Notation	Name	Description	Status
AerodromePresentOrForecastWeather	Code Table D-7: Aerodrome present or forecast weather	The items within this code table are the weather phenomena th...	stable
AerodromeRecentWeather	Code Table D-6: Aerodrome recent weather	The items within this code table are the weather types that m...	stable
AirWxPhenomena	Air Wx Phenomena	ICAO Annex 3/ WMO No. 49-2 Appendix 6 Section 2.1	stable
AviationColourCode	Volcanic Aviation Colour Code	Volcanic Aviation Colour Code ICAO Annex 15	stable
CloudAmountReportedAtAerodrome	Code Table D-8: Cloud amount reported at aerodrome	The items within this code table are the cloud amount categor...	stable
MeteorologicalFeature	Meteorological Features	The items within this code table are the weather phenomena be...	stable
SigConvectiveCloudType	Code Table D-9: Significant convective cloud type	The items within this code table are the cloud types of opera...	stable
SigWxPhenomena	Code Table D-10: Significant Weather Phenomena	The items within this code table are the types of weather phe...	stable
SpaceWxLocation	Space Wx Location	The items within this code table are the locations of space w...	stable
SpaceWxPhenomena	Space Wx Phenomena	The items within this code table are the types of space weath...	stable
WeatherCausingVisibilityReduction	Weather Causing Visibility Reduction	ICAO Annex 3/ WMO No. 49-2 Appendix 6 Section 2.1 under SFC V...	stable
observable-property	Code Table D-5: IWXXM observable properties	The items within this code table are composite observable pro...	experimental
observation-type	Observation and measurement types		stable