B-19, Common weather abbreviations – BendixKing KMD 540 - Addendum System KMD 850 User Manual
Page 132
Revision 6 Feb/2009
B-19
TOC
Top of Climb
TOP
Top of Clouds
TOPS Tops
TOVC
Top of overcast
TP
Type of aircraft
TPG Topping
TRBL Trouble
TRIB Tributary
TRKG Tracking
TRML
Terminal
TRMT Terminate
TRMTD Terminated
TRMTG Terminating
TRMTS Terminates
TRNSP Transport
TRNSPG Transporting
TROF Trough
TROFS Troughs
TROP Tropopause
TRPCD Tropical
continental
air mass
TRPCL Tropical
TRRN Terrain
TRSN Transition
TRW
Thunderstorm
TRW+
Thunderstorm with
heavy rain shower
TS Thunderstorm
(METAR)
TS +
Thunderstorm with
heavy snow
TSFR Transfer
TSFRD Transferred
TSFRG Transferring
TSFRS Transfers
TSHWR
Thundershower
TSNO
Thunderstorm infor-
mation not available
TSNT Transient
TSQLS
Thundersquall
TSTM
Thunderstorm
TSW
Thunderstorm with
snow showers
TSW+
Thunderstorm with
heavy snow showers
TURBC Turbulence
TURBT Turbulent
TWD Toward
TWDS Towards
TWI Twilight
TWR
Tower
TWRG Towering
TX Texas
UA
Pilot weather reports
UDDF Up-
and
downdrafts
UN Unable
UNAVBL Unavailable
UNEC Unnecessary
UNKN Unknown
UNL Unlimited
UNRELBL Unreliable
UNRSTD Unrestricted
UNSATFY Unsatisfactory
UNSBL Unseasonable
UNSTBL Unstable
UNSTDY Unsteady
UNSTL Unsettle
UNSTLD Unsettled
UNUSBL Unusable
UP
Unknown precipita-
tion (used only by
automated sites
incapable of discrimi-
nation)
UPDFTS Updrafts
UPR Upper
UPSLP Upslope
UPSTRM Upstream
URG Urgent
USBL Usable
UT Utah
UTC Universal
Time
Coordinate
Common Weather Abbreviations
KMD 550/850 FIS Addendum
Appendix B