Appendix B: Common Weather Constractions -Cont.

APPENDIX B

AVIATION WEATHER

DR ..........................................dropping rapidly

FRZLVL.......................................freezing level

DR ..................................................low drifting

FT .................................................................feet

DRFTG ................................................ drifting

FU............................................................ smoke

DS .................................................... dust storm

FXD........................................................... fixed

DSIPTG........................................... dissipating

FVRBL............................................... favorable

DSNT ..................................................... distant

FZ ......................................................... freezing

DU ........................................ (widespread) dust

FZRNO......... freezing rain sensor not available

DURG .................................................... during

DURCG........................................ during climb

DURGD .................................... during descent

G..................................................... gust/gusting

DVLP/DVLPG.................. develop/developing

GA .........................................................Georgia

DVR ................................dispatch visual range

GND ....................................................... ground

DZ ..........................................................drizzle

GR ................................................ hail (graupel)

GRT/GTR............................................... greater

GS..................................small hail/snow pellets

E .......................................................ended/east

GULFMEX/GLF.......................Gulf of Mexico

EBND............................................... eastbound

ELSW................................................elsewhere

ELY...................................................... easterly

H/HZ .......................................................... haze

EMBDD ........................................... embedded

HALF ................................................. haze aloft

ERN....................................................... eastern

HGTS ..................................................... heights

EST ................................................... estimated

HI ............................................................... high

EWD .................................................. eastward

HLSTO/GR/GS ................................... hailstone

EXCP/EXC ............................................ except

HZ .............................................................. haze

EXPCD/EXPCTD/EXPTD/EXP ....... expected

EXTM/EXTRM ...................................extreme

EXTDS................................................. extends

IA ...............................................................Iowa

IC............................................ icing/ice crystals

ICGIC.....................................icing in clouds

FAP ............................................final approach

ICGICIP ....... icing in clouds & in precipitation

FEW ................................................ few clouds

ID ............................................................. Idaho

FC............................................. funnel cloud(s)

IFR ...............................Instrument Flight Rules

FCST .................................................... forecast

IL ............................................................ Illinois

FG ............................................................... fog

IMPVG/IPVG ................................... improving

FIBI ................ filed but impractical to transmit

INC...................................................... in clouds

FL ....................................... flight level/Florida

IN ...................................................inch/Indiana

FLT .......................................................... flight

INCRG .............................................. increasing

FM ............................................................. from

INTMT ............................................ intermittent

FNT ...........................................................front

INTSFYG....................................... intensifying

FNTL...................................................... frontal

INSTBY ............................................ instability

FRQ ..................................................... frequent

INVOF .......................................... in vicinity of

FQTLY............................................. frequently

ISLTD/ISOLD ...................................... isolated

FRMG .......................................................... for

FROPA..................................... frontal passage

FRTHR.................................................. further

JSTR..................................................jet stream

B-2

Common Weather Contractions