TRACKING THE TROPICS Tropical Storm Melissa formed on Tuesday in the Caribbean and is expected to become a hurricane by the weekend. Here's the latest track:

Unlike other storms in this hurricane season, Melissa is likely to have a devastating effect on some of the most populated islands in the Caribbean.

The National Hurricane Center is keeping a close eye on Tropical Storm Melissa, which is expected to rapidly intensify into a major hurricane.

Invest 98L strengthened as expected into Tropical Storm Melissa Tuesday, Oct. 21. Further strengthening is expected.

The system is a tropical wave of low atmospheric pressure that’s centered over the eastern Caribbean Sea, producing thunderstorms and heavy rainfall.

Tropical Storm Melissa is expected to undergo rapid intensification and grow into a powerful Category 4 hurricane by early next week.

The National Hurricane Center is tracking Tropical Storm Jerry and a trough of low pressure, along with three tropical waves.

The National Hurricane Center has named the tenth storm of the Atlantic season. Tropical Storm Jerry has formed in the Central Atlantic and is expected to become a hurricane by Wednesday or Thursday.

Tropical Storm Eta unleashed torrential rain on South Florida overnight and on Monday after making landfall in the Keys, flooding roads and residential neighborhoods and knocking out power for thousands as it moved back over the Gulf of Mexico.

Hurricane Wilma tapped into the warm Caribbean waters, and paired with low wind shear in the atmosphere, and the storm underwent a record-setting and staggering period of intensification. The storm's central pressure bottomed out at 26.04 inches of mercury (882 mb), a record that still stands for Atlantic hurricanes 20 years later.