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When does a tropical depression become a tropical storm?
A tropical depression becomes a tropical storm when sustained winds reach 39 mph or greater.
Why is a hurricane called a tropical depression?
A tropical depression is a tropical cyclone with winds under 39 mph. When winds reach or exceed that limit it is called a tropical storm and is given a name. Tropical depression 9 denotes the 9th tropical cyclone of that year in a particular ocean basin.
When winds blow 39 mph per hour with tropical depression is a what storm?
If sustained winds reach or exceed 39 mph, a tropical depression becomes a tropical storm.
What is a typhoon depression?
A typhoon and a tropical depression are different intensity levels of tropical cyclone. A tropical depression is organized enough to be considered a tropical cyclone, but has sustained winds of less than 39 mph. If a depression gets stronger it is considered a tropical storm. A typhoon is equivalent to a hurricane, with sustained winds of 74 mph or higher. Most typhoons stat out as tropical depressions.
Which way do winds rotate in a tropical depression?
In the Northern Hemisphere, winds in a tropical depression rotate counterclockwise. In the Southern Hemisphere, they rotate clockwise. This rotation is due to the Coriolis effect caused by the Earth's rotation.
How long was Katrina a tropical depression?
Katrina was only a tropical depression for a few hours. Soon after forming, Tropical Depression 12 became Tropical Storm Katrina.
When was Hurricane Katrina first identified?
Hurricane Katrina formed as Tropical Depression Twelve over the southeastern Bahamas on August 23, 2005 as the result of an interaction of a tropical wave and the remains of Tropical Depression Ten
When did Hurricane Katrina first develop?
Hurricane Katrina first developed as a tropical depression on August 23, 2005, over the Bahamas. It later intensified into a Category 5 hurricane as it moved through the Gulf of Mexico towards the United States.
Did people expect hurricane Katrina?
yes they did as Hurricane Katrina formed as Tropical Depression Twelve over the southeastern Bahamas on August 23, 2005 as the result of an interaction of a tropical wave and the remains of Tropical Depression Ten
What caused hurricane Katrina to downgrade to a tropical depression on August 30th?
I am not sure
What are the sources of Hurricane Katrina?
Hurricane Katrina formed as Tropical Depression Twelve over the southeastern Bahamas on August 23, 2005 as the result of an interaction of a tropical wave and the remains of Tropical Depression Ten
How did the Hurricane Katrina start?
Hurricane Katrina formed as Tropical Depression Twelve over the southeastern Bahamas on August 23, 2005 as the result of an interaction of a tropical wave and the remains of Tropical Depression Ten
Why did the Hurricane Katrina form over the Bahamas?
Hurricane Katrina did not form over the Bahamas. It originated as a tropical depression over the southeastern Bahamas and gradually intensified as it moved westward over warm waters in the Gulf of Mexico, eventually making landfall along the coasts of Louisiana and Mississippi in 2005.
Where was hurricane Katrina coming from?
Hurricane Katrina formed as Tropical Depression Twelve over the south eastern Bahamas on August 23, 2005
Where did Hurricane Katrina originate?
Hurricane Katrina started like many hurricanes as a tropical wave. In this case near the Bahamas. The system fed on the moisture from the warm ocean water and organized into Tropical Depression Twelve. As it continued to strengthen it soon became Tropical Storm Katrina and eventually Hurricane Katrina.
When was Hurricane Katrina last seen?
Hurricane Katrina made landfall in Louisiana on August 29, 2005, and gradually weakened into a tropical storm as it moved inland. The remnants of the storm dissipated over the eastern United States by August 31, 2005.
When did hurricane Katrina start?
Hurricane Katrina first formed as a tropical depression on August 23, 2005 and struck Florida on August 25. Katrina's famous landfall near New Orleans was on August 29. Katrina was absorbed by another system on August 30.
