avwx.static.notam

  1"""NOTAM static values."""
  2
  3# Q Codes sourced from FAA apprendix
  4# https://www.faa.gov/air_traffic/publications/atpubs/notam_html/appendix_b.html
  5# https://www.notams.faa.gov/common/qcode/qcode23.html
  6
  7SUBJECT = {
  8    "AA": "Minimum altitude",
  9    "AC": "Class B, C, D, or E Surface Area",
 10    "AD": "Air defense identification zone",
 11    "AE": "Control area",
 12    "AF": "Flight information region",
 13    "AH": "Upper control area",
 14    "AL": "Minimum usable flight level",
 15    "AN": "Area navigation route",
 16    "AO": "Oceanic control area",
 17    "AP": "Reporting point",
 18    "AR": "ATS route",
 19    "AT": "Terminal control area",
 20    "AU": "Upper flight information region",
 21    "AV": "Upper advisory area",
 22    "AX": "Significant point",
 23    "AZ": "Aerodrome traffic zone",
 24    "CA": "Air/ground facility",
 25    "CB": "Automatic dependent surveillance - broadcast",
 26    "CC": "Automatic dependent surveillance - contract",
 27    "CD": "Controller-pilot data link communications",
 28    "CE": "En route surveillance radar",
 29    "CF": "Operating frequncy",
 30    "CG": "Ground controlled approach system",
 31    "CL": "Selective calling system",
 32    "CM": "Surface movement radar",
 33    "CO": "Operations",
 34    "CP": "Precision approach radar",
 35    "CR": "Surveillance radar element of precision approach radar system",
 36    "CS": "Secondary surveillance radar",
 37    "CT": "Terminal area surveillance radar",
 38    "FA": "Aerodrome",
 39    "FB": "Friction measuring device",
 40    "FC": "Ceiling measurement equipment",
 41    "FD": "Docking system",
 42    "FE": "Oxygen",
 43    "FF": "Fire fighting and rescue",
 44    "FG": "Ground movement control",
 45    "FH": "Helicopter alighting area/platform",
 46    "FI": "Aircraft de-icing",
 47    "FJ": "Oils",
 48    "FL": "Landing direction indicator",
 49    "FM": "Meteorological service",
 50    "FO": "Fog dispersal system",
 51    "FP": "Heliport",
 52    "FS": "Snow removal equipment",
 53    "FT": "Transmissometer",
 54    "FU": "Fuel availability",
 55    "FW": "Wind direction indicator",
 56    "FZ": "Customs/immigration",
 57    "GA": "GNSS airfield-specific operations",
 58    "GB": "Optical landing system",
 59    "GC": "Transient maitenance",
 60    "GD": "Starter unit",
 61    "GE": "Soap",
 62    "GF": "Demineralized water",
 63    "GG": "Oxygen",
 64    "GH": "Oil",
 65    "GI": "Drag chutes",
 66    "GJ": "ASR",
 67    "GK": "Precision approach landing system",
 68    "GL": "FACSFAC",
 69    "GM": "Firing range",
 70    "GN": "Night vision google operations",
 71    "GO": "Warning area",
 72    "GP": "Arresting gear markers",
 73    "GQ": "Pulsating/steady visual approach slope indicator",
 74    "GR": "Diverse departure",
 75    "GS": "Nitrogen",
 76    "GT": "IFR take-off minimums and departure procedures",
 77    "GU": "De-ice",
 78    "GV": "Clear zone",
 79    "GW": "GNSS area-wide operations",
 80    "GX": "Runway distance remaining signs",
 81    "GY": "Helo pad",
 82    "GZ": "Base operations",
 83    "IC": "Instrument landing system",
 84    "ID": "DME associated with ILS",
 85    "IG": "Glide path",
 86    "II": "Inner marker",
 87    "IL": "Localizer",
 88    "IM": "Middle marker",
 89    "IN": "Localizer",
 90    "IO": "Outer marker",
 91    "IS": "ILS Category I",
 92    "IT": "ILS Category II",
 93    "IU": "ILS Category III",
 94    "IW": "Microwave landing system",
 95    "IX": "Locator, outer",
 96    "IY": "Locator, middle",
 97    "KK": "Volcanic activity",
 98    "LA": "Approach lighting system",
 99    "LB": "Aerodrome beacon",
100    "LC": "Runway centre line lights",
101    "LD": "Landing direction indicator lights",
102    "LE": "Runway edge lights",
103    "LF": "Sequenced flashing lights",
104    "LG": "Pilot-controlled lighting",
105    "LH": "High intensity runway lights",
106    "LI": "Runway end identifier lights",
107    "LJ": "Runway alignment indicator lights",
108    "LK": "Category II components of approach lighting system",
109    "LL": "Low intensity runway lights",
110    "LM": "Medium intensity runway lights",
111    "LP": "Precision approach path indicator",
112    "LR": "All landing area lighting facilities",
113    "LS": "Stopway lights",
114    "LT": "Threshold lights",
115    "LU": "Helicopter approach path indicator",
116    "LV": "Visual approach slope indicator system",
117    "LW": "Heliport lighting",
118    "LX": "Taxiway centre line lights",
119    "LY": "Taxiway edge lights",
120    "LZ": "Runway touchdown zone lights",
121    "MA": "Movement area",
122    "MB": "Bearing strength",
123    "MC": "Clearway",
124    "MD": "Declared distances",
125    "MG": "Taxiing guidance system",
126    "MH": "Runway arresting gear",
127    "MK": "Parking area",
128    "MM": "Daylight markings",
129    "MN": "Apron",
130    "MO": "Stopbar",
131    "MP": "Aircraft stands",
132    "MR": "Runway",
133    "MS": "Stopway",
134    "MT": "Threshold",
135    "MU": "Runway turning bay",
136    "MW": "Strip/shoulder",
137    "MX": "Taxiway",
138    "MY": "Rapid exit taxiway",
139    "NA": "All radio navigation facilities",
140    "NB": "Nondirectional radio beacon",
141    "NC": "DECCA",
142    "ND": "Distance measuring equipment",
143    "NF": "Fan marker",
144    "NL": "Locator",
145    "NM": "VOR/DME",
146    "NN": "TACAN",
147    "NO": "OMEGA",
148    "NT": "VORTAC",
149    "NV": "VOR",
150    "NX": "Direction finding station",
151    "OA": "Aeronautical information service",
152    "OB": "Obstacle",
153    "OE": "Aircraft entry requirements",
154    "OL": "Obstacle lights",
155    "OR": "Rescue coordination centre",
156    "PA": "Standard instrument arrival",
157    "PB": "Standard VFR arrival",
158    "PC": "Contingency procedures",
159    "PD": "Standard instrument departure",
160    "PE": "Standard VFR departure",
161    "PF": "Flow control procedure",
162    "PH": "Holding procedure",
163    "PI": "Instrument approach procedure",
164    "PK": "VFR approach procedure",
165    "PL": "Flight plan processing",
166    "PM": "Aerodrome operating minima",
167    "PN": "Noise operating restriction",
168    "PO": "Obstacle clearance altitude and height",
169    "PR": "Radio failure procedure",
170    "PT": "Transition altitude or transition level",
171    "PU": "Missed approach procedure",
172    "PX": "Minimum holding altitude",
173    "PZ": "ADIZ procedure",
174    "RA": "Airspace reservation",
175    "RD": "Danger area",
176    "RM": "Military operating area",
177    "RO": "Overflying",
178    "RP": "Prohibited area",
179    "RR": "Restricted area",
180    "RT": "Temporary restricted area",
181    "SA": "Automatic terminal information service",
182    "SB": "ATS reporting office",
183    "SC": "Area control centre",
184    "SE": "Flight information service",
185    "SF": "Aerodrome flight information service",
186    "SL": "Flow control centre",
187    "SO": "Oceanic area control centre",
188    "SP": "Approach control service",
189    "SS": "Flight service station",
190    "ST": "Aerodrome control tower",
191    "SU": "Upper area control centre",
192    "SV": "VOLMET broadcast",
193    "SY": "Upper advisory service",
194    "TT": "MIJI",
195    "WA": "Air display",
196    "WB": "Aerobatics",
197    "WC": "Captive balloon or kite",
198    "WD": "Demolition of explosives",
199    "WE": "Exercises",
200    "WF": "Air refueling",
201    "WG": "Glider flying",
202    "WH": "Blasting",
203    "WJ": "Banner/target towing",
204    "WL": "Ascent of free balloon",
205    "WM": "Missile, gun or rocket firing",
206    "WO": "Laser activity", # Encountered, non-standard
207    "WP": "Parachute jumping exercise, paragliding, or hang gliding",
208    "WR": "Radioactive materials or toxic chemicals",
209    "WS": "Burning or blowing gas",
210    "WT": "Mass movement of aircraft",
211    "WU": "Unmanned aircraft",
212    "WV": "Formation flight",
213    "WW": "Significant volcanic activity",
214    "WY": "Aerial survey",
215    "WZ": "Model flying",
216    "XX": "Unknown",
217}
218
219CONDITION = {
220    "AC": "Withdrawn for maintenance",
221    "AD": "Available for daylight operation",
222    "AF": "Flight checked and found reliable",
223    "AG": "Operating but ground checked only, awaiting flight check",
224    "AH": "Hours of service changed",
225    "AK": "Resumed normal operations",
226    "AL": "Operative",
227    "AM": "Military operations only",
228    "AN": "Available for night operation",
229    "AO": "Operational",
230    "AP": "Available, prior permission required",
231    "AR": "Available on request",
232    "AS": "Unserviceable",
233    "AU": "Not available",
234    "AW": "Completely withdrawn",
235    "AX": "Previously promulgated shutdown has been canceled",
236    "CA": "Activated",
237    "CC": "Completed",
238    "CD": "Deactivated",
239    "CE": "Erected",
240    "CF": "Frequency changed to",
241    "CG": "Downgraded to",
242    "CH": "Changed",
243    "CI": "Identification or radio call sign changed to",
244    "CL": "Realigned",
245    "CM": "Displaced",
246    "CN": "Canceled",
247    "CO": "Operating",
248    "CP": "Operating on reduced power",
249    "CR": "Temporarily replaced by",
250    "CS": "Installed",
251    "CT": "On test, do not use",
252    "HA": "Braking action",
253    "HB": "Friction coefficient",
254    "HC": "Covered by compacted snow to depth of",
255    "HD": "Covered by dry snow to a depth of",
256    "HE": "Covered by water to a depth of",
257    "HF": "Totally free of snow and ice",
258    "HG": "Grass cutting in progress",
259    "HH": "Hazard due to",
260    "HI": "Covered by ice",
261    "HJ": "Launch planned",
262    "HK": "Bird migration in progress",
263    "HL": "Snow clearance completed",
264    "HM": "Marked by",
265    "HN": "Covered by wet snow or slush to a depth of",
266    "HO": "Obscured by snow",
267    "HP": "Snow clearance in progress",
268    "HQ": "Operation canceled",
269    "HR": "Standing water",
270    "HS": "Sanding in progress",
271    "HT": "Approach according to signal area only",
272    "HU": "Launch in progress",
273    "HV": "Work completed",
274    "HW": "Work in progress",
275    "HX": "Concentration of birds",
276    "HY": "Snow banks exist",
277    "HZ": "Covered by frozen ruts and ridges",
278    "LA": "Operating on auxiliary power supply",
279    "LB": "Reserved for aircraft based therein",
280    "LC": "Closed",
281    "LD": "Unsafe",
282    "LE": "Operating without auxiliary power supply",
283    "LF": "Interference from",
284    "LG": "Operating without identification",
285    "LH": "Unserviceable for aircraft heavier than",
286    "LI": "Closed to IFR operations",
287    "LK": "Operating as a fixed light",
288    "LL": "Usable for length and width",
289    "LN": "Closed to all night operations",
290    "LP": "Prohibited to",
291    "LR": "Aircraft restricted to runways and taxiways",
292    "LS": "Subject to interruption",
293    "LT": "Limited to",
294    "LV": "Closed to VFR operations",
295    "LW": "Will take place",
296    "LX": "Operating but caution advised due to",
297    "XX": "Plain text following",
298}
299
300# Other codes sourced from Nav Canada transition docs
301# https://www.navcanada.ca/en/briefing-on-the-transition-to-icao-notam-format.pdf
302
303REPORT_TYPE = {
304    "NOTAMN": "New",
305    "NOTAMR": "Replace",
306    "NOTAMC": "Cancel",
307}
308
309TRAFFIC_TYPE = {
310    "I": "IFR",
311    "V": "VFR",
312    "IV": "IFR and VFR",
313}
314
315PURPOSE = {
316    "N": "Immediate",
317    "B": "Briefing",
318    "O": "Flight Operations",
319    "M": "Miscellaneous",
320    "K": "Checklist",
321}
322
323SCOPE = {
324    "A": "Aerodrome",
325    "E": "En Route",
326    "W": "Warning",
327    "K": "Checklist",
328}
329
330# Additional codes sourced from FAA NOTAM contractions list
331# https://www.notams.faa.gov/downloads/contractions.pdf
332
333CODES = {
334    "ABN": "Airport Beacon",
335    "ABV": "Above",
336    "ACC": "Area Control Center",
337    "ACCUM": "Accumulate",
338    "ACFT": "Aircraft",
339    "ACR": "Air Carrier",
340    "ACT": "Active",
341    "ADJ": "Adjacent",
342    "ADZD": "Advised",
343    "AFD": "Airport Facility Directory",
344    "AGL": "Above Ground Level",
345    "ALS": "Approach Lighting System",
346    "ALT": "Altitude",
347    "ALTM": "Altimeter",
348    "ALTN": "Alternate",
349    "ALTNLY": "Alternately",
350    "ALSTG": "Altimeter Setting",
351    "AMDT": "Amendment",
352    "AMGR": "Airport Manager",
353    "AMOS": "Automatic Meteorological Observing System",
354    "AP": "Airport",
355    "APCH": "Approach",
356    "AP LGT": "Airport Lighting",
357    "APP": "Approach Control",
358    "ARFF": "Aircraft Rescue and Fire Fighting",
359    "ARR": "Arrive, Arrival",
360    "ASOS": "Automatic Surface Observing System",
361    "ASPH": "Asphalt",
362    "ATC": "Air Traffic Control",
363    "ATCCC": "Air Traffic Control Command Center",
364    "ATIS": "Automatic Terminal Information Service",
365    "AUTOB": "Automatic Weather Reporting System",
366    "AUTH": "Authority",
367    "AVBL": "Available",
368    "AWOS": "Automatic Weather Observing/Reporting System",
369    "AWY": "Airway",
370    "AZM": "Azimuth",
371    "BA FAIR": "Braking action fair",
372    "BA NIL": "Braking action nil",
373    "BA POOR": "Braking action poor",
374    "BC": "Back Course",
375    "BCN": "Beacon",
376    "BERM": "Snowbank(s) Containing Earth/Gravel",
377    "BLW": "Below",
378    "BND": "Bound",
379    "BRG": "Bearing",
380    "BYD": "Beyond",
381    "CAAS": "Class A Airspace",
382    "CAT": "Category",
383    "CBAS": "Class B Airspace",
384    "CBSA": "Class B Surface Area",
385    "CCAS": "Class C Airspace",
386    "CCLKWS": "Counterclockwise",
387    "CCSA": "Class C Surface Area",
388    "CD": "Clearance Delivery",
389    "CDAS": "Class D Airspace",
390    "CDSA": "Class D Surface Area",
391    "CEAS": "Class E Airspace",
392    "CESA": "Class E Surface Area",
393    "CFR": "Code of Federal Regulations",
394    "CGAS": "Class G Airspace",
395    "CHAN": "Channel",
396    "CHG": "Change or Modification",
397    "CIG": "Ceiling",
398    "CK": "Check",
399    "CL": "Centre Line",
400    "CLKWS": "Clockwise",
401    "CLR": "Clearance, Clear(s), Cleared to",
402    "CLSD": "Closed",
403    "CMB": "Climb",
404    "CMSND": "Commissioned",
405    "CNL": "Cancel",
406    "CNTRLN": "Centerline",
407    "COM": "Communications",
408    "CONC": "Concrete",
409    "CPD": "Coupled",
410    "CRS": "Course",
411    "CTC": "Contact",
412    "CTL": "Control",
413    "DALGT": "Daylight",
414    "DCMSN": "Decommission",
415    "DCMSND": "Decommissioned",
416    "DCT": "Direct",
417    "DEGS": "Degrees",
418    "DEP": "Depart, Departure",
419    "DEP PROC": "Departure Procedure",
420    "DH": "Decision Height",
421    "DISABLD": "Disabled",
422    "DIST": "Distance",
423    "DLA": "Delay or Delayed",
424    "DLT": "Delete",
425    "DLY": "Daily",
426    "DME": "Distance Measuring Equipment",
427    "DMSTN": "Demonstration",
428    "DP": "Dewpoint Temperature",
429    "DRFT": "Snowbank/s Caused by Wind Action",
430    "DSPLCD": "Displaced",
431    "E": "East",
432    "EB": "Eastbound",
433    "EFAS": "En Route Flight Advisory Service",
434    "ELEV": "Elevation",
435    "ENG": "Engine",
436    "ENRT": "En Route",
437    "ENTR": "Entire",
438    "EXC": "Except",
439    "FAC": "Facility or Facilities",
440    "FAF": "Final Approach Fix",
441    "FAN MKR": "Fan Marker",
442    "FDC": "Flight Data Center",
443    "FI/T": "Flight Inspection Temporay",
444    "FI/P": "Flight Inspection Permanent",
445    "FM": "From",
446    "FNA": "Final Approach",
447    "FPM": "Feet Per Minute",
448    "FREQ": "Frequency",
449    "FRH": "Fly Runway Heading",
450    "FRI": "Friday",
451    "FRZN": "Frozen",
452    "FSS": "Automated/Flight Service Station",
453    "FT": "Foot, Feet",
454    "GC": "Ground Control",
455    "GCA": "Ground Control Approach",
456    "GCO": "Ground Communications Outlet",
457    "GOVT": "Government",
458    "GP": "Glide Path",
459    "GPS": "Global Positioning System",
460    "GRVL": "Gravel",
461    "HAA": "Height Above Airport",
462    "HAT": "Height Above Touchdown",
463    "HDG": "Heading",
464    "HEL": "Helicopter",
465    "HELI": "Heliport",
466    "HIRL": "High Intensity Runway Lights",
467    "HIWAS": "Hazardous Inflight Weather Advisory Service",
468    "HLDG": "Holding",
469    "HOL": "Holiday",
470    "HP": "Holding Pattern",
471    "HR": "Hour",
472    "IAF": "Initial Approach Fix",
473    "IAP": "Instrument Approach Procedure",
474    "INBD": "Inbound",
475    "ID": "Identification",
476    "IDENT": "Identify, Identifier, Identification",
477    "IF": "Intermediate Fix",
478    "ILS": "Instrument Landing System",
479    "IM": "Inner Marker",
480    "IMC": "Instrument Meteorological Conditions",
481    "IN": "Inch, Inches",
482    "INDEFLY": "Indefinitely",
483    "INFO": "Information",
484    "INOP": "Inoperative",
485    "INSTR": "Instrument",
486    "INT": "Intersection",
487    "INTL": "International",
488    "INTST": "Intensity",
489    "IR": "Ice On Runway(s)",
490    "KT": "Knots",
491    "L": "Left",
492    "LAA": "Local Airport Advisory",
493    "LAT": "Latitude",
494    "LAWRS": "Limited Aviation Weather Reporting Station",
495    "LB": "Pound(s)",
496    "LC": "Local Control",
497    "LOC": "Local, Locally, Location",
498    "LCTD": "Located",
499    "LDA": "Localizer Type Directional Aid",
500    "LGT": "Light or Lighting",
501    "LGTD": "Lighted",
502    "LIRL": "Low Intensity Runway Lights",
503    "LLWAS": "Low Level Wind Shear Alert System",
504    "LM": "Compass Locator at ILS Middle Marker",
505    "LDG": "Landing",
506    "LLZ": "Localizer",
507    "LO": "Compass Locator at ILS Outer Marker",
508    "LONG": "Longitude",
509    "LRN": "Long Range Navigation",
510    "LSR": "Loose Snow on Runway(s)",
511    "LT": "Left Turn",
512    "MAG": "Magnetic",
513    "MAINT": "Maintain, Maintenance",
514    "MALS": "Medium Intensity Approach Light System",
515    "MALSF": "Medium Intensity Approach Light System with Sequenced Flashers",
516    "MALSR": "Medium Intensity Approach Light System with Runway Alignment Indicator Lights",
517    "MAPT": "Missed Approach Point",
518    "MCA": "Minimum Crossing Altitude",
519    "MDA": "Minimum Descent Altitude",
520    "MEA": "Minimum En Route Altitude",
521    "MED": "Medium",
522    "MIN": "Minute(s)",
523    "MIRL": "Medium Intensity Runway Lights",
524    "MKR": "Marker",
525    "MLS": "Microwave Landing System",
526    "MM": "Middle Marker",
527    "MNM": "Minimum",
528    "MNT": "Monitor, Monitoring, or Monitored",
529    "MOC": "Minimum Obstruction Clearance",
530    "MON": "Monday",
531    "MRA": "Minimum Reception Altitude",
532    "MSA": "MinimumSafeAltitude,MinimumSectorAltitude",
533    "MSAW": "Minimum Safe Altitude Warning",
534    "MSG": "Message",
535    "MSL": "Mean Sea Level",
536    "MU": "Mu Meters",
537    "MUD": "Mud",
538    "MUNI": "Municipal",
539    "N": "North",
540    "NA": "Not Authorized",
541    "NAV": "Navigation",
542    "NB": "Northbound",
543    "NDB": "Nondirectional Radio Beacon",
544    "NE": "Northeast",
545    "NGT": "Night",
546    "NM": "Nautical Mile(s)",
547    "NMR": "Nautical Mile Radius",
548    "NONSTD": "Nonstandard",
549    "NOPT": "No Procedure Turn Required",
550    "NR": "Number",
551    "NTAP": "Notice to Airmen Publication",
552    "NW": "Northwest",
553    "OBSC": "Obscured, Obscure, or Obscuring",
554    "OBST": "Obstruction, Obstacle",
555    "OM": "Outer Marker",
556    "OPR": "Operate, Operator, or Operative",
557    "OPS": "Operation(s)",
558    "ORIG": "Original",
559    "OTS": "Out of Service",
560    "OVR": "Over",
561    "PAEW": "Personnel and Equipment Working",
562    "PAX": "Passenger(s)",
563    "PAPI": "Precision Approach Path Indicator",
564    "PAR": "Precision Approach Radar",
565    "PARL": "Parallel",
566    "PAT": "Pattern",
567    "PCL": "Pilot Controlled Lighting",
568    "PERM": "Permanent",
569    "PJE": "Parachute Jumping Exercise",
570    "PLA": "Practice Low Approach",
571    "PLW": "Plow, Plowed",
572    "PN": "Prior Notice Required",
573    "PPR": "Prior Permission Required",
574    "PRN": "Psuedo Random Noise",
575    "PROC": "Procedure",
576    "PROP": "Propeller",
577    "PSR": "Packed Snow on Runway(s)",
578    "PTCHY": "Patchy",
579    "PTN": "Procedure Turn",
580    "PVT": "Private",
581    "RAIL": "Runway Alignment Indicator Lights",
582    "RAMOS": "Remote Automatic Meteorological Observing System",
583    "RCAG": "Remote Communication Air/Ground Facility",
584    "RCL": "Runway Center Line",
585    "RCLL": "Runway Center Line Lights",
586    "RCO": "Remote Communication Outlet",
587    "REC": "Receive or Receiver",
588    "REIL": "Runway End Identifier Lights",
589    "RELCTD": "Relocated",
590    "REP": "Report",
591    "RLLS": "Runway Lead-In Light System",
592    "RMNDR": "Remainder",
593    "RMK": "Remark(s)",
594    "RNAV": "Area Navigation",
595    "RPLC": "Replace",
596    "RQRD": "Required",
597    "RRL": "Runway Remaining Lights",
598    "RSR": "En Route Surveillance Radar",
599    "RSVN": "Reservation",
600    "RT": "Right Turn",
601    "RTE": "Route",
602    "RTR": "Remote Transmitter/Receiver",
603    "RTS": "Return to Service",
604    "RUF": "Rough",
605    "RVR": "Runway Visual Range",
606    "RVRM": "Runway Visual Range Midpoint",
607    "RVRR": "Runway Visual Range Rollout",
608    "RVRT": "Runway Visual Range Touchdown",
609    "RWY": "Runway",
610    "S": "South",
611    "SA": "Sand, Sanded",
612    "SAT": "Saturday",
613    "SAWRS": "Supplementary Aviation Weather Reporting Station",
614    "SB": "Southbound",
615    "SDF": "Simplified Directional Facility",
616    "SE": "Southeast",
617    "SFL": "Sequence Flashing Lights",
618    "SIMUL": "Simultaneous or Simultaneously",
619    "SIR": "PackedorCompactedSnowandIceonRunway(s)",
620    "SKED": "Scheduled or Schedule",
621    "SLR": "Slush on Runway(s)",
622    "SN": "Snow",
623    "SNBNK": "Snowbank/s Caused by Plowing (Windrow(s))",
624    "SNGL": "Single",
625    "SPD": "Speed",
626    "SSALF": "Simplified Short Approach Lighting with Sequence Flashers",
627    "SSALR": "Simplified Short Approach Lighting with Runway Alignment Indicator Lights",
628    "SSALS": "Simplified Short Approach Lighting System",
629    "SSR": "Secondary Surveillance Radar",
630    "STA": "Straight-In Approach",
631    "STAR": "Standard Terminal Arrival",
632    "SUN": "Sunday",
633    "SVC": "Service",
634    "SVN": "Satellite Vehicle Number",
635    "SW": "Southwest",
636    "SWEPT": "Swept",
637    "T": "Temperature",
638    "TACAN": "Tactical Air Navigational Aid (Azimuth and DME)",
639    "TAR": "Terminal Area Surveillance Radar",
640    "TDWR": "Terminal Doppler Weather Radar",
641    "TDZ": "Touchdown Zone",
642    "TDZ LGT": "Touchdown Zone Lights",
643    "TEMPO": "Temporary or Temporarily",
644    "TFC": "Traffic",
645    "TFR": "Temporary Flight Restriction",
646    "TGL": "Touch-and-Go Landings",
647    "THN": "Thin",
648    "THR": "Threshold",
649    "THRU": "Through",
650    "THU": "Thursday",
651    "TIL": "Until",
652    "TKOF": "Takeoff",
653    "TM": "Traffic Management",
654    "TMPA": "Traffic Management Program Alert",
655    "TRML": "Terminal",
656    "TRNG": "Training",
657    "TRSN": "Transition",
658    "TSNT": "Transient",
659    "TUE": "Tuesday",
660    "TWR": "Airport Control Tower",
661    "TWY": "Taxiway",
662    "UAV": "Unmanned Air Vehicles",
663    "UFN": "Until Further Notice",
664    "UNAVBL": "Unavailable",
665    "UNLGTD": "Unlighted",
666    "UNMKD": "Unmarked",
667    "UNMNT": "Unmonitored",
668    "UNREL": "Unreliable",
669    "UNUSBL": "Unusable",
670    "VASI": "Visual Approach Slope Indicator System",
671    "VDP": "Visual Descent Point",
672    "VIA": "By Way Of",
673    "VICE": "Instead/Versus",
674    "VIS": "Visibility",
675    "VMC": "Visual Meteorological Conditions",
676    "VOL": "Volume",
677    "VOR": "VHF Omni-Directional Radio Range",
678    "VORTAC": "VOR and TACAN (Collocated)",
679    "W": "West",
680    "WB": "Westbound",
681    "WED": "Wednesday",
682    "WEF": "With Effect From",
683    "WI": "Within",
684    "WIE": "With Immediate Effect",
685    "WKDAYS": "Monday through Friday",
686    "WKEND": "Saturday and Sunday",
687    "WND": "Wind",
688    "WPT": "Waypoint",
689    "WSR": "Wet Snow on Runway(s)",
690    "WTR": "Water on Runway(s)",
691    "WX": "Weather",
692}