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B-20
Rev 2 Apr/2004
KMD 250 Pilot's Guide
Appendix B
Wx Abbreviations
VCNTY Vicinity
VCOT VFR conditions on
top
VCTR Vector
VCTS Thunderstorms in
the vicinity
VDUC VAS Data Utilization
Center (NSSFC)
VFR Visual flight rules
VFY Verify
VFYD Verified
VFYG Verifying
VFYS Verifies
VHF Very High Frequency
VIS Visibility
VSNO Visibility at second-
ary location not avail-
able
VLCTY Velocity
VLCTYS Velocities
VLNT Violent
VLNTLY Violently
VLY Valley
VMC Visual meteorolog-
ical conditions
VOL Volume
VOR VHF
Omnidirectional
Radio Range
VORT Vorticity
VORTAC VOR and TACAN
combination
VR Veer
VRB Variable
VRG Veering
VRBL Variable
VRISL Vancouver Island,BC
VRS Veers
VRT MOTN Vertical motion
VRY Very
VSB Visible
VSBY Visibility
VSBYDR Visibility decreasing
rapidly
VSBYIR Visibility increasing
rapidly
VT Vermont
VV Vertical velocity or
vertical visibility
VWP VAD Wind profiler
W West
WA Washington
WAA Warm air advection
WAFS Word Area Forecast
System
WBND Westbound
WDLY Widely
WDSPRD Widespread
WEA Weather
WFO Weather Forecast
Office
WFSO Weather Forecast
Service Office
WFP Warm front passage
WI Wisconsin
WIBIS Will be issued
WINT Winter
WK Weak
WKDAY Weekday
WKEND Weekend
WKNG Weakening
WKNS Weakens
WKR Weaker
WKST Weakest
WKN Weaken
WL Will
WLY Westerly
WMO World Meteorological
Organization
WND Wind
WNDS Winds
WNW West-northwest
WNWLY West-northwesterly
WNWRN West-northwestern
WNWWD West-northwest-
ward
WO Without
Common Weather Abbreviations
Appendix B 8/13/07 10:02 AM Page B-20