WSCs Meteorological Service (WSCMS)

The WSC Meteorological Service (WSCMS) is responsible for tropical cyclones within the Atlantic, East, Central and Western Pacific.

Tropical cyclone classifications
<30 mph = Tropical Disturbance

30 - 39 mph = Tropical Depression

40 - 54 mph = Tropical Storm

55 - 74 mph = Severe Tropical Storm

75 - 99 mph = Tropical Cyclone

100 - 139 mph = Severe Tropical Cyclone

140 mph + = Violent Tropical Cyclone