Tropical Storm Dexter is strengthening, and forecasters are keeping a close eye on two systems that could become tropical depressions.

The National Hurricane Center is monitoring two disturbances in the Atlantic. A third, Tropical Storm Dexter, the fourth named storm of the season, continues to move out to sea. Why it matters: August is usually when hurricane season ramps up,

The National Hurricane Center is monitoring multiple areas, including Tropical Storm Dexter. Dexter formed on Sunday and is projected to remain a tropical storm in the Atlantic. However, the NHC is also keeping a close eye on two additional areas that have the potential for further development.