1.   As the air pressure drops, winds increase and a tropical depression may form.

2.   A tropical depression may form in the western Caribbean on Sunday near the Mosquito Coast.

3.   In certain places where depressions had formed in the rock, silt had accumulated, giving purchase to the roots of bald cypress.

4.   A tropical depression formed well out to sea, southwest of Cabo San Lucas.

5.   A tropical depression formed Friday north-northeast of Puerto Rico and is expected to become Tropical Storm Humberto in a day or so, hurricane forecasters said.

6.   A tropical depression formed in the Pacific ocean Saturday and was picking up speed and strength as it moved parallel to the Mexican coast.

7.   Meanwhile, a new tropical depression formed in the western Caribbean with a forecast track eventually taking it into the Gulf of Mexico.

8.   Meanwhile, a tropical depression formed in the western Caribbean with a forecast track eventually taking it into the Gulf of Mexico.

9.   Tropical Storm Pablo dissipated over the Caribbean but a new depression formed in the Gulf of Mexico near where the deadly Hurricane Opal was spawned.