contains one or more of the following: hail one inch or greater, winds gusting in excess of 50 knots (57.5 mph), or a tornado.

Detailed explanation-3: -The “High” risk category is reserved for the most dangerous of severe weather outbreaks and means widespread severe storms are expected, with particularly intense, long-track tornadoes likely. This risk category might only be issued a handful of times a year, if not even less.

Detailed explanation-4: -Thunderstorms are often accompanied by high winds, hail, lightning, heavy rain and tornadoes.