By the time Invest 98L reaches the central Caribbean in the middle to later part of this week, a tropical depression is likely to form.

Invest 98L is expected to strengthen and develop into a tropical depression or Tropical storm Melissa over the next few days, NHC forecasters say.

Invest 98L now has a 70% (medium) chance of developing into a named storm in the Caribbean within the next seven days.

L does not yet have a closed circulation, meaning it’s not an organized system. It's moving fast at about 20 to 25 mph westward, so development will stay limited

Invest 98L is likely to develop in the Caribbean. As of Monday afternoon, it had a 50% chance of developing over the next two days and an 80% chance of developing over the next week. If Invest 98L becomes Tropical Storm or Hurricane Melissa, it will be the 13th named storm of the 2025 Atlantic hurricane season.

This disturbance, known as Invest 98L, was a few hundred miles west of the Windward Islands early Monday and was producing a broad area of disorganized showers and thunderstorms packing winds of 30 to 40 mph. Satellite imagery still shows it lacking a closed center of circulation as it quickly tracks west.

According to the National Hurricane Center (NHC), a tropical depression could develop this week in the Caribbean. A tropical system, designated by the NHC as Invest 98L, is currently over the eastern Caribbean Sea,

There is a high chance of a tropical wave developing over the next 7 days as it moves through the Caribbean. There is plenty of time to watch it, and it does not represent a threat to South Carolina.

The disturbance, currently identified as Invest 98L, continues to organize itself over the central Caribbean Sea. Satellite and radar data early Tuesday show that the system now has a broad but improving circulation. While it still lacks a fully defined center, the overall structure is becoming more organized.

The National Hurricane Center says that Invest 98L has formed in the Atlantic Ocean. If it does develop into a tropical storm or hurricane, it’ll be named Melissa. The official end of the Atlantic Hurricane season is Nov. 30. TAMPA, Fla. - Invest 98L has formed in the Atlantic Ocean, according to the National Hurricane Center.