ICAO Abbreviations and Codes

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1-16 ICAO Abbreviations and Codes (PANS-ABC) UNAP UNL UNREL UP U/S UTA UTC‡ V Unable to approve Unlimited Unreliable Unidentified precipitation (used in automated METAR/SPECI) Unserviceable Upper control area Coordinated Universal Time . . . V . . . Variations from the mean wind direction (preceded and followed by figures in METAR/SPECI, e.g. 350V070) VA Heading to an altitude VA Volcanic ash VAAC Volcanic ash advisory centre VAC . . . Visual approach chart (followed by name/title) VAL In valleys VAN Runway control van VAR Magnetic variation VAR Visual-aural radio range VASIS VC . . . VCY VDF VER VFR‡ VHF‡ VI VIP‡ VIS VLF VLR VM VMC‡ Visual approach slope indicator systems Vicinity of the aerodrome (followed by FG = fog, FC = funnel cloud, SH = shower, PO = dust/sand whirls, BLDU = blowing dust, BLSA = blowing sand, BLSN = blowing snow, DS = duststorm, SS = sandstorm, TS = thunderstorm or VA = volcanic ash, e.g. VCFG = vicinity fog) Vicinity Very high frequency direction-finding station Vertical Visual flight rules Very high frequency [30 to 300 MHz] Heading to an intercept Very important person Visibility Very low frequency [3 to 30 kHz] Very long range Heading to a manual termination Visual meteorological conditions VNAV† VOLMET† VOR‡ VORTAC† VOT VPA VPT VRB VSA VSP VTF VTOL VV . . . W (to be pronounced “VEE-NAV”) Vertical navigation Meteorological information for aircraft in flight VHF omnidirectional radio range VOR and TACAN combination VOR airborne equipment test facility Vertical path angle Visual manoeuvre with prescribed track Variable By visual reference to the ground Vertical speed Vector to final Vertical take-off and landing Vertical visibility (followed by figures in METAR/SPECI and TAF) W West or western longitude W White W . . . Sea-surface temperature (followed by figures in METAR/SPECI) WAAS† Wide area augmentation system WAC. . . World Aeronautical Chart — ICAO 1:1 000 000 (followed by name/title) WAFC World area forecast centre WB Westbound WBAR Wing bar lights WDI Wind direction indicator WDSPR Widespread WED Wednesday WEF With effect from or effective from WGS-84 World Geodetic System — 1984 WI Within WID Width or wide WIE With immediate effect or effective immediately WILCO† Will comply WIND Wind WIP Work in progress WKN Weaken or weakening WNW West-north-west WO Without WPT Way-point ___________________ † When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. ‡ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only. 18/11/10
Abbreviations — Decode 1-17 WRNG WS WSPD WSW WT WTSPT WWW WX Warning Wind shear Wind speed West-south-west Weight Waterspout Worldwide web Weather Y Y YCZ YES* YR Yellow Yellow caution zone (runway lighting) Yes (affirmative) (to be used in AFS as a procedure signal) Your X X XBAR XNG XS Cross Crossbar (of approach lighting system) Crossing Atmospherics Z Z Coordinated Universal Time (in meteorological messages) ___________________ ___________________ † When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. ‡ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only. 18/11/10
Page 1: Doc 8400 Procedures for Air Navigat
Page 4 and 5: Published in separate English, Fren
Page 7: TABLE OF CONTENTS Page Foreword ...
Page 10 and 11: (viii) ICAO Abbreviations and Codes
Page 12 and 13: (x) ICAO Abbreviations and Codes (P
Page 14 and 15: (xii) ICAO Abbreviations and Codes
Page 16 and 17: 1-2 ICAO Abbreviations and Codes (P
Page 24 and 25: 1-10 ICAO Abbreviations and Codes (
Page 33 and 34: ABBREVIATIONS ENCODE A Abbreviated
Page 35 and 36: Abbreviations — Encode 1-21 Autom
Page 37 and 38: Abbreviations — Encode 1-23 Dista
Page 39 and 40: Abbreviations — Encode 1-25 Groun
Page 41 and 42: Abbreviations — Encode 1-27 Low p
Page 43 and 44: Abbreviations — Encode 1-29 Ocean
Page 45 and 46: Abbreviations — Encode 1-31 Runwa
Page 47 and 48: Abbreviations — Encode 1-33 Thres
Page 49: Abbreviations — Encode 1-35 Wind
Page 53 and 54: ABBREVIATIONS AND TERMS TO BE TRANS
Page 55 and 56: ABBREVIATIONS AND TERMS TO BE TRANS
Page 57: ABBREVIATIONS AND TERMS TO BE TRANS
Page 61 and 62: DESIGNATION OF TYPICAL RADIOCOMMUNI
Page 63: SIGNAL REPORTING CODES Codes for us
Page 76 and 77: THE NOTAM CODE — DECODE FOURTH AN
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7-16 ICAO Abbreviations and Codes (
Page 82 and 83:
THE NOTAM CODE — ENCODE FOURTH AN
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