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