Weather Identifiers:

• B Began
• BC Patches
• BL Blowing
• BR Mist >=5/8
• DR Low Drifting
• DS Dust storm
• DU Dust
• DZ Drizzle
• E – Ended FC, +FC Funnel Cloud, Well-Developed Funnel Cloud, Tornado or Waterspout
• FG Fog
• FU Smoke
• FZ Freezing
• GR Hail (>5mm)
• GS Small Hail / Snow Pellets (<5mm) HZ Haze
• IC Ice Crystals
• MI Shallow
• PL Ice Pellets
• PO Well-Developed Dust/Sand Whirls
• PR Partial
• PY Spray
• RA Rain SA Sand
• SG Snow Grains
• SH Showers
• SN Snow
• SQ Squalls Moderate
• SS Sandstorm
• TS Thunderstorm
• UP Unknown Precipitation
• 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
• CB – Cumulonimbus
• CLR – Sky clear at or below 12,000AGL
• FEW – Few cloud layer 0/8ths to 2/8ths OVC – Overcast cloud layer 8/8ths coverage
• SCT – Scattered cloud layer 3/8ths to 4/8ths
• SKC – Sky Clear
• TCU – Towering Cumulus

Also check: RSG 8 Digit Code

Other:

• A01 – Automated Observation without precipitation discrimination
• A02 – Automated Observation with precipitation discrimination
• A3000 – Altimeter setting 30.00”
• AMD – Amended forecast
• AUTO – without human editing
• BECMG – Becoming…  BECMG 0002 = becoming 00 to 02 Zulu
• CAVU – Ceiling and visibility unlimited
• COR – Correction
• DSNT – Distant weather phenomenon
• FM – From…   FM0200 = from 0200 Zulu
• FROPA – Frontal Passage
• LTG – Lightning
• LDG – Landing
• M – Minus, below zero, “less than”
• NO – Not available
• NSW – No significant weather
• P6SM – Plus 6 Statute Miles, greater than, “more than”
• PK WND – Peak Wind
• PRESFR/PRESRR – Pressure Falling or Rising Rapidly PROB40 – Probability of 40%
• R04 – Runway 4
• RMK – Remarks
• RWY – Runway
• RVRNO – Runway Visual Range not available
• SFC VIS – Surface Visibility
• SLP – Sea Level Pressure, add 10 to numbers given
• SLPNO – Sea Level Pressure not available
• SM – Statute miles
• SPECI – Special Report
• TEMPO – Temporarily…  TEMPO 0002 = Temporarily 00 to 02 Zulu
• T02560179 – Temperature 25.6 dew point 17.9
• TWR VIS – Tower Visibility
• V – Varying
• VIRGA – Virga
• VRB – Variable
• VRB VIS – Variable Visibility
• VV – Vertical Visibility, indefinite ceiling
• WS – Wind shear
• WSHFT – Wind shift

Area Forecast Weather Reports

AAF – Army Air Field

AAL – above aerodrome level

AATM – at all times

ABD – aboard

ABNDT – abundant

ABNML – abnormal

ABT – about

ABV – above

AC – altocumulus

ACARS – Aircraft communication addressing & reporting system

ACCUM – accumulate

ACFT – aircraft

ACK – acknowledge

ACL – altimeter check location

ACLD – above clouds

ACLT – accelerate

ACPT – accept

ACR – air carrier

ACRBT – acrobatic

ACRS – across

ACSL – standing lenticular altocumulus

ACT – active or activated or activity

ACTG – acting

ACTV – active

ACTVT – activate

ACYC – anticyclonic

ADA – advisory area

ADDN – addition

ADF – automatic direction finder

ADIZ – air defense identification zone

ADJ – adjacent

ADQT – adequate

ADRNDCK – adirondack

ADV – advise

ADVCTN – advection

ADVN – advance

ADVY – advisory

ADVZY – advisory

AFB – Air Force Base

AFCT – affect

AFD – Airport/Facility Directory

AFDK – after dark

AFSS – Automated Flight Service Station

AFT – after

AFTN – afternoon

AGL – above ground level

AHD – ahead

AIM – Aeronautical Information Manual

AIRMET – Airmen’s Meteorological Information

ALF – aloft

ALG – along

ALGHNY – Allegheny

ALNMT – alignment

ALQDS – all quadrants

ALS – approach light system

ALSEC – all sectors

ALSF-1 – standard 2400′ high-intensity approach lighting system with sequenced flashers (Category I configuration)

ALSF-2 – standard 2400′ high-intensity approach lighting system with sequenced flashers (Category II configuration)

ALSTG – altimeter setting

ALT – altitude

ALTA – Alberta

ALTM – altimeter

ALTN – alternate

ALUTN – Aleutian

AM – ante meridiem

AMS – air mass

AMSL – above mean sea level

ANCPT – anticipate

ANLYS – analysis

AO1 – ASOS automated observation without recipitation discriminator (rain/snow)

AO2 – ASOS automated observation with precipitation discriminator (rain/snow)

AOA – at or above

AOB – at or below

AOE – airport of entry

APCH – approach

APL – airport lights

APLCN – Appalachian

APN – Apron

APRNT – apparent

APROP – appropriate

APRX – approximate

ARB – Air Reserve Base

ARFOR – area forecast

ARINC – Aeronautical Radio, Incorporated

ARND – around

ARTC – air route traffic control

ARTCC – Air Route Traffic Control Center

AS – altostratus

ASAP – as soon as possible

ASDA – accelerate-stop distance available

ASL – above sea level

ASOS – automated surface observing system

ASPH – asphalt

ATA – actual time of arrival

ATIS – automatic terminal information service

ATLC – Atlantic

AURBO – Aurora Borealis

AUTH – authorized

AUTO – automatic

AVG – average

AVGAS – aviation gasoline

AWOS – automatic weather observing/reporting system

AWY – airway

AZM – azimuth

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BACLIN – Baroclinic

BAJA – Baja California

BATROP – Barotropic

BC – British Columbia

BCH – Beach

BCKG – Backing

BCM – Become

BCMG – Becoming

BCMS – Becomes

BD – Blowing dust

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

BLDS – Builds

BLDUP – Buildup

BLKHLS – Black Hills

BLKT – Blanket

BLKTG – Blanketing

BLKTS – Blankets

BLO – Below

BLZD – Blizzard

BN – Blowing sand

BND – Bound

BNDRY – Boundary

BNDRYS – Boundaries

BNTH – Beneath

BOOTHEEL – Bootheel

BR – Branch

BRG – Branching

BRS – Branches

BRF – Brief

BRK – Break

BRKG – Breaking

BRKHIC – Breaks in higher clouds

BRKS – Breaks

BRKSHR – Berkshire

BRKSHRS – Berkshires

BRM – Barometer

BS – Blowing snow

BTWN – Between

BYD – Beyond

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C – Celsius

CA – California

CAA – Cold Air Advection

CARIB – Caribbean

CASCDS – Cascades

CAVOK – Ceiling and visibility OK

CAVU – Ceiling and visibility unlimited

CB – Cumulonimbus

CBS – Cumulonimbi

CC – Cirrocumulus

CCLDS – Clear of clouds

CCLKWS – Counter-clockwise

CCSL – Standing lenticular cirrocumulus

CDFNT – Cold front

CDFNTL – Cold frontal

CFP – Cold front passage

CG – Cloud-to-ground

CHC – Chance

CHCS – Chances

CHG – Change

CHGD – Changed

CHGG – Changing

CHGS – Changes

CHSPK – Chesepeake

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 – Cancelled

CNCLG – Cancelling

CNCLS – Cancels

CNDN – Canadian

CNTR – Center

CNTRD – Centered

CNTRLN – Centerline

CNTRS – Centers

CNTRL – Central

CNTY – County

CNTYS – Counties

CNVG – Converge

CNVGG – Converging

CNVGNC – Convergence

CNVTN – Convection

CNVTV – Convective

CNVTVLY – Convectively

CNFDC – Confidence

CO – Colorado

COMPAR – Compare

COMPARG – Comparing

COMPARD – Compared

COMPARS – Compares

COND – Conditions

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

CRCLC – Circulate

CRCLN – 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

CYC – Cyclonic

CYCLGN – Cyclogenesis

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DABRK – Daybreak

DALGT – Day light

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

DNDFTS – Downdrafts

DNS – Dense

DNSLP – Downslope

DNSTRM – Downstream

DNWND – Down wind

DP – Deep

DPND – Deepened

DPNS – Deepens

DPR – Deeper

DPNG – Deepening

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 – Destablizing

DSTBLZS – Destablizes

DSTBLZN – Destablization

DSTC – Distance

DTRT – Deteriorate

DTRTD – Deteriorated

DTRTG – Deteriorating

DTRTS – Deteriorates

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 – Dewpoint

DWPNTS – Dewpoints

DX – Duplex

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E – East

EBND – East bound

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

ESTS – Estimates

ETA – 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

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F – Farenheit

FA – Aviation area forecast

FAH – Farenheit

FAM – Familiar

FCST – Forecast

FCSTD – Forecasted

FCSTG – Forecasting

FCSTR – Forecaster

FCSTS – Forecasts

FIG – Figure

FILG – Filling

FIRAV – First available

FL – Florida

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

FRZN – Frozen

FRZG – Freezing

FT – Feet

FT – Terminal forecast

FTHR – Further

FVRBL – Favorable

FWD – Forward

FYI – For your information

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G – Gust

GA – Georgia

GEN – General

GENLY – Generally

GEO – Geographic GEOREF – Geographical reference

GF – Ground fog

GICG – Glaze icing

GLFALSK – Gulf of Alaska

GLFCAL – Gulf of California

GLFMEX – Gulf of Mexico

GLFSTLAWR – Gulf of St. Lawrence

GND – Ground

GNDFG – Ground fog

GRAD – Gradient

GRDL – Gradual

GRDLY – Gradually

GRT – Great

GRTLY – Greatly

GRTR – Greater

GRTST – Greatest

GRTLKS – Great Lakes

GSTS – Gusts

GSTY – Gusty

GV – Ground visibility

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HAZ – Hazard

HCVIS – High clouds visible

HDFRZ – Hard freeze

HDSVLY – Hudson Valley

HDWND – Head wind

HGT – Height

HI – High

HIER – Higher

HIFOR – High level forecast

HLF – Half

HLTP – Hilltop

HLSTO – Hailstones

HLYR – Haze layer aloft

HND – Hundred

HR – Hour

HRS – Hours

HRZN – Horizon

HTG – Heating

HURCN – Hurricane

HUREP – Hurricane report

HV – Have

HVY – Heavy

HVYR – Heavier

HVYST – Heaviest

HWVR – However

HWY – Highway

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IA – Iowa

IC – Ice

ICG – Icing

ICGIC – Icing in clouds

ICGIP – Icing in precipitation

ID – Idaho

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

IR – Infrared

ISOL – Isolate

ISOLD – Isolated

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JCTN – Junction

JTSTR – Jet stream

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KFRST – Killing frost

KLYR – Smoke layer aloft

KOCTY – Smoke over city

KS – Kansas

KT – Knots

KY – Kentucky

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LA – Louisiana

LABRDR – Labrador

LAT – Latitude

LCL – Local

LCLY – Locally

LCTD – Located

LCTN – Location

LCTMP – Little change in temperature

LEVEL – Level

LFM – Limited Fine Mesh Model

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

LLWS – Low Level Wind Shear

LLWAS – Low level wind shear alert system

LMTD – Limited

LMTG – Limiting

LMTS – Limits

LN – Line

LN – Lines

LO – Low

LONG – Longitude

LONGL – Longitudnal

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-to-ground

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

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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

METRO – Metropolitan

MEX – Mexico

MHKVLY – Mohawk Valley

MI – Michigan

MID – Middle

MIDN – Midnight

MIL – Military

MIN – Minimum

MISG – Missing

MLTLVL – Melting level

MN – Minnesota

MNLND – 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 – Multi-level

MXD – Mixed

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N – North

NAB – Not above

NAT – North Atlantic

NATL – National

NAV – Navigation

NB – New Brunswick

NBND – Northbound

NBRHD – Neighborhood

NC – North Carolina

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

NMC – National Meteorological Center

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

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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

OVNGT – Overnight

OVR – Over

OVRN – Overrun

OVRNG – Overrunning

OVTK – Overtake

OVTKG – Overtaking

OVTKS – Overtakes

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PA – Pennsylvania

PAC – Pacific

PBL – Planetary boundary layer

PCPN – Precipitation

PD – Period

PDS – Periods

PDMT – Predominant

PEN – Peninsula

PERM – Permanent

PGTSND – Puget Sound

PHYS – Physical

PIBAL – Pilot balloon observation

PIBALS – Pilot balloon reports

PIREP – Pilot weather report

PIREPS – Pilot weather reports

PLNS – Plains

PLS – Please

PLTO – Plateau

PM – Post meridian

PNHDL – Panhandle

POS – Positive

POSLY – Positively

PPINE – PPI no echoes

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

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 – Possiblity

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

PWR – Power

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QN – Question

QPFERD – NMC excessive rainfall discussion

QPFHSD – NMC heavy snow discussion

QPFSPD – NMC special precipitation discussion

QSTNRY – Quasistationary

QUAD – Quadrant

QUE – Quebec

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R – Rain

RADAT – Radiosonde observation data

RAOB – Radiosonde observation

RAOBS – Radiosonde observations

RCH – Reach

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

RDR – Radar

RDVLP – Redevelop

RDVLPG – Redeveloping

RDVLPMT – Redevelopment

RE – Regard

RECON – Reconnaissance

REF – Reference

RES – Reserve

RGL – Regional Model

RGT – Right

RHINO – RHI not operative

RI – Rhode Island RLBL – Reliable

REPL – Replace

REPLD – Replaced

REPLG – Replacing

REPLS – Replaces

REQ – Request

REQS – Requests

REQSTD – Requested

RESP – Response

RESTR – Restrict

RGD – Ragged

RGLR – Regular

RGN – Region

RGNS – Regions

RH – Relative Humidity

RIOGD – Rio Grande

RLTV – Relative

RLTVLY – Relativily

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

RS – Receiver station

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

RW – Rain shower

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S – South

SA – Surface observation

SAO – Surface observation

SAOS – Surface observations

SASK – Saskatchewan

SATFY – Satisfactory

SBND – South bound

SBSD – Subside

SBSDD – Subsided

SBSDNC – Subsidence

SBSDS – Subsides

SC – South Carolina

SCND – Second

SCNDRY – Secondary

SCSL – Standing lenticular stratocumulus

SCT – Scatter

SCTD – Scattered

SCTR – Sector

SD – South Dakota

SE – Southeast

SEC – Second

SELS – Severe Local Storms Unit

SELY – Southeasterly

SEPN – Separation

SEQ – Sequence

SERN – Southeastern

SEWD -Southeastward

SFC – Surface

SFERICS – Atmospherics

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

SHRTWVS – Shortwaves

SHUD – Should

SHWR – Shower

SHWRS – Showers

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

SLT – Sleet

SLY – Southerly

SM – Statute mile

SMK – Smoke

SML – Small

SMLR – Smaller

SMRY – Summary

SMS – Synchronus meteorological satellite

SMTH – Smooth

SMTHR – Smoother

SMTHST – Smoothest

SMTM – Sometime

SMWHT – Somewhat

SNBNK – Snow bank

SND – Sand

SNFLK – Snow flake

SNGL – Single

SNOINCR – Snow increase

SNOINCRG – Snow increasing

SNST – Sunset

SNW – Snow

SNWFL – Snowfall

SOP – Standard operating procedure

SP – Snow pellets

SPCLY – Especially

SPD – Speed

SPDS – Speeds

SPENES – Satellite precipitation estimate statement

SPKL – Sprinkle

SPKLS – Sprinkles

SPLNS – Southern Plains

SPRD – Spread

SPRDG – Spreading

SPRDS – Spreads

SPRL – Spiral

SQAL – 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

STG – Strong

STGLY – Strongly

STGR – Stronger

STGST – Strongest

STLT – Satellite

STM – Storm

STMS – Storms

STN – Station

STNS – Stations

STNRY – Stationary

SUB – Substitute

SUBTRPCL – Subtropical

SUF – Sufficient

SUFLY – Sufficiently

SUG – Suggest

SUGG – Suggesting

SUGS – Suggests

SUP – Supply

SUPG – Supplying

SUPR – Superior

SUPS – Supplies

SUPSD – Supersede

SUPSDG – Superseding

SUPSDS – Supersedes

SVG – Serving

SVR – Severe

SVRL – Several

SW – Southwest

SWD – Southward

SWWD – Southwestward

SW- – Light snow shower

SW+ – Heavy snow shower

SWLG – Swelling

SWLY – Southwesterly

SWOMCD – SELS Mesoscale Discussion

SWRN – Southwestern

SX – Stability index

SXN – Section

SXNS – Sections

SYNOP – Synoptic

SYNS – Synopsis

SYS – System

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T – Thunder

TCNTL – Transcontinental

TCU – Towering cumulus

TDA – Today

TEMP – Temperature

THD – Thunderhead

THDR – Thunder

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 – Temporarilly

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

TRPCL – Tropical

TRRN – Terrain

TRSN – Transition

TRW – Thunderstorm

TRW+ – Thunderstorm with heavy rain shower

TSFR – Transfer

TSFRD – Transfered

TSFRG – Transfering

TSFRS – Transfers

TSHWR – Thundershower

TSHWRS – Thundershowers

TSNT – Transient

TSQLS – Thundersqualls

TSTM – Thunderstorm

TSTMS – Thunderstorms

TS – Thunderstorm with snow

TS+ – Thunderstorm with heavy snow

TSW – Thunderstorm with snow showers

TSW+ – Thunderstorm with heavy snow showers

TURBC – Turbulence

TURBT – Turbulent

TWD – Toward

TWDS – Towards

TWI – Twilight

TWRG – Towering

TX – Texas

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UDDF – Up and down drafts

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

UVV – Upward vertical velocity

UVVS – Upward vertical velocities

UWNDS – Upper winds

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VA – Virginia

VARN – Variation

VCNTY – Vicinity

VCOT – VFR conditions on top

VCTR – Vector

VDUC – VAS Data Utilization Center (NSSFC)

VFY – Verify

VFYD – Verified

VFYG – Verifying

VFYS – Verifies

VLCTY – Velocity

VLCTYS – Velocities

VLNT – Violent

VLNTLY – Violently

VLY – Valley

VLYS – Valleys

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

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W – West

WA – Washington

WAA – Warm Air Advection

WBND – West bound

WDLY – Widely

WDSPRD – Widespread

WEA – Weather

WFO – Weather Forecast Office

WFOS – Weather Forecast Offices

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

WRM – Warm

WRMG – Warming

WRN – Western

WRMR – Warmer

WRMST – Warmest

WRMFNT – Warm front

WRMFNTL – Warm Frontal

WRNG – Warning

WRNGS – Warnings

WRS – Worse

WSHFT – Wind shift

WSHFTS – Wind Shifts

WSFO – Weather Service Forecast Office

WSFOS – Weather Service Forecast Offices

WSO – Weather Service Office

WSOS – Weather Service Offices

WSTCH – Wasatch Range

WSW – West-southwest

WSWLY – West-southwesterly

WSWRN – West-southwestern

WSWWD – West-southwestward

WTR – Water

WTRS – Waters

WTSPT – Waterspout

WTSPTS – Waterspouts

WUD – Would

WV – West Virginia

WVS – Waves

WW – Severe Weather Watch

WWAMKC – Status Report

WWD – Westward

WWS – Severe Weather Watches

WX – Weather

WY – Wyoming

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XCP – Except

XPC – Expect

XPCD – Expected

XPCG – Expecting

XPCS – Expects

XPLOS – Explosive

XTND – Extend

XTNDD – Extended

XTNDG – Extending

XTRM – Extreme

XTRMLY – Extremely

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YDA – Yesterday

YKN – Yukon

YLSTN – Yellowstone

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ZL – Freezing drizzle

ZN – Zone

ZNS – Zones

ZR – Freezing rain

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