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

Today, Today, several developments occurred. Melissa changed into hurricane, before turning into a Category 5 hurricane. Then, it weakened to a Category 4 hurricane and eventually became a Category 3 hurricane before being downgraded to a Category 3 hurricane with sustained winds of 125 mph.

Tropical Storm Melissa continues to spin in the Caribbean. At the same time, "life-threatening and catastrophic flash flooding and landslides" are expected over portions of Southern Hispaniola and Jamaica through the weekend, according to the National Hurricane Center (NHC).

Tropical Storm Melissa is expected to strengthen into a hurricane and is forecast to become a major hurricane by early next week.

Tropical Storm Melissa is forecast to become a major Category 4 hurricane as it meanders throughout the Caribbean Sea, bringing heavy rains and potentially deadly flooding to some of the islands in that region.

Rainfall. Melissa is expected to bring an additional 4 to 8 inches across Jamaica, where storm total amounts will be between 12 to 24 inches. Isolated areas near 30 inches will be possible over mountainous terrain. Ongoing catastrophic flash flooding and numerous landslides will continue through Tuesday night.

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

Tropical Storm Melissa is expected to rapidly intensify over the weekend into a Category 4 hurricane, and could get even stronger. Tropical Storm Melissa is expected to rapidly intensify over the weekend into a Category 4 hurricane, according to the National Hurricane Center.