A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

FFixed
FACFacilities
FAFFinal approach fix
FALFacilitation of international air transport
FAPFinal approach point
FATOFinal approach and take−off area
FAXFacsimile transmission
FBLLight (used to indicate the intensity of weather phenomena, interference or static reports, e.g. FBL RA = light rain).
FCFunnel cloud (tornado or water spout)
FCSTForecast
FCTFriction coefficient
FDPFlight data processing
FEBFebruary
FGFog
FICFlight information centre
FIRFlight information region
FISFlight information service
FISAAutomated flight information service
FLFlight level
FLDField
FLGFlashing
FLRFlares
FLTFlight
FLTCKFlight check
FLUCFluctuating or fluctuation or fluctuated
FLWFollow(s) or following
FLYFly or flying
FMFrom
FM...From (followed by time weather change is forecast to begin)
FMSFlight management system
FMUFlow Management Unit
FNAFinal approach
FPLFiled flight plan (message type designator)
FPMFeet per minute
FPRFlight plan route
FRFuel remaining
FRFrench language
FREQFrequency
FRIFriday
FRNGFiring
FRONTFront (relating to weather)
FRQFrequent
FSLFull stop landing
FSSFlight service station
FSTFirst
FTFeet (dimensional unit)
FUSmoke
FUAFlexibile use of airspace
FZFreezing
FZDZFreezing drizzle
FZFGFreezing fog
FZRAFreezing rain
(C) 2012-18 Jan Hrkal