Another important source of atmospheric instability is found in tropical waves, which contribute to the development of about 85% of intense tropical cyclones in the Atlantic Ocean and become most of the tropical cyclones in the Eastern Pacific.
Outra importante fonte de inestabilidade atmosférica atópase nas ondas tropicais, que contribúen ao desenvolvemento de arredor do 85 % dos furacáns intensos no océano Atlántico e na maioría dos do Pacífico oriental.