ML21145A353

Advanced Reactors GEIS Docs - NOAA - What Is a Hurricane?

ML21145A353
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Issue date:	05/25/2021
From:	NRC
To:	NRC/NMSS/DREFS
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From: Giacinto, Joseph Sent: Tuesday, May 25, 2021 2:07 PM To: AdvancedReactors-GEISDocsPEm Resource

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NOAA - What is a Hurricane?

Attachments: NOAA 2018 hurricane.pdf

What is a hurricane?

National Ocean Service National Oceanic and Atmospheric Administration Search U.S. Department of Commerce H O M E O C E A N F A C T S W H A T I S A H U R R I C A N E ?

What is a hurricane?

$KXUULFDQHLVDW\SHRIRUPFDOOHGDtropical cyclone, which forms over tropical or subtropical waters.

Search Our Facts VIDEO: What is a hurricane? Here's what you need to know in less search than a minute. Transcript Get Social A tropical cyclone is a rotating low-pressure weather system that has organized thunderstorms but no fronts (a boundary separating two air masses of different densities). Tropical cyclones with Ü T f R maximum sustained surface winds of less than 39 miles per hour F U (mph) are called tropical depressions. Those with maximum sustained winds of 39 mph or higher are called tropical storms.

More Information When a storm's maximum sustained winds reach 74 mph, it is called a hurricane. The Saffir-Simpson Hurricane Wind Scale is a 1 What is the difference to 5 rating, or category, based on a hurricane's maximum between a hurricane watch and a warning?

sustained winds. The higher the category, the greater the hurricane's potential for property damage. Why do we name tropical storms?

Hurricanes originate in the Atlantic basin, which includes the National Hurricane Center Atlantic Ocean, Caribbean Sea, and Gulf of Mexico, the eastern North Pacific Ocean, and, less frequently, the central North Pacific Ready.gov Ocean. A six-year rotating list of names, updated and maintained by the World Meteorological Organization, is used to identify these storms. Last updated:

06/25/18 "Hurricane Season" begins on June 1 and ends on November 30, https://oceanservice.noaa.gov/facts/hurricane.html[11/23/2020 10:03:09 AM]

What is a hurricane?

https://oceanservice.noaa.gov/facts/hurricane.html[11/23/2020 10:03:09 AM]

What is a hurricane?

https://oceanservice.noaa.gov/facts/hurricane.html[11/23/2020 10:03:09 AM]