"Heavy rain is already moving through Louisiana and will continue over the next few days," AccuWeather's Alex DaSilva said.

A system was detected off the Atlantic Coast of Florida and is expected to move into the northern Gulf Coast and develop into a tropical depression.

The National Hurricane Center once again dropped the likelihood of formation for the tropical system hovering just offshore of Mississippi to 30% in the next two to seven days.

The heaviest rains are expected to instead take aim at the Acadiana area, but flash flooding will be an issue there and in New Orleans and Baton Rouge metros. Here's more.

Invest 93L will move westward over Louisiana on Thursday. The western Florida Panhandle will see minor impacts through Saturday.

The area of low pressure in the Gulf may not become a tropical depression after all. The National Hurricane Center on Thursday lowered the chances of Invest 93L becoming a depression from 40 percent to 30 percent as it tracked westward over the northern Gulf toward Louisiana.

It may or may not develop into a tropical depression, but the system will bring rains and the possibility of flooding. Here's the forecast for New Orleans, Baton Rouge and Lafayette.

An area of low pressure continues to move west across the Florida Panhandle as it brings rain and thunderstorms mainly south of its center, the National Hurricane Center said.