0
90 miles per hour
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
At what speed does a tropical storm become a hurricane?
A tropical storm becomes a hurricane when sustained winds reach 74 mph or greater.
How many mph is a hurricane's weakest wind?
The minimum wind speed for a storm to be called a hurricane is 74 mph.
What factor determines when a tropical storm becomes a hurricane?
When the wind speed is greater than 74 miles per hour, it is considered a hurricane, category one.when the wind exceed 119 km/h the storms is classified as hurricane.
What is wind speed and what does it have to be with hurricane?
Wind speed is the speed that wind moves at. It relates to hurricanes in that a tropical storm does not become a hurricane until sustained winds reach 74 miles per hour or faster.
What type of tropical storm with winds 119km per hour or more?
Such a storm is called a hurricane.
What is the official wind speed to create a hurricane?
The minimum wind speed for a storm to be considered a hurricane is 74 mph.
At what speed does a tropical storm become a hurricane?
A tropical storm becomes a hurricane when sustained winds reach 74 mph or greater.
What is the lowest recorded speed of a hurricane spinning?
The minimum wind speed for a hurricane is 74 miles per hour. Below that the storm is not considered to be a hurricane.
How hurricane Andrew start?
Hurricane Andrew obviously started as a Tropical storm . every single hurricane starts as a tropical storm hurricanes can sometimes go from a tropical storm to A Up from hurricane to a tropical storm very quickly . but the wind speed to start a hurricane is 74 anything less is a tropical storm
What is the main difference between a hurricane and a tropical storm?
A tropical storm and a hurricane are distinguished by absolute barametric pressure at the eye and the eye wall wind speed. A tropical storm is a weak form of a hurricane.
What speed is a storm classified as a hurricane?
74 mph or more
What speed classifies a storm as a hurricane?
74 mph or more
What wind speed must be reached for a hurricane to develop?
75mphOnce a tropical storm has a wind speed of 74 mph it is officially a hurricane so 74 is the lowest wind speed for a hurricane.
What does each hurricane category mean?
It refers to the wind speed of the storm.
Who decides hurricane or tropical storm?
The category of the storm - depends on the wind speed, and barometric pressure reading.
How many mph is a hurricane's weakest wind?
The minimum wind speed for a storm to be called a hurricane is 74 mph.
How do a meteorologists determine the difference between a tropical storm and a hurricane?
By measuring the sustained wind speed. If the wind speed of a tropical cyclone is anywhere in the range of 39 to 73 mph then it is a tropical storm. If the wind speed is 74 mph or greater then it is a hurricane.
