A tropical depression can have
wind speeds up to 39 mph.
It has no eye and does not
typically have the organization
or the spiral shape of more
A tropical storm is a group
of heavy thunderstorms with
greatest constant winds
between 39 – 74 mph.
Hurricane or Typhoon
A hurricane or typhoon system involved sustained winds that
reach at least 34 meters per second or 74 miles per hour.
In the eye wall the winds and thunderstorms are the
strongest and cause the greatest amount of damage.
Today’s stats show that hurricanes are capable of producing
winds exceeding 155 mph!
Hurricanes are measured by category rating of 1 to 5 on the Safﬁr-
Simpson scale. Level ﬁve is the most dangerous and destructive.
Hurricanes occur in the Caribbean Sea, Eastern Paciﬁc
Ocean, Southern Atlantic Ocean and in the Gulf of Mexico.
Studies and research conclude that there are high possibilities of extreme and
intense hurricanes to occur in the next century since the climate is warmed due
to the increase in greenhouse gases in our atmosphere.