Study shows global warming may lessen odd atmospheric steering currents.
The microscopic dust particles blow across the Atlantic to arrive in the Caribbean.
The twister that devastated Moore, Oklahoma was the 74th presidential disaster declared in the Sooner state in the past 60 years.
Not a single state currently requires residential storm centers.
During a hurricane, storm surge is one of the greatest threats to life and land.
Get ready for another busy hurricane season, and maybe an unusually wild one.
The National Weather Service gave it the top-of-the-scale rating of EF5 for wind speed and breadth, and severity of damage.
Tally based on visual assessments of extensive disaster zone.
Monday's tornado killed at least 24 and destroyed countless homes.
Destroyed elementary school, reduced homes to rubble.
