Natural disasters most likely to occur in Louisiana, particularly in low-lying areas bordering the Gulf of Mexico, include hurricanes and flooding due to heavy rains. Residents should be familiar with several terms that describe severe weather conditions:
Storm Surge: An abnormal rise of the sea along a shore as the result, primarily, of the winds from a storm
Tropical Storm Watch: Winds of 39-73 mph are possible within the next 48 hours
Hurricane Watch: Winds of 74 mph or greater are possible within the next 48 hours
Tropical Storm Warning: Winds of 39-73 mph are expected within the next 36 hours.
Hurricane Warning: Winds greater than 74 mph are expected within the next 36 hours.
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