Severe weather season in Texas, or when severe thunderstorm activity peaks between March and June, coincides with transitional weather patterns typical for spring. The jet stream’s position over Texas ...

It's tornado season in Colorado. After a tornado has touched down and caused damage, it's up to the National Weather Service to determine its intensity. Meteorologists do this using a scale called the ...

Tornado ratings are commonly assigned after severe weather strikes, but there's one type of classification you might not have heard of before: the so-called EFU tornado, as we saw recently in South ...

As summertime thunderstorms start to pick up and hurricane season has begun as of June 1, it’s important to refresh on the various types of weather hazards. From rain, hail, wind and flooding, there ...

FAYETTEVILLE, Ark. (KNWA/KFTA) — April 10, 1929, was the day the only documented F5 tornado occurred in Arkansas. It stretched from southern Batesville to north of Swifton and southern Alicia. How are ...

ATLANTA (AP) -- The gernment 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 ...

Tornadoes rated EF5 are inconceivable. They raze the Earth with winds exceeding 200 mph, sweeping foundations bare and peeling the bark off trees. Some pry pavement off roadways, scouring into the ...

MADISON, Wis. -- Starting immediately, the National Weather Service La Crosse office will adopt the EF-U (Unknown) rating as an acceptable rating for tornadoes that touch down in parts of Wisconsin, ...