Honeywell Bendix/King KMD 550 Pilot's Manual Addendum page 115

Common Weather Abbreviations
AMP Amplify
AMPG Amplifying
AMPLTD Amplitude
AMS Air mass
AMT Amount
ANLYS Analysis
ANS Answer
AO1 Automated
Reporting Station
AO2 Automated
Reporting Station
AOA At or above
AOB At or below
AP Anomalous
Propagation
APCH Approach
APCHG Approaching
APCHS Approaches
APLCN Appalachian
APLCNS Appalachians
APPR Appear
APPRG Appearing
APPRS Appears
APRNT Apparent
APRNTLY Apparently
APRX Approximate
APRXLY Approximately
AR Arkansas
ARL Air Resources Lab
ARND Around
ARPT Airport
ASAP As soon as possible
ASL Above Sea Level
ASMD As Amended
ASOS Automated Surface
Observing System
ASSOCD Associated
ASSOCN Association
ATCT Air Traffic Control
Tower
ATLC Atlantic
ATTM At this time
Revision 6 Feb/2009
ATTN
AUTO
AVBL
AVG
AVN
AWC
AWIPS
AWOS
AWT
AWW
AZ
AZM
B
BACLIN
BAJA
BATROP
BC
BCFG
BCH
BCKG
BCM
BCMG
BCMS
BD
BDA
BDRY
BECMG
BFDK
BFR
BGN
BGNG
BGNS
BHND
BINOVC
BKN
BL
BLD
KMD 550/850 FIS Addendum
B-2
Attention
Automated report
Available
Average
Aviation model
Aviation Weather
Center
Advanced Interactive
Weather Processing
System
Automated Weather
Observing system
Awaiting
Alert Weather Watch
Arizona
Azimuth
Began
Baroclinic
Baja, California
Barotropic
British Columbia or
patches (descriptor
used with FG)
Patchy fog
Beach
Backing
Become
Becoming
Becomes
Blowing dust
Bermuda
Boundary
Becoming
Before dark
Before
Begin
Beginning
Begins
Behind
Breaks in overcast
Broken
Blowing
Build
Appendix B