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Descriptor in English: Cyclonic Storms
Descriptor in Spanish: Tormentas Ciclónicas
Descriptor in Portuguese: Tempestades Ciclônicas
Descriptor in French: Tempêtes cycloniques
Entry term(s): Cyclone
Cyclones
Cyclonic Storm
Hurricane
Hurricanes
Storm, Cyclonic
Storm, Tropical
Storms, Cyclonic
Storms, Tropical
Tropical Storm
Tropical Storms
Typhoon
Typhoons
Tree number(s): G16.500.175.500
N06.230.100.230.100
SP4.037.403.524.285
SP4.117.383.492
SP8.473.654.587.462
Scope note: Non-frontal low-pressure systems over tropical or sub-tropical waters with organized convection and definite pattern of surface wind circulation.
Annotation: coordinate with DISASTERS if pertinent; specify geographic location
Allowable Qualifiers: CL classification
EC economics
HI history
MO mortality
PC prevention & control
SN statistics & numerical data
History Note: 2010 (2009)
See also the descriptors: Storms DeCS
Tropical Cyclone DeCS
Turbulence DeCS
DeCS UI: 53350
Descriptor UI: D055867
Date Established: 2009/01/01
Date of Entry: 2008/07/08
Revision Date: 2018/06/30
Cyclonic Storms - Preferred
Concept UI M0521290
Scope note Non-frontal low-pressure systems over tropical or sub-tropical waters with organized convection and definite pattern of surface wind circulation.
Preferred term Cyclonic Storms
Entry term(s) Cyclone
Cyclones
Cyclonic Storm
Storm, Cyclonic
Storms, Cyclonic
Hurricanes - Narrower
Concept UI M0521292
Scope note Northern hemisphere CYCLONIC STORMS east of the International Dateline to the Greenwich Meridian, with winds over 74 mph.
Preferred term Hurricanes
Entry term(s) Hurricane
Tropical Storm - Narrower
Concept UI M0521335
Scope note A tropical cyclone in which the maximum sustained surface wind speed ranges from 34 kt (39 mph or 63 km/hr) to 63 kt (73 mph or 118 km/hr).
Preferred term Tropical Storm
Entry term(s) Storm, Tropical
Storms, Tropical
Tropical Storms
Typhoons - Narrower
Concept UI M0521291
Scope note Pacific tropical cyclones north of the Equator west of the International Dateline. These have winds over 74 mph.
Preferred term Typhoons
Entry term(s) Typhoon



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