ACRONYMS
4DVAR
four-dimensional variational data assimilation
ACARS
Aircraft Communications Addressing and Reporting System
ACE
Advanced Composition Explorer (satellite)
ACOG
Atlanta Committee for the Olympic Games
AIRS
advanced infrared sounder
AMSU
advanced microwave sounding unit
ARINC
Aeronautical Radio, Inc.
ASCI
Accelerated Strategic Computing Initiative
ASM
atmosphere-system model (an NWP model that combines the atmosphere, oceans, land, and sea ice
ASOS
Automated Surface Observing System
ASTER
advanced spaceborne thermal emission and reflection radiometer
AWIPS
Advanced Weather Interactive Processing system
CERES
Clouds and Earth's Radiant Energy System
COMET
Cooperative Program for Operational Meteorology, Education and Training
CSM
climate system model
DOH
development and operations hydrologist
ECMWF
European Center for Medium-Range Weather Forecasts
EOS
Earth Observing System (a NASA satellite system)
EWIS
economic weather impacts scale
GOES
geostationary operational environmental satellite
GPS
global positioning system
GPS/MET
global positioning system and meteorological (satellite)
HF
high frequency (radio band in the electromagnetic spectrum)
HWIS
human weather impacts scale
ITWS
Integrated Terminal Weather System
LEO
low Earth orbiting
LM
lightning mapper
NASA
National Aeronautics and Space Administration
NCAR
National Center for Atmospheric Research
NCEP
National Centers for Environmental Prediction
NESDIS
National Environmental Satellite, Data, and Information Service
NEXRAD
Next-Generation [weather] Radar (Weather Service Radar [WSR] 88D
NOAA
National Oceanic and Atmospheric Administration (U.S. Department of Commerce
NPOESS
National Polar-Orbiting Operational Environmental Satellite System
NSCAT
NASA ocean wind scatterometer
NWP
numerical weather prediction
NWS
National Weather Service (National Oceanic and Atmospheric Administration, U.S. Department of Commerce
QPF
quantitative precipitation forecast
SOO
science and operations officer
SPARCLE
Space Readiness Coherent Lidar Experiment
TRMM
Tropical Rainfall Measuring Mission (satellite)
USWRP
U.S. Weather Research Program
UTC
coordinated universal time (ZULU)
WFO
weather forecast office
WTWS
Wind Shear and Turbulence Warning System
