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Also: Glossary of Tropical Cyclone TermsNWS Glossary

ARWOAerial Reconnaissance Weather
ASOSAutomated Surface Observing Systems
ASTAtlantic Standard Time (EST + 1 or same as EDT)
AVNAViation ruN of the NCEP MRF model.
AWIPSAdvanced Weather Interactive Processing System
CARCAHChief, Aerial Reconnaissance Coordination, All Hurricanes
CDTCentral Daylight Time
CLIPERCLImatology and PERsistence (statistical track forecast model)
CONUSContinental United States
CPContinental Polar (dry (continental) and cold (polar) airmass)
CPHCCentral Pacific Hurricane Center
CSTCentral Standard Time
DACDisaster Application Center
DAEDisaster Assistance Employee
DCODefense Coordinating Officer
DFODisaster Field Office
DOCDepartment of Commerce
EASEmergency Alert System
EBSEmergency Broadcast System
ECMWF European Centre for Medium-range Weather Forecasts
EDTEastern Daylight Time
EICCEmergency Information and Coordination Center (FEMA)
EMSEmergency Medical Services
EMWINEmergency Manager's Weather Information Center
EMXEuropean Center for Medium-range Weather Forecasting (ECMWF) Model
EMXIPrevious cycle EMX, adjusted
EOCEmergency Operations Center
EOPEmergency Operations Plan
ERTEmergency Response Team (FEMA)
ERT-AAdvance Element of the Emergency Response Team (FEMA)
ESFEmergency Support Function
ESTEmergency Support Team (FEMA) / Eastern Standard Time
FASTField Assessment Team
FCOFederal Coordinating Officer (FEMA)
FEMAFederal Emergency Management Agency
FRPFederal Response Plan
GFDLGeophysical Fluid Dynamics Laboratory (a place and a computer model)
GFSGlobal Forecasting System
GMTGreenwich Mean Time
GOESGeostationary Operational Environmental Satellite
GUNAGFDI-UKMI-NGPI-AVNI model ensemble average
GUNSGFDL-UKMET-NOGAPS model ensemble average
HESHurricane Evacuation Study
HFHigh Frequency
HSTHawaii Standard Time
HWRFHurricane Weather Research and Forecasting Model
ICSIncident Command System
ITInformation Technology Directorate (FEMA)
ITCZInter-Tropical Convergence Zone
JICJoint Information Center
JTWCJoint Typhoon Warning Center
KTKnots (nautical miles per hour 1 KT = 1.15 MPH)
LBARLimited area BARotropic (NCEP model)
LLCCLow Level Cloud Center
MStatute Mile
MEOWMaximum Envelope of Water or Maximum Envelope of Winds
MERSMobile Emergency Response Support (FEMA)
MOCMERS Operations Center (FEMA)
MPHMiles Per Hour
MRFMedium Range Forecast (NCEP)
MSMeters Per Second
MTMitigation Directorate (FEMA)
NASANational Aeronautics and Space Administration
NAWASNational Warning System
NDMSNational Disaster Medical System
NECCNational Emergency Coordination Center (FEMA)
NEXRADNext Generation of Radar
NHCNational Hurricane Center
NMNautical Mile
NOAANational Oceanic and Atmospheric Administration
NOGAPSNaval Operational Global Atmospheric Prediction System
NPSCNational Process Serving Center (FEMA)
NTCNational Teleregistration Center (FEMA)
NVOADNational Voluntary Organizations Active in Disaster
NWSNational Weather Service
NWSFONational Weather Service Forecasting Office
OSOperations Support Directorate (FEMA)
OSCOn-Scene Coordinator
PIOPublic Information Officer
PTPreparedness, Training and Exercises Directorate (FEMA)
PUPPrinciple User Processor
RACESRadio Amateur Civil Emergency Service
RADARRadio Detection And Ranging
RDRegional Director
REACTRadio Emergency Associated Communication Team
ROCRegional Operations Center
RRResponse and Recovery Directorate (FEMA)
SCOState Coordinating Officer
SHIFORStastical Hurricane Intensity FORecast
SHIPSStastical Hurricane Intensity Prediction Scheme
SITREPSituation Report
SLOSHSea, Lake, and Overland Surges for Hurricanes
SOPStandard Operating Procedure
TAFBTropical Analysis and Forecast Branch (TPC)
TDTropical Depression
TPCTropical Prediction Center
TSTropical Storm
TSBTechnical Support Branch (TPC)
TVCNAverage of at least 2 of GHMI, EGRI, NGPI, HWFI, GFSI, GFNI, EMXI
UKMETUnited Kingdom Office of Meteorology (a place and a computer model)
USACEUnited States Army Corps of Engineers
USAFUnited States Air Force
USARUrban Search and Rescue
USCGUnited States Coast Guard
USGSUnited States Geological Survey
USNUnited States Navy
UTCCoordinated Universal Time
VTValid Time
WFOWeather Forecast Office
WRFWeather Research and Forecast Model
ZZulu Time (same as UTC)