Hurricane Definitions - MSNewsNow.com - Jackson, MS

Hurricane Definitions

Tropical Disturbance: An area of thunderstorms in the tropics that keeps its identity for 24 hours or more. Tropical Cyclone: General term for low-pressure circulation originating over tropical waters.Tropical Depression: A complete low pressure circulation with winds up to 38 mph (Depressions are not named, but if atropical storm weakens to a depression, it keeps its original name).Tropical Storm: A low pressure circulation with highest sustained winds of 39-73 mph and a warm center. Storms are named.Hurricane: A pronounced low pressure circulation with highest sustained winds of 74 mph or more and a warmcenter. Hurricanes are named.Major Hurricane: A hurricane with highest winds of more than 110 mph.Eye: The relatively calm area in the center of a hurricane. Eyes can range from five to more than 50 miles across.Eye Wall: A doughnut-shaped zone of highest winds and greatest violence surrounding the eye.Flash Flood Watch: A flash flood is possible in the area.Flash Flood Warning: A flash flood is imminent in the area.Tropical Storm Watch: Tropical storm conditions, including winds of 39-73 mph, are possible within 36 hours.Tropical Storm Warning: Tropical storm conditions, including winds of 39-73 mph, are expectedHurricane Watch: Hurricane conditions (winds of 74 mph or more and/or dangerously high water) are possible within 36 hours.Hurricane Warning: Hurricane conditions (winds of 74 mph or more and/or dangerously high water) are expected within 24 hours.
  • Hurricane Tracker - Local PromoMore>>

  • Hurricane Tracker

    Hurricane Tracker

    - Shows current tropical storm path in an easy-to-understand format.
    - Zoom in or out to see precise locations along the storm path.
    - Read the latest tropical weather updates as soon as they are announced. 
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  • Hurricanes Made Easy

    Hurricanes Made Easy

    Special Presentation developed for children to help them understand what hurricanes.More >>
    Check out our Special Presentation developed for children to help them understand what hurricanes are and how they work. Print out pages and a special completion certificate for completing the presentation. More >>
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