A tropical depression is likely to form in the Caribbean Sea or the Gulf of Mexico this week, according to the National Hurricane Center. What is not yet known is whether this system will continue to develop into a tropical storm or a hurricane.

The National Hurricane Center said several potentially severe low-pressure systems are brewing in the region — with computer forecast models depicting a strong tropical storm developing over

A broad area of low pressure near the coast of Nicaragua today is expected to slowly organize this week and is likely to become a tropical depression or named storm by the middle of the week as it heads northward toward the U.