At a Glance It has characteristics of both a tropical storm and a non-tropical low-pressure system.Its strongest winds tend to be farther from the center than in a tropical storm.They're not hurricanes, but can eventually evolve into tropical storms. Subtropical storms like Nicole in the Atlantic this week can occur one or more times each hurricane season and are a hybrid of two different, familiar storm types. To explain subtropical storms, we need to start by explaining these two different...