December 1999 14-7 ASAP - As soon as possible ASSOCD - Associated ASSOCN - Association ATLC - Atlantic ATTM - At this time ATTN - Attention AVBL - Available AVG - Average AVN - Aviation model AWC – Aviation Weather Center AWT - Awaiting AZ - Arizona AZM - Azimuth B BACLIN - Baroclinic BAJA - Baja, California BATROP - Barotropic BC - British Columbia BCH - Beach BCKG - Backing BCM - Become BCMG - Becoming BCMS - Becomes BDA - Bermuda BDRY - Boundary BFDK - Before dark BFR - Before BGN - Begin BGNG - Beginning BGNS - Begins BHND - Behind BINOVC - Breaks in overcast BKN - Broken BLD - Build BLDG - Building BLDUP - Buildup BLKHLS - Black Hills BLKT - Blanket BLKTG - Blanketing BLKTS - Blankets BLO - Below clouds BLW - Below BLZD - Blizzard BN - Blowing sand BND - Bound BNDRY - Boundary BNDRYS - Boundaries BNTH - Beneath BOOTHEEL - Bootheel BR - Branch BRF - Brief BRK - Break BRKG - Breaking BRKHIC - Breaks in higher clouds BRKS - Breaks BRKSHR - Berkshire BRM - Barometer BS - Blowing snow BTWN - Between BYD - Beyond C C - Celsius CA - California CAA - Cold air advection CARIB - Caribbean CASCDS - Cascades CB - Cumulonimbus CC - Cirrocumulus CCLDS - Clear of clouds CCLKWS - Counterclockwise CCSL - Cirrocumulus standing lenticular CDFNT - Cold front CFP - Cold front passage CHC - Chance CHCS - Chances CHG - Change CHGD - Changed CHGG - Changing CHGS - Changes CHSPK - Chesapeake CI - Cirrus CIG - Ceiling CIGS - Ceilings CLD - Cloud CLDNS - Cloudiness CLDS - Clouds CLKWS - Clockwise CLR - Clear CLRG - Clearing CLRS - Clears CMPLX - Complex CNCL - Cancel CNCLD - Canceled CNCLG - Canceling CNCLS - Cancels CNDN - Canadian CNTR - Center CNTRD - Centered
December 1999 14-8 CNTRL - Central CNTY - County CNTYS - Counties CNVG - Converge CNVGG - Converging CNVGNC - Convergence CNVTN - Convection CNVTV - Convective CNVTVLY - Convectively CONFDC - Confidence CO - Colorado COMPR - Compare COMPRG - Comparing COMPRD - Compared COMPRS - Compares COND - Condition CONT - Continue CONTD - Continued CONTLY - Continually CONTG - Continuing CONTRAILS - Condensation trails CONTS - Continues CONTDVD - Continental Divide CONUS - Continental U.S.
COORD - Coordinate COR - Correction CPBL - Capable CRC - Circle CRLC - Circulate CRLN - Circulation CRNR - Corner CRNRS - Corners CRS - Course CS - Cirrostratus CSDR - Consider CSDRBL - Considerable CST - Coast CSTL - Coastal CT - Connecticut CTGY - Category CTSKLS - Catskills CU - Cumulus CUFRA - Cumulus fractus CVR - Cover CVRD - Covered CVRG - Covering CVRS - Covers CWSU - Center Weather Service Units CYC - Cyclonic CYCLGN - Cyclogenesis D DABRK - Daybreak DALGT - Daylight DBL - Double DC - District of Columbia DCR - Decrease DCRD - Decreased DCRG - Decreasing DCRGLY - Decreasingly DCRS - Decreases DE - Delaware DEG - Degree DEGS - Degrees DELMARVA - Delaware-Maryland-Virginia DFCLT - Difficult DFCLTY - Difficulty DFNT - Definite DFNTLY - Definitely DFRS - Differs DFUS - Diffuse DGNL - Diagonal DGNLLY - Diagonally DIGG - Digging DIR - Direction DISC - Discontinue DISCD - Discontinued DISCG - Discontinuing DISRE - Disregard DISRED - Disregarded DISREG - Disregarding DKTS - Dakotas DLA - Delay DLAD - Delayed DLT - Delete DLTD - Deleted DLTG - Deleting DLY - Daily DMG - Damage DMGD - Damaged DMGG - Damaging DMNT - Dominant DMSH - Diminish DMSHD - Diminished DMSHG - Diminishing DMSHS - Diminishes DNS - Dense DNSLP - Downslope DNSTRM - Downstream DNWND - Downwind DP - Deep
December 1999 14-9 DPND - Deepened DPNG - Deepening DPNS - Deepens DPR - Deeper DPTH - Depth DRFT - Drift DRFTD - Drifted DRFTG - Drifting DRFTS - Drifts DRZL - Drizzle DSCNT - Descent DSIPT - Dissipate DSIPTD - Dissipated DSIPTG - Dissipating DSIPTN - Dissipation DSIPTS - Dissipates DSND - Descend DSNDG - Descending DSNDS - Descends DSNT - Distant DSTBLZ - Destabilize DSTBLZD - Destabilized DSTBLZG - Destabilizing DSTBLZS - Destabilizes DSTBLZN - Destabilization DSTC - Distance DTRT - Deteriorate DTRTD - Deteriorated DTRTG - Deteriorating DTRTS - Deteriorates DURC - During climb DURD - During descent DURG - During DURN - Duration DVLP - Develop DVLPD - Developed DVLPG - Developing DVLPMT - Development DVLPS - Develops DVRG - Diverge DVRGG - Diverging DVRGNC - Divergence DVRGS - Diverges DVV - Downward vertical velocity DWNDFTS - Downdrafts DWPNT - Dew point DWPNTS - Dew points E E - East EBND - Eastbound EFCT - Effect ELNGT - Elongate ELNGTD - Elongated ELSW - Elsewhere EMBDD - Embedded EMERG - Emergency ENCTR - Encounter ENDG - Ending ENE - East-northeast ENELY - East-northeasterly ENERN - East-northeastern ENEWD - East-northeastward ENHNC - Enhance ENHNCD - Enhanced ENHNCG - Enhancing ENHNCS - Enhances ENHNCMNT - Enhancement ENTR - Entire ERN - Eastern ERY - Early ERYR - Earlier ESE - East-southeast ESELY - East-southeasterly ESERN - East-southeastern ESEWD - East-southeastward ESNTL - Essential ESTAB - Establish EST - Estimate ETA - Estimated time of arrival or ETA model ETC - Et cetera ETIM - Elapsed time EVE - Evening EWD - Eastward EXCLV - Exclusive EXCLVLY - Exclusively EXCP - Except EXPC - Expect EXPCD - Expected EXPCG - Expecting EXTD - Extend EXTDD - Extended EXTDG - Extending EXTDS - Extends EXTN - Extension EXTRAP - Extrapolate EXTRAPD - Extrapolated EXTRM - Extreme EXTRMLY - Extremely EXTSV - Extensive
December 1999 14-10 F F - Fahrenheit FA - Aviation area forecast FAM - Familiar FCST - Forecast FCSTD - Forecasted FCSTG - Forecasting FCSTR - Forecaster FCSTS - Forecasts FIG - Figure FILG - Filling FIR – Flight information region FIRAV - First available FL - Florida or flight level FLG - Falling FLRY - Flurry FLRYS - Flurries FLT - Flight FLW - Follow FLWG - Following FM - From FMT - Format FNCTN - Function FNT - Front FNTL - Frontal FNTS - Fronts FNTGNS - Frontogenesis FNTLYS - Frontolysis FORNN - Forenoon FPM - Feet per minute FQT - Frequent FQTLY - Frequently FRM - Form FRMG - Forming FRMN - Formation FROPA - Frontal passage FROSFC - Frontal surface FRST - Frost FRWF - Forecast wind factor FRZ - Freeze FRZLVL - Freezing level FRZN - Frozen FRZG - Freezing FT - Feet FTHR - Further FVRBL - Favorable FWD - Forward FYI - For your information G G - Gust GA - Georgia GEN - General GENLY - Generally GEO - Geographic GEOREF - Geographical reference GF - Fog GICG - Glaze icing GLFALSK - Gulf of Alaska GLFCAL - Gulf of California GLFMEX - Gulf of Mexico GLFSTLAWR - Gulf of St. Lawrence GND - Ground GRAD - Gradient GRDL - Gradual GRDLY - Gradually GRT - Great GRTLY - Greatly GRTLKS - Great Lakes GSTS - Gusts GSTY - Gusty GTS – Global Telecommunication System H HAZ - Hazard HDFRZ - Hard freeze HDSVLY - Hudson Valley HDWND - Head wind HGT - Height HI - High HI - Hawaii HIER - Higher HIFOR - High level forecast HLF - Half HLTP - Hilltop HLSTO - Hailstones HND - Hundred HPC – Hydrometeorological Prediction Center HR - Hour HRS - Hours HRZN - Horizon HTG - Heating HURCN - Hurricane HUREP - Hurricane report HV - Have HVY - Heavy HVYR - Heavier HVYST - Heaviest HWVR - However
December 1999 14-11 HWY - Highway I IA - Iowa IC - Ice (in PIREPs only) ICAO - International Civil Aviation Organization ICG - Icing ICGIC - Icing in clouds ICGICIP - Icing in clouds and in precipitation ICGIP - Icing in precipitation ID - Idaho IFR - Instrument flight rules IL - Illinois IMDT - Immediate IMDTLY - Immediately IMPL - Impulse IMPLS - Impulses IMPT - Important INCL - Include INCLD - Included INCLG - Including INCLS - Includes INCR - Increase INCRD - Increased INCRG - Increasing INCRGLY - Increasingly INCRS - Increases INDC - Indicate INDCD - Indicated INDCG - Indicating INDCS - Indicates INDEF - Indefinite INFO - Information INLD - Inland INSTBY - Instability INTCNTL - Intercontinental INTL - International INTMD - Intermediate INTMT - Intermittent INTMTLY - Intermittently INTR - Interior INTRMTRGN - Intermountain region INTS - Intense INTSFCN - Intensification INTSFY - Intensify INTSFYD - Intensified INTSFYG - Intensifying INTSFYS - Intensifies INTSTY - Intensity INTVL - Interval INVRN - Inversion IOVC - In overcast INVOF - In vicinity of IP - Ice pellets IPV - Improve IPVG - Improving ISOL - Isolate ISOLD - Isolated J JCTN - Junction JTSTR - Jet stream K KFRST - Killing frost KLYR - Smoke layer aloft KOCTY - Smoke over city KS - Kansas KT - Knots KY - Kentucky L LA - Louisiana LABRDR - Labrador LAT - Latitude LAWRS - Limited aviation weather reporting station LCL - Local LCLY - Locally LCTD - Located LCTN - Location LCTMP - Little change in temperature LEVEL - Level LFTG - Lifting LGRNG - Long-range LGT - Light LGTR - Lighter LGWV - Long wave LI - Lifted Index LIS - Lifted Indices LK - Lake LKS - Lakes LKLY - Likely LLJ - Low level jet LLWAS - Low-level wind shear alert system LLWS - Low-level wind shear LMTD - Limited
December 1999 14-12 LMTG - Limiting LMTS - Limits LN - Line LO - Low LONG - Longitude LONGL - Longitudinal LRG - Large LRGLY - Largely LRGR - Larger LRGST - Largest LST - Local standard time LTD - Limited LTG - Lightning LTGCC - Lightning cloud-to-cloud LTGCG - Lightning cloud-to-ground LTGCCCG - Lightning cloud-to-cloud cloud-toground LTGCW - Lightning cloud-to-water LTGIC - Lightning in cloud LTL - Little LTLCG - Little change LTR - Later LTST - Latest LV - Leaving LVL - Level LVLS - Levels LWR - Lower LWRD - Lowered LWRG - Lowering LYR - Layer LYRD - Layered LYRS - Layers M MA - Massachusetts MAN - Manitoba MAX - Maximum MB - Millibars MCD - Mesoscale discussion MD - Maryland MDFY - Modify MDFYD - Modified MDFYG - Modifying MDL - Model MDLS - Models MDT - Moderate MDTLY - Moderately ME - Maine MED - Medium MEGG - Merging MESO - Mesoscale MET - Meteorological METAR - Aviation routine weather report METRO - Metropolitan MEX - Mexico MHKVLY - Mohawk Valley MI - Michigan MID - Middle MIDN - Midnight MIL - Military MIN - Minimum MISG - Missing MLTLVL - Melting level MN - Minnesota MNLD - Mainland MNLY - Mainly MO - Missouri MOGR - Moderate or greater MOV - Move MOVD - Moved MOVG - Moving MOVMT - Movement MOVS - Moves MPH - Miles per hour MRGL - Marginal MRGLLY - Marginally MRNG - Morning MRTM - Maritime MS - Mississippi MSG - Message MSL - Mean sea level MST - Most MSTLY - Mostly MSTR - Moisture MT - Montana MTN - Mountain MTNS - Mountains MULT - Multiple MULTILVL - Multilevel MWO – Meteorological Watch Office MXD - Mixed N N - North NAB - Not above NAT - North Atlantic NATL - National NAV - Navigation NB - New Brunswick
December 1999 14-13 NBND - Northbound NBRHD - Neighborhood NC - North Carolina NCEP - National Center of Environmental Prediction NCO – NCEP Central Operations NCWX - No change in weather ND - North Dakota NE - Northeast NEB - Nebraska NEC - Necessary NEG - Negative NEGLY - Negatively NELY - Northeasterly NERN - Northeastern NEWD - Northeastward NEW ENG - New England NFLD - Newfoundland NGM - Nested grid model NGT - Night NH - New Hampshire NIL - None NJ - New Jersey NL - No layers NLT - Not later than NLY - Northerly NM - New Mexico NMBR - Number NMBRS - Numbers NML - Normal NMRS - Numerous NNE - North-northeast NNELY - North-northeasterly NNERN - North-northeastern NNEWD - North-northeastward NNW - North-northwest NNWLY - North-northwesterly NNWRN - North-northwestern NNWWD - North-northwestward NNNN - End of message NOAA - National Oceanic and Atmospheric Administration NOPAC - Northern Pacific NPRS - Nonpersistent NR - Near NRLY - Nearly NRN - Northern NRW - Narrow NS - Nova Scotia NTFY - Notify NTFYD - Notified NV - Nevada NVA - Negative vorticity advection NW - Northwest NWD - Northward NWLY - Northwesterly NWRN - Northwestern NWS - National Weather Service NY - New York NXT - Next O OAT - Outside air temperature OBND - Outbound OBS - Observation OBSC - Obscure OBSCD - Obscured OBSCG - Obscuring OCFNT - Occluded front OCLD - Occlude OCLDS - Occludes OCLDD - Occluded OCLDG - Occluding OCLN - Occlusion OCNL - Occasional OCNLY - Occasionally OCR - Occur OCRD - Occurred OCRG - Occurring OCRS - Occurs OFC - Office OFP - Occluded frontal passage OFSHR - Offshore OH - Ohio OK - Oklahoma OMTNS - Over mountains ONSHR - On shore OR - Oregon ORGPHC - Orographic ORIG - Original OSV - Ocean station vessel OTLK - Outlook OTP - On top OTR - Other OTRW - Otherwise OUTFLO - Outflow OVC - Overcast OVHD - Overhead OVNGT - Overnight OVR - Over OVRN - Overrun
December 1999 14-14 OVRNG - Overrunning OVTK - Overtake OVTKG - Overtaking OVTKS - Overtakes P PA - Pennsylvania PAC - Pacific PATWAS - Pilot’s automatic telephone weather answering service PBL - Planetary boundary layer PCPN - Precipitation PD - Period PDMT - Predominant PEN - Peninsula PERM - Permanent PGTSND - Puget Sound PHYS - Physical PIBAL - Pilot balloon observation PIREP - Pilot weather report PL – Ice pellets PLNS - Plains PLS - Please PLTO - Plateau PM - Postmeridian PNHDL - Panhandle POS - Positive POSLY - Positively PPINA - Radar weather report not available PPINE - Radar weather report no echoes observed PPSN - Present position PRBL - Probable PRBLY - Probably PRBLTY - Probability PRECD - Precede PRECDD - Preceded PRECDG - Preceding PRECDS - Precedes PRES - Pressure PRESFR - Pressure falling rapidly PRESRR - Pressure rising rapidly PRIM - Primary PRIN - Principal PRIND - Present indications are PRJMP - Pressure jump PROB - Probability PROC - Procedure PROD - Produce PRODG - Producing PROG - Forecast PROGD - Forecasted PROGS - Forecasts PRSNT - Present PRSNTLY - Presently PRST - Persist PRSTS - Persists PRSTNC - Persistence PRSTNT - Persistent PRVD - Provide PRVDD - Provided PRVDG - Providing PRVDS - Provides PS - Plus PSBL - Possible PSBLY - Possibly PSBLTY - Possibility PSG - Passage PSN - Position PSND - Positioned PTCHY - Patchy PTLY - Partly PTNL - Potential PTNLY - Potentially PTNS - Portions PUGET - Puget Sound PVA - Positive vorticity advection PVL - Prevail PVLD - Prevailed PVLG - Prevailing PVLS - Prevails PVLT - Prevalent PWB - Pilot weather briefing PWR - Power Q QN - Question QSTNRY - Quasistationary QTR - Quarter QUAD - Quadrant QUE - Quebec R R - Rain RADAT - Radiosonde additional data RAOB - Radiosonde observation RCH - Reach
December 1999 14-15 RCHD - Reached RCHG - Reaching RCHS - Reaches RCKY - Rocky RCKYS - Rockies RCMD - Recommend RCMDD - Recommended RCMDG - Recommending RCMDS - Recommends RCRD - Record RCRDS - Records RCV - Receive RCVD - Received RCVG - Receiving RCVS - Receives RDC - Reduce RDGG - Ridging RDVLP - Redevelop RDVLPG - Redeveloping RDVLPMT - Redevelopment RE - Regard RECON - Reconnaissance REF - Reference RES - Reserve REPL - Replace REPLD - Replaced REPLG - Replacing REPLS - Replaces REQ - Request REQS - Requests REQSTD - Requested RESP - Response RESTR - Restrict RGD - Ragged RGL - Regional model RGLR - Regular RGN - Region RGNS - Regions RGT - Right RH - Relative humidity RI - Rhode Island RIOGD - Rio Grande RLBL - Reliable RLTV - Relative RLTVLY - Relatively RMK - Remark RMN - Remain RMND - Remained RMNDR - Remainder RMNG - Remaining RMNS - Remains RNFL - Rainfall ROT - Rotate ROTD - Rotated ROTG - Rotating ROTS - Rotates RPD - Rapid RPDLY - Rapidly RPLC - Replace RPLCD - Replaced RPLCG - Replacing RPLCS - Replaces RPRT - Report RPRTD - Reported RPRTG - Reporting RPRTS - Reports RPT - Repeat RPTG - Repeating RPTS - Repeats RQR - Require RQRD - Required RQRG - Requiring RQRS - Requires RSG - Rising RSN - Reason RSNG - Reasoning RSNS - Reasons RSTR - Restrict RSTRD - Restricted RSTRG - Restricting RSTRS - Restricts RTRN - Return RTRND - Returned RTRNG - Returning RTRNS - Returns RUF - Rough RUFLY - Roughly RVS - Revise RVSD - Revised RVSG - Revising RVSS - Revises RWY - Runway S S - South SAB – Satellite Analysis Branch SASK - Saskatchewan SATFY - Satisfactory SBND - Southbound SBSD - Subside
December 1999 14-16 SBSDD - Subsided SBSDNC - Subsidence SBSDS - Subsides SC - South Carolina or stratocumulus SCND - Second SCNDRY - Secondary SCSL -Stratocumulus standing lenticular SCT - Scatter SCTD - Scattered SCTR - Sector SD - South Dakota SE - Southeast SEC - Second SELY - Southeasterly SEPN - Separation SEQ - Sequence SERN - Southeastern SEV - Severe SEWD -Southeastward SFC - Surface SG - Snow grains SGFNT - Significant SGFNTLY - Significantly SHFT - Shift SHFTD - Shifted SHFTG - Shifting SHFTS - Shifts SHLD - Shield SHLW - Shallow SHRT - Short SHRTLY - Shortly SHRTWV - Shortwave SHUD - Should SHWR - Shower SIERNEV - Sierra Nevada SIG - Signature SIGMET - Significant meteorological information SIMUL - Simultaneous SKC - Sky clear SKED - Schedule SLD - Solid SLGT - Slight SLGTLY - Slightly SLO - Slow SLOLY - Slowly SLOR - Slower SLP - Slope SLPG - Sloping SLW - Slow SLY - Southerly SM - Statute mile SML - Small SMLR - Smaller SMRY - Summary SMTH - Smooth SMTHR - Smoother SMTHST - Smoothest SMTM - Sometime SMWHT - Somewhat SN - Snow SNBNK - Snowbank SNFLK - Snowflake SNGL - Single SNOINCR - Snow increase SNOINCRG - Snow increasing SNST - Sunset SOP - Standard operating procedure SPC – Storm Prediction Center SPCLY - Especially SPD - Speed SPKL - Sprinkle SPLNS - Southern Plains SPRD - Spread SPRDG - Spreading SPRDS - Spreads SPRL - Spiral SQ - Squall SQLN - Squall line SR - Sunrise SRN - Southern SRND - Surround SRNDD - Surrounded SRNDG - Surrounding SRNDS - Surrounds SS - Sunset SSE - South-southeast SSELY - South-southeasterly SSERN - South-southeastern SSEWD - South-southeastward SSW - South-southwest SSWLY - South-southwesterly SSWRN - South-southwestern SSWWD - South-southwestward ST - Stratus STAGN - Stagnation STBL - Stable STBLTY - Stability STD - Standard STDY - Steady STFR - Stratus fractus STFRM - Stratiform
December 1999 14-17 STG - Strong STGLY - Strongly STGR - Stronger STGST - Strongest STM - Storm STMS - Storms STN - Station STNRY - Stationary SUB - Substitute SUBTRPCL - Subtropical SUF - Sufficient SUFLY - Sufficiently SUG - Suggest SUGG - Suggesting SUGS - Suggests SUP - Supply SUPG - Supplying SUPR - Superior SUPSD - Supersede SUPSDG - Superseding SUPSDS - Supersedes SVG - Serving SVRL - Several SW - Southwest SWD - Southward SWWD - Southwestward SWLY - Southwesterly SWRN - Southwestern SX - Stability index SXN - Section SYNOP - Synoptic SYNS - Synopsis SYS - System T TAF - Aviation terminal forecast TCNTL - Transcontinental TCU - Towering cumulus TDA - Today TEMP - Temperature THK - Thick THKNG - Thickening THKNS - Thickness THKR - Thicker THKST - Thickest THN - Thin THNG - Thinning THNR - Thinner THNST - Thinnest THR - Threshold THRFTR - Thereafter THRU - Through THRUT - Throughout THSD - Thousand THTN - Threaten THTND - Threatened THTNG - Threatening THTNS - Threatens TIL - Until TMPRY - Temporary TMPRYLY - Temporarily TMW - Tomorrow TN - Tennessee TNDCY - Tendency TNDCYS - Tendencies TNGT - Tonight TNTV - Tentative TNTVLY - Tentatively TOPS - Tops TOVC - Top of overcast 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 TS - Thunderstorm TSFR - Transfer TSFRD - Transferred TSFRG - Transferring TSFRS - Transfers TSNT - Transient TURBC - Turbulence TURBT - Turbulent TWD - Toward TWDS - Towards TWI - Twilight TWRG - Towering TX - Texas
December 1999 14-18 U 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 UPDFTS - Updrafts UPR - Upper UPSLP - Upslope UPSTRM - Upstream URG - Urgent USBL - Usable UT - Utah UTC – Universal Time Coordinate UVV - Upward vertical velocity UWNDS - Upper winds V VA - Virginia VAAC – Volcanic Ash Advisory Center VAAS – Volcanic Ash Advisory Statement VAL - Valley VARN - Variation VCNTY - Vicinity VCOT - VFR conditions on top VCTR - Vector VFR - Visual flight rules VFY - Verify VFYD - Verified VFYG - Verifying VFYS - Verifies VLCTY - Velocity VLCTYS - Velocities VLNT - Violent VLNTLY - Violently VMC - Visual meteorological conditions VOL - Volume VORT - Vorticity VR - Veer 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 W 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 WND - Wind WNDS - Winds WNW - West-northwest WNWLY - West-northwesterly WNWRN - West-northwestern WNWWD - West-northwestward WO - Without WPLTO - Western Plateau