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METAR and TAF Reports Weather Identifiers: B - Began FC, +FC Funnel , HZ Haze SA Sand BC Patches Well-Developed Funnel Cloud IC Crystals SG Grains BL Blowing Tornado or Waterspout MI Shallow SH Showers BR >=5/8 FG PL SN Snow DR Low Drifting FU Smoke PO Well-Developed Dust/Sand SQ Moderate DS FZ Freezing Whirls SS Sandstorm DU Dust GR (>5mm) PR Partial TS DZ GS Small Hail / Snow PY Spray UP Unknown E - Ended Pellets (<5mm) RA Rain VA Volcanic Ash VC In the Vicinity Modifiers: - Light + Heavy P More than M Less than B Began E Ended Sky Conditions: BKN – Broken cloud layer 5/8ths to 7/8ths OVC – Overcast cloud layer 8/8ths coverage CB – Cumulonimbus SCT – Scattered cloud layer 3/8ths to 4/8ths CLR – Sky clear at or below 12,000AGL SKC – Sky Clear FEW – Few cloud layer 0/8ths to 2/8ths TCU – Towering Cumulus Other: A01 – Automated Observation without precipitation discrimination PROB40 – Probability of 40% A02 – Automated Observation with precipitation discrimination R04 – 4 A3000 – Altimeter setting 30.00” RMK – Remarks AMD – Amended forecast RWY – Runway AUTO – without human editing RVRNO – Runway Visual Range not available BECMG – Becoming… BECMG 0002 = becoming 00 to 02 Zulu SFC VIS – Surface CAVU – Ceiling and visibility unlimited SLP – Sea Level , add 10 to numbers given COR – Correction SLPNO – Sea Level Pressure not available DSNT – Distant weather phenomenon SM – Statute miles FM – From… FM0200 = from 0200 Zulu SPECI – Special Report FROPA – Frontal Passage TEMPO – Temporarily… TEMPO 0002 = Temporarily 00 to 02 Zulu LTG – T02560179 – 25.6 17.9 LDG – Landing TWR VIS – Tower Visibility M – Minus, below zero, “less than” V – Varying NO – Not available VIRGA – Virga NSW – No significant weather VRB – Variable P6SM – Plus 6 Statute Miles, greater than, “more than” VRB VIS – Variable Visibility PK WND – Peak VV – Vertical Visibility, indefinite ceiling PRESFR/PRESRR – Pressure Falling or Rising Rapidly WS – WSHFT - Wind shift Encoded Groups: 1sTTT – 6-hourly maximum temperature. 10183 = +18.3 C 1sTTT – 2sTTT – 6-hourly minimum temperature. 20144 = +14.4 C 4sXXXsNNN – 24-hour max and min temp. 401001015 = +10.0 to -1.5 4/SSS – Snow depth in inches. 4/021 = 21 inches on ground. 5aPPP – 3-hourly pressure tendency. PPP=tenths hPa change; a=code: 4=steady 0123=increasing 5678=decreasing; higher#=faster recently 6RRRR – Hundredths of inches of in past 3 or 6 hours 7RRRR – Hundredths of inches of rain in past 24 hours (1200Z report) 8/LMH – Cloud types in low, middle, high layers. /=above overcast 3=dense cirrus; 6=stratus; 9=CB. 933RRR – Water equiv. of snow on ground in tenths. 933036 = 3.6in. 98mmm – Minutes of sunshine previous calendar day (0800Z report). Back to Flight Briefing Links Area Forecast Weather Reports A GEOREF - Geographical reference RLBL - Reliable AAF - Army Air Field GF - Ground fog REPL - Replace AAL - above aerodrome level GICG - Glaze icing REPLD - Replaced AATM - at all times GLFALSK - Gulf of Alaska REPLG - Replacing ABD – aboard GLFCAL - Gulf of California REPLS - Replaces ABNDT - abundant GLFMEX - Gulf of Mexico REQ - Request ABNML - abnormal GLFSTLAWR - Gulf of St. Lawrence REQS - Requests ABT - about GND - Ground REQSTD - Requested ABV - above GNDFG - Ground fog RESP - Response AC - altocumulus GRAD - Gradient RESTR - Restrict ACARS - Aircraft communication addressing & GRDL - Gradual RGD - Ragged reporting system GRDLY - Gradually RGLR - Regular ACCUM - accumulate GRT - Great RGN - Region ACFT - aircraft GRTLY - Greatly RGNS - Regions ACK - acknowledge GRTR - Greater RH - Relative ACL - altimeter check location GRTST - Greatest RIOGD - Rio Grande ACLD - above GRTLKS - Great Lakes RLTV - Relative ACLT - accelerate GSTS - Gusts RLTVLY - Relativily ACPT - accept GSTY - Gusty RMN - Remain ACR - air carrier GV - Ground visibility RMND - Remained ACRBT - acrobatic RMNDR - Remainder ACRS - across H RMNG - Remaining ACSL - standing lenticular altocumulus HAZ - Hazard RMNS - Remains ACT - active or activated or activity HCVIS - High clouds visible RNFL - Rainfall ACTG - acting HDFRZ - Hard freeze ROT - Rotate ACTV - active HDSVLY - Hudson Valley ROTD - Rotated ACTVT - activate HDWND - Head wind ROTG - Rotating ACYC - anticyclonic HGT - Height ROTS - Rotates ADA - advisory area HI - High RPD - Rapid ADDN - addition HIER - Higher RPDLY - Rapidly ADF - automatic direction finder HIFOR - High level forecast RPLC - Replace ADIZ - air defense identification zone HLF - Half RPLCD - Replaced ADJ - adjacent HLTP - Hilltop RPLCG - Replacing ADQT - adequate HLSTO - Hailstones RPLCS - Replaces ADRNDCK - adirondack HLYR - Haze layer aloft RPRT - Report ADV - advise HND - Hundred RPRTD - Reported ADVCTN - HR - Hour RPRTG - Reporting ADVN - advance HRS - Hours RPRTS - Reports ADVY - advisory HRZN - Horizon RPT - Repeat ADVZY - advisory HTG - Heating RPTG - Repeating AFB - Air Force Base HURCN - Hurricane RPTS - Repeats AFCT - affect HUREP - Hurricane report RQR - Require AFD - /Facility Directory HV - Have RQRD - Required AFDK - after dark HVY - Heavy RQRG - Requiring AFSS - Automated Flight Service Station HVYR - Heavier RQRS - Requires AFT - after HVYST - Heaviest RS - Receiver station AFTN - afternoon HWVR - However RSG - Rising AGL - above ground level HWY - Highway RSN - Reason AHD - ahead RSNG - Reasoning I AIM - Aeronautical Information Manual RSNS - Reasons IA - Iowa AIRMET - Airmen's Meteorological Information RSTR - Restrict IC - Ice ALF - aloft RSTRD - Restricted ICG - Icing ALG - along RSTRG - Restricting ICGIC - Icing in clouds ALGHNY - Allegheny RSTRS - Restricts ICGIP - Icing in precipitation ALNMT - alignment RTRN - Return ID - Idaho ALQDS - all quadrants RTRND - Returned IL - Illinois ALS - approach light system RTRNG - Returning IMDT - Immediate ALSEC - all sectors RTRNS - Returns IMDTLY - Immediately ALSF-1 - standard 2400' high-intensity RUF - Rough IMPL - Impulse approach lighting system with sequenced RUFLY - Roughly IMPLS - Impulses flashers (Category I configuration) RVS - Revise IMPT - Important ALSF-2 - standard 2400' high-intensity RVSD - Revised INCL - Include approach lighting system with sequenced RVSG - Revising INCLD - Included flashers (Category II configuration) RVSS - Revises INCLG - Including ALSTG - altimeter setting RW - Rain INCLS - Includes ALT - altitude INCR - Increase ALTA - Alberta S INCRD - Increased ALTM - altimeter S - South INCRG - Increasing ALTN - alternate SA - Surface observation INCRGLY - Increasingly ALUTN - Aleutian SAO - Surface observation INCRS - Increases AM - ante meridiem SAOS - Surface observations INDC - Indicate AMS - air mass SASK - Saskatchewan INDCD - Indicated AMSL - above mean sea level SATFY - Satisfactory INDCG - Indicating ANCPT - anticipate SBND - South bound INDCS - Indicates ANLYS - analysis SBSD - Subside INDEF - Indefinite AO1 - ASOS automated observation without SBSDD - Subsided INFO - Information recipitation discriminator (rain/snow) SBSDNC - Subsidence INLD - Inland AO2 - ASOS automated observation with SBSDS - Subsides INSTBY - Instability precipitation discriminator (rain/snow) SC - South Carolina INTCNTL - Intercontinental AOA - at or above SCND - Second INTL - International AOB - at or below SCNDRY - Secondary INTMD - Intermediate AOE - airport of entry SCSL - Standing lenticular stratocumulus INTMT - Intermittent APCH - approach SCT - Scatter INTMTLY - Intermittently APL - airport lights SCTD - Scattered INTR - Interior APLCN - Appalachian SCTR - Sector INTRMTRGN - Intermountain region APN - Apron SD - South Dakota INTS - Intense APRNT - apparent SE - Southeast INTSFCN - Intensification APROP - appropriate SEC - Second INTSFY - Intensify APRX - approximate SELS - Severe Local Storms Unit INTSFYD - Intensified ARB - Air Reserve Base SELY - Southeasterly INTSFYG - Intensifying ARFOR - area forecast SEPN - Separation INTSFYS - Intensifies ARINC - Aeronautical Radio, Incorporated SEQ - Sequence INTSTY - Intensity ARND - around SERN - Southeastern INTVL - Interval ARTC - air route traffic control SEWD -Southeastward INVRN - Inversion ARTCC - Air Route Traffic Control Center SFC - Surface IOVC - In overcast AS - altostratus SFERICS - Atmospherics INVOF - In vicinity of ASAP - as soon as possible SG - IP - Ice pellets ASDA - accelerate-stop distance available SGFNT - Significant IPV - Improve ASL - above sea level SGFNTLY - Significantly IPVG - Improving ASOS - automated surface observing system SHFT - Shift IR - Infrared ASPH - asphalt SHFTD - Shifted ISOL - Isolate ATA - actual time of arrival SHFTG - Shifting ISOLD - Isolated ATIS - automatic terminal information service SHFTS - Shifts ATLC - Atlantic J SHLD - Shield AURBO - Aurora Borealis JCTN - Junction SHLW - Shallow AUTH - authorized JTSTR - Jet stream SHRT - Short AUTO - automatic SHRTLY - Shortly AVG - average K SHRTWV - Shortwave AVGAS - aviation gasoline KFRST - Killing frost SHRTWVS - Shortwaves AWOS - automatic weather KLYR - Smoke layer aloft SHUD - Should observing/reporting system KOCTY - Smoke over city SHWR - Shower AWY - airway KS - Kansas SHWRS - Showers AZM - azimuth KT - Knots SIERNEV - Sierra Nevada KY - Kentucky SIG - Signature B SIGMET - Significant meteorological BACLIN - Baroclinic L information BAJA - Baja California LA - Louisiana SIMUL - Simultaneous BATROP - Barotropic LABRDR - Labrador SKC - Sky clear BC - British Columbia LAT - Latitude SKED - Schedule BCH - Beach LCL - Local SLD - Solid BCKG - Backing LCLY - Locally SLGT - Slight BCM - Become LCTD - Located SLGTLY - Slightly BCMG - Becoming LCTN - Location SLO - Slow BCMS - Becomes LCTMP - Little change in temperature SLOLY - Slowly BD - Blowing dust LEVEL - Level SLOR - Slower BDA - Bermuda LFM - Limited Fine Mesh Model SLP - Slope BDRY - Boundary LFTG - Lifting SLPG - Sloping BFDK - Before dark LGRNG - Long range SLT - Sleet BFR - Before LGT - Light SLY - Southerly BGN - Begin LGTR - Lighter SM - Statute mile BGNG - Beginning LGWV - Long wave SMK - Smoke BGNS - Begins LI - SML - Small BHND - Behind LIS - Lifted indices SMLR - Smaller BINOVC - Breaks in overcast LK - Lake SMRY - Summary BKN - Broken LKS - Lakes SMS - Synchronus meteorological satellite BLD - Build LKLY - Likely SMTH - Smooth BLDG - Building LLJ - Low Level Jet SMTHR - Smoother BLDS - Builds LLWS - Low Level Wind Shear SMTHST - Smoothest BLDUP - Buildup LLWAS - Low level wind shear alert system SMTM - Sometime BLKHLS - Black Hills LMTD - Limited SMWHT - Somewhat BLKT - Blanket LMTG - Limiting SNBNK - Snow bank BLKTG - Blanketing LMTS - Limits SND - Sand BLKTS - Blankets LN - Line SNFLK - Snow flake BLO - Below LN - Lines SNGL - Single BLZD - Blizzard LO - Low SNOINCR - Snow increase BN - Blowing sand LONG - Longitude SNOINCRG - Snow increasing BND - Bound LONGL - Longitudnal SNST - Sunset BNDRY - Boundary LRG - Large SNW - Snow BNDRYS - Boundaries LRGLY - Largely SNWFL - Snowfall BNTH - Beneath LRGR - Larger SOP - Standard operating procedure BOOTHEEL - Bootheel LRGST - Largest SP - Snow pellets BR - Branch LST - Local standard time SPCLY - Especially BRG - Branching LTD - Limited SPD - Speed BRS - Branches LTG - Lightning SPDS - Speeds BRF - Brief LTGCC - Lightning cloud-to-cloud SPENES - Satellite precipitation estimate BRK - Break LTGCG - Lightning cloud-to-ground statement BRKG - Breaking LTGCCCG - Lightning cloud-to-cloud cloud-to- SPKL - Sprinkle BRKHIC - Breaks in higher clouds ground SPKLS - Sprinkles BRKS - Breaks LTGCW - Lightning cloud-to-water SPLNS - Southern Plains BRKSHR - Berkshire LTGIC - Lightning in cloud SPRD - Spread BRKSHRS - Berkshires LTL - Little SPRDG - Spreading BRM - LTLCG - Little change SPRDS - Spreads BS - Blowing snow LTR - Later SPRL - Spiral BTWN - Between LTST - Latest SQAL - BYD - Beyond LV - Leaving SQLN - Squall line LVL - Level SR - Sunrise C LVLS - Levels SRN - Southern C - Celsius LWR - Lower SRND - Surround CA - California LWRD - Lowered SRNDD - Surrounded CAA - Cold Air Advection LWRG - Lowering SRNDG - Surrounding CARIB - Caribbean LYR - Layer SRNDS - Surrounds CASCDS - Cascades LYRD - Layered SS - Sunset CAVOK - Ceiling and visibility OK LYRS - Layers SSE - South-southeast CAVU - Ceiling and visibility unlimited SSELY - South-southeasterly CB - Cumulonimbus M SSERN - South-southeastern CBS - Cumulonimbi MA - Massachusetts SSEWD - South-southeastward CC - Cirrocumulus MAN - Manitoba SSW - South-southwest CCLDS - Clear of clouds MAX - Maximum SSWLY - South-southwesterly CCLKWS - Counter-clockwise MB - Millibars SSWRN - South-southwestern CCSL - Standing lenticular cirrocumulus MCD - Mesoscale discussion SSWWD - South-southwestward CDFNT - Cold front MD - Maryland ST - Stratus CDFNTL - Cold frontal MDFY - Modify STAGN - Stagnation CFP - Cold front passage MDFYD - Modified STBL - Stable CG - Cloud-to-ground MDFYG - Modifying STBLTY - Stability CHC - Chance MDL - Model STD - Standard CHCS - Chances MDLS - Models STDY - Steady CHG - Change MDT - Moderate STFR - Stratus fractus CHGD - Changed MDTLY - Moderately STFRM - Stratiform CHGG - Changing ME - Maine STG - Strong CHGS - Changes MED - Medium STGLY - Strongly CHSPK - Chesepeake MEGG - Merging STGR - Stronger CI - Cirrus MESO - Mesoscale STGST - Strongest CIG - Ceiling MET - Meteorological STLT - Satellite CIGS - Ceilings METRO - Metropolitan STM - Storm CLD - Cloud MEX - Mexico STMS - Storms CLDNS - Cloudiness MHKVLY - Mohawk Valley STN - Station CLDS - Clouds MI - Michigan STNS - Stations CLKWS - Clockwise MID - Middle STNRY - Stationary CLR - Clear MIDN - Midnight SUB - Substitute CLRG - Clearing MIL - Military SUBTRPCL - Subtropical CLRS - Clears MIN - Minimum SUF - Sufficient CMPLX - Complex MISG - Missing SUFLY - Sufficiently CNCL - Cancel MLTLVL - Melting level SUG - Suggest CNCLD - Cancelled MN - Minnesota SUGG - Suggesting CNCLG - Cancelling MNLND - Mainland SUGS - Suggests CNCLS - Cancels MNLY - Mainly SUP - Supply CNDN - Canadian MO - Missouri SUPG - Supplying CNTR - Center MOGR - Moderate or greater SUPR - Superior CNTRD - Centered MOV - Move SUPS - Supplies CNTRLN - Centerline MOVD - Moved SUPSD - Supersede CNTRS - Centers MOVG - Moving SUPSDG - Superseding CNTRL - Central MOVMT - Movement SUPSDS - Supersedes CNTY - County MOVS - Moves SVG - Serving CNTYS - Counties MPH - Miles per hour SVR - Severe CNVG - Converge MRGL - Marginal SVRL - Several CNVGG - Converging MRGLLY - Marginally SW - Southwest CNVGNC - Convergence MRNG - Morning SWD - Southward CNVTN - Convection MRTM - Maritime SWWD - Southwestward CNVTV - Convective MS - Mississippi SW- - Light snow shower CNVTVLY - Convectively MSG - Message SW+ - Heavy snow shower CNFDC - Confidence MSL - Mean sea level SWLG - Swelling CO - Colorado MST - Most SWLY - Southwesterly COMPAR - Compare MSTLY - Mostly SWOMCD - SELS Mesoscale Discussion COMPARG - Comparing MSTR - Moisture SWRN - Southwestern COMPARD - Compared MT - Montana SX - Stability index COMPARS - Compares MTN - SXN - Section COND - Conditions MTNS - SXNS - Sections CONT - Continue MULT - Multiple SYNOP - Synoptic CONTD - Continued MULTILVL - Multi-level SYNS - Synopsis CONTLY - Continually MXD - Mixed SYS - System CONTG - Continuing N CONTRAILS - Trails T N - North CONTS - Continues T - Thunder NAB - Not above CONTDVD - Continental Divide TCNTL - Transcontinental NAT - North Atlantic CONUS - Continental U.S. TCU - Towering cumulus NATL - National COORD - Coordinate TDA - Today NAV - Navigation COR - Correction TEMP - Temperature NB - New Brunswick CPBL - Capable THD - Thunderhead NBND - Northbound CRC - Circle THDR - Thunder NBRHD - Neighborhood CRCLC - Circulate THK - Thick NC - North Carolina CRCLN - Circulation THKNG - Thickening NCWX - No change in weather CRNR - Corner THKNS - Thickness ND - North Dakota CRNRS- Corners THKR - Thicker NE - Northeast CRS- Course THKST - Thickest NEB - Nebraska CS - Cirrostratus THN - Thin NEC - Necessary CSDR - Consider THNG - Thinning NEG - Negative CSDRBL - Considerable THNR - Thinner NEGLY - Negatively CST - Coast THNST - Thinnest NELY - Northeasterly CSTL - Coastal THR - Threshold NERN - Northeastern CT- Connecticut THRFTR - Thereafter NEWD - Northeastward CTGY - Category THRU - Through NEW ENG - New England CTSKLS - Catskills THRUT - Throughout NFLD - Newfoundland CU - Cumulus THSD - Thousand NGM - Nested Grid Model CUFRA - Cumulus Fractus THTN - Threaten NGT - Night CVR - Cover THTND - Threatened NH - New Hampshire CVRD - Covered THTNG - Threatening NIL - None CVRG - Covering THTNS - Threatens NJ - CVRS - Covers TIL - Until NL - No layers CYC - Cyclonic TMPRY - Temporary NLT - Not later than CYCLGN - Cyclogenesis TMPRYLY - Temporarilly NLY - Northerly TMW - Tomorrow D NM - New Mexico TN - Tennessee DABRK - Daybreak NMBR - Number TNDCY - Tendency DALGT - Day light NMBRS - Numbers TNDCYS - Tendencies DBL - Double NMC - National Meteorological Center TNGT - Tonight DC - District of Columbia NML - Normal TNTV - Tentative DCR - Decrease NMRS - Numerous TNTVLY - Tentatively DCRD - Decreased NNE - North-northeast TOPS - Tops DCRG - Decreasing NNELY - North-northeasterly TOVC - Top of overcast DCRGLY - Decreasingly NNERN - North-northeastern TPG - Topping DCRS - Decreases NNEWD - North-northeastward TRBL - Trouble DE - Delaware NNW - North-northwest TRIB - Tributary DEG - Degree NNWLY - North-northwesterly TRKG - Tracking DEGS - Degrees NNWRN - North-northwestern TRML -Terminal DELMARVA - Delaware-Maryland-Virginia NNWWD - North-northwestward TRMT - Terminate DFCLT - Difficult NNNN - End of message TRMTD - Terminated DFCLTY - Difficulty NOAA - National Oceanic and Atmospheric TRMTG - Terminating DFNT - Definite Administration TRMTS - Terminates DFNTLY - Definitely NOPAC - Northern Pacific TRNSP - Transport DFRS - Differs NPRS - Nonpersistent TRNSPG - Transporting DFUS - Diffuse NR - Near TROF - Trough DGNL - Diagonal NRLY - Nearly TROFS - Troughs DGNLLY - Diagonally NRN - Northern TROP - Tropopause DIGG - Digging NRW - Narrow TRPCD - Tropical continental DIR - Direction NS - Nova Scotia TRPCL - Tropical DISC - Discontinue NTFY - Notify TRRN - Terrain DISCD - Discontinued NTFYD - Notified TRSN - Transition DISCG - Discontinuing NV - Nevada TRW - Thunderstorm DISRE - Disregard NVA - Negative advection TRW+ - Thunderstorm with heavy rain shower DISRED - Disregarded NW - Northwest TSFR - Transfer DISREG - Disregarding NWD - Northward TSFRD - Transfered DKTS - Dakotas NWLY - Northwesterly TSFRG - Transfering DLA - Delay NWRN - Northwestern TSFRS - Transfers DLAD - Delayed NWS - TSHWR - Thundershower DLT - Delete NY - New York TSHWRS - Thundershowers DLTD - Deleted NXT - Next TSNT - Transient DLTG - Deleting TSQLS - Thundersqualls DLY - Daily O TSTM - Thunderstorm DMG - Damage OAT - Outside Air Temperature OBND - TSTMS - DMGD - Damaged Outbound TS - Thunderstorm with snow DMGG - Damaging OBS - Observation TS+ - Thunderstorm with heavy snow DMNT - Dominant OBSC - Obscure TSW - Thunderstorm with snow showers DMSH - Diminish OBSCD - Obscured TSW+ - Thunderstorm with heavy snow DMSHD - Diminished OBSCG - Obscuring showers DMSHG - Diminishing OCFNT - Occluded front TURBC - Turbulence DMSHS - Diminishes OCLD - Occlude TURBT - Turbulent DNDFTS - Downdrafts OCLDS - Occludes TWD - Toward DNS - Dense OCLDD - Occluded TWDS - Towards DNSLP - Downslope OCLDG - Occluding TWI - Twilight DNSTRM - Downstream OCLN - Occlusion TWRG - Towering DNWND - Down wind OCNL - Occasional TX - Texas DP - Deep OCNLY - Occasionally DPND - Deepened OCR - Occur U DPNS - Deepens OCRD - Occurred UDDF - Up and down drafts DPR - Deeper OCRG - Occurring UN - Unable DPNG - Deepening OCRS - Occurs UNAVBL - Unavailable DPTH - Depth OFC - Office UNEC - Unnecessary DRFT - Drift OFP - Occluded frontal passage UNKN - Unknown DRFTD - Drifted OFSHR - Offshore UNL - Unlimited DRFTG - Drifting OH - Ohio UNRELBL - Unreliable DRFTS - Drifts OK - Oklahoma UNRSTD - Unrestricted DRZL - Drizzle OMTNS - Over mountains UNSATFY - Unsatisfactory DSCNT - Descent ONSHR - On shore UNSBL - Unseasonable DSIPT - Dissipate OR - Oregon UNSTBL - Unstable DSIPTD - Dissipated ORGPHC - Orographic UNSTDY - Unsteady DSIPTG - Dissipating ORIG - Original UNSTL - Unsettle DSIPTN - Dissipation OSV - Ocean station vessel UNSTLD - Unsettled DSIPTS - Dissipates OTLK - Outlook UNUSBL - Unusable DSND - Descend OTP - On top UPDFTS - Updrafts DSNDG - Descending OTR - Other UPR - Upper DSNDS - Descends OTRW - Otherwise UPSLP - Upslope DSNT - Distant OUTFLO - Outflow UPSTRM - Upstream DSTBLZ - Destabilize OVC - Overcast URG - Urgent DSTBLZD - Destabilized OVNGT - Overnight USBL - Usable DSTBLZG - Destablizing OVR - Over UT - Utah DSTBLZS - Destablizes OVRN - Overrun UVV - Upward vertical velocity DSTBLZN - Destablization OVRNG - Overrunning UVVS - Upward vertical velocities DSTC - Distance OVTK - Overtake UWNDS - Upper DTRT - Deteriorate OVTKG - Overtaking DTRTD - Deteriorated OVTKS - Overtakes V DTRTG - Deteriorating P VA - Virginia DTRTS - Deteriorates PA - Pennsylvania VARN - Variation DURG - During PAC - Pacific VCNTY - Vicinity DURN - Duration PBL - Planetary boundary layer VCOT - VFR conditions on top DVLP - Develop PCPN - Precipitation VCTR - Vector DVLPD - Developed PD - Period VDUC - VAS Data Utilization Center (NSSFC) DVLPG - Developing PDS - Periods VFY - Verify DVLPMT - Development PDMT - Predominant VFYD - Verified DVLPS - Develops PEN - Peninsula VFYG - Verifying DVRG - Diverge PERM - Permanent VFYS - Verifies DVRGG - Diverging PGTSND - Puget Sound VLCTY - Velocity DVRGNC - Divergence PHYS - Physical VLCTYS - Velocities DVRGS - Diverges PIBAL - Pilot balloon observation VLNT - Violent DVV - Downward vertical velocity PIBALS - Pilot balloon reports VLNTLY - Violently DWNDFTS - Downdrafts PIREP - Pilot weather report VLY - Valley DWPNT - Dewpoint PIREPS - Pilot weather reports VLYS - Valleys DWPNTS - Dewpoints PLNS - Plains VMC - Visual meteorological conditions DX - Duplex PLS - Please VOL - Volume E PLTO - Plateau VORT - Vorticity E - East PM - Post meridian VR - Veer EBND - East bound PNHDL - Panhandle VRG - Veering EFCT - Effect POS - Positive VRBL - Variable ELNGT - Elongate POSLY - Positively VRISL - Vancouver Island, BC ELNGTD - Elongated PPINE - PPI no echoes VRS - Veers ELSW - Elsewhere PPSN - Present position VRT MOTN - Vertical Motion EMBDD - Embedded PRBL - Probable VRY - Very EMERG - Emergency PRBLY - Probably VSB - Visible ENCTR - Encounter PRBLTY - Probability VSBY - Visibility ENDG - Ending PRECD - Precede VSBYDR - Visibility decreasing rapidly ENE - East-northeast PRECDD - Preceded VSBYIR - Visibility increasing rapidly ENELY - East-northeasterly PRECDG - Preceding VT - Vermont ENERN - East-northeastern PRECDS - Precedes VV - Vertical velocity ENEWD - East-northeastward PRES - Pressure ENHNC - Enhance PRESFR - Pressure falling rapidly W ENHNCD - Enhanced PRESRR - Pressure rising rapidly W - West ENHNCG - Enhancing PRIM - Primary WA - Washington ENHNCS - Enhances PRIN - Principal WAA - Warm Air Advection ENHNCMNT - Enhancement PRIND - Present indications are WBND - West bound ENTR - Entire PRJMP - Pressure jump WDLY - Widely ERN - Eastern PROC - Procedure WDSPRD - Widespread ERY - Early PROD - Produce WEA - Weather ERYR - Earlier PRODG - Producing WFO - Weather Forecast Office ESE - East-southeast PROG - Forecast WFOS - Weather Forecast Offices ESELY - East-southeasterly PROGD - Forecasted WFP - Warm front passage ESERN - East-southeastern PROGS - Forecasts WI - Wisconsin ESEWD - East-southeastward PRSNT - Present WIBIS - Will be issued ESNTL - Essential PRSNTLY - Presently WINT - Winter ESTAB - Establish PRST - Persist WK - Weak ESTS - Estimates PRSTS - Persists WKDAY - Weekday ETA - Eta model PRSTNC - Persistence WKEND - Weekend ETC - Et cetera PRSTNT - Persistent WKNG - Weakening ETIM - Elapsed time PRVD - Provide WKNS - Weakens EVE - Evening PRVDD - Provided WKR - Weaker EWD - Eastward PRVDG - Providing WKST - Weakest EXCLV - Exclusive PRVDS - Provides WKN - Weaken EXCLVLY - Exclusively PS - Plus WL - Will EXCP - Except PSBL - Possible WLY - Westerly EXPC - Expect PSBLY - Possibly WND - Wind EXPCD - Expected PSBLTY - Possiblity WNDS - Winds EXPCG - Expecting PSG - Passage WNW - West-northwest EXTD - Extend PSN - Position WNWLY - West-northwesterly EXTDD - Extended PSND - Positioned WNWRN - West-northwestern EXTDG - Extending PTCHY - Patchy WNWWD - West-northwestward EXTDS - Extends PTLY - Partly WO - Without EXTN - Extension PTNL - Potential WPLTO - Western Plateau EXTRAP - Extrapolate PTNLY - Potentially WRM - Warm EXTRAPD - Extrapolated PTNS - Portions WRMG - Warming EXTRM - Extreme PUGET - Puget Sound WRN - Western EXTRMLY - Extremely PVA - Positive vorticity advection WRMR - Warmer EXTSV - Extensive PVL - Prevail WRMST - Warmest PVLD - Prevailed WRMFNT - Warm front F PVLG - Prevailing WRMFNTL - Warm Frontal F - Farenheit PVLS - Prevails WRNG - Warning FA - Aviation area forecast PVLT - Prevalent WRNGS - Warnings FAH - Farenheit PWR - Power WRS - Worse FAM - Familiar WSHFT - Wind shift FCST - Forecast Q WSHFTS - Wind Shifts FCSTD - Forecasted QN - Question WSFO - Weather Service Forecast Office FCSTG - Forecasting QPFERD - NMC excessive rainfall discussion WSFOS - Weather Service Forecast Offices FCSTR - Forecaster QPFHSD - NMC heavy snow discussion WSO - Weather Service Office FCSTS - Forecasts QPFSPD - NMC special precipitation WSOS - Weather Service Offices FIG - Figure discussion WSTCH - Wasatch Range FILG - Filling QSTNRY - Quasistationary WSW - West-southwest FIRAV - First available QUAD - Quadrant WSWLY - West-southwesterly FL - Florida QUE - Quebec WSWRN - West-southwestern FLG - Falling WSWWD - West-southwestward FLRY - Flurry WTR - Water R FLRYS - Flurries WTRS - Waters R - Rain FLT - Flight WTSPT - Waterspout RADAT - observation data FLW - Follow WTSPTS - Waterspouts RAOB - Radiosonde observation FLWG - Following WUD - Would RAOBS - Radiosonde observations FM - From WV - West Virginia RCH - Reach FMT - Format WVS - Waves RCHD - Reached FNCTN - Function WW - Severe Weather Watch RCHG - Reaching FNT - Front WWAMKC - Status Report RCHS - Reaches FNTL - Frontal WWD - Westward RCKY - Rocky FNTS - Fronts WWS - Severe Weather Watches RCKYS - Rockies FNTGNS - Frontogenesis WX - Weather RCMD - Recommend FNTLYS - Frontolysis WY - Wyoming RCMDD - Recommended FORNN - Forenoon RCMDG - Recommending FPM - Feet per minute X RCMDS - Recommends FQT - Frequent XCP - Except RCRD - Record FQTLY - Frequently XPC - Expect RCRDS - Records FRM - Form XPCD - Expected RCV - Receive FRMG - Forming XPCG - Expecting RCVD - Received FRMN - Formation XPCS - Expects RCVG - Receiving FROPA - Frontal passage XPLOS - Explosive RCVS - Receives FROSFC - Frontal surface XTND - Extend RDC - Reduce FRST - Frost XTNDD - Extended RDGG - Ridging FRWF - Forecast wind factor XTNDG - Extending RDR - Radar FRZ - Freeze XTRM - Extreme RDVLP - Redevelop FRZN - Frozen XTRMLY - Extremely RDVLPG - Redeveloping FRZG - Freezing RDVLPMT - Redevelopment FT - Feet Y RE - Regard FT - Terminal forecast YDA - Yesterday RECON - Reconnaissance FTHR - Further YKN - Yukon REF - Reference FVRBL - Favorable YLSTN - Yellowstone RES - Reserve FWD - Forward RGL - Regional Model FYI - For your information Z RGT - Right ZL - G RHINO - RHI not operative ZN - Zone G - Gust RI - Rhode Island ZNS - Zones GA - Georgia ZR - GEN - General GENLY - Generally GEO - Geographic