Commission Implementing Regulation (EU) 2017/373Show full title

[F1 Template for TAF U.K.

Key:

M

=

inclusion mandatory;

C

=

inclusion conditional, dependent on meteorological conditions or method of observation;

O

=

inclusion optional.

Note 1: the ranges and resolutions for the numerical elements included in TAF are provided in a separate table below this template. U.K.

Note 2: the explanations for the abbreviations can be found in ICAO Doc 8400 ‘ Procedures for Air Navigation Services – Abbreviations and Codes (PANS-ABC) ’ . U.K.

a To be included whenever applicable. No qualifier for moderate intensity.
b Up to four cloud layers.
c Consisting of up to a maximum of four temperatures (two maximum temperatures and two minimum temperatures). ]
Element	Detailed content	Template(s)				Examples
Identification of the type of forecast (M)	Type of forecast (M)	TAF or TAF AMD or TAF COR				TAF TAF AMD TAF COR
Location indicator (M)	ICAO location indicator (M)	nnnn				YUDO
Time of issue of forecast (M)	Day and time of issue of the forecast in UTC (M)	nnnnnnZ				160000Z
Identification of a missing forecast (C)	Missing forecast identifier (C)	NIL				NIL
END OF TAF IF THE FORECAST IS MISSING
Days and period of validity of forecast (M)	Days and period of validity of the forecast in UTC (M)	nnnn/nnnn				0812/0918
Identification of a cancelled forecast (C)	Cancelled forecast identifier (C)	CNL				CNL
END OF TAF IF THE FORECAST IS CANCELLED
Surface wind (M)	Wind direction (M)	nnn or VRB				24004MPS; VRB01MPS (24008KT); (VRB02KT) 19005MPS (19010KT)
	Wind speed (M)	[P]nn[n]				00000MPS (00000KT) 140P49MPS (140P99KT)
	Significant speed variations (C)	G[P]nn[n]				12003G09MPS (12006G18KT) 24008G14MPS (24016G28KT)
	Units of measurement (M)	MPS (or KT)
Visibility (M)	Prevailing visibility (M)	nnnn			C A V O K	0350 CAVOK 7000 9000 9999
Weather (C)	Intensity of weather phenomena (C) a	– or +		—
	Characteristics and type of weather phenomena (C)	DZ or RA or SN or SG or PL or DS or SS or FZDZ or FZRA or SHGR or SHGS or SHRA or SHSN or TSGR or TSGS or TSRA or TSSN		FG or BR or SA or DU or HZ or FU or VA or SQ or PO or FC or TS or BCFG or BLDU or BLSA or BLSN or DRDU or DRSA or DRSN or FZFG or MIFG or PRFG		RA HZ +TSRA FG –FZDZ PRFG +TSRASN SNRA FG
Cloud (M) b	Cloud amount and height of base or vertical visibility (M)	FEWnnn or SCTnnn or BKNnnn or OVCnnn	VVnnn or VV///	NSC		FEW010 VV005 OVC020 VV/// NSC SCT005 BKN012
	Cloud type (C)	CB or TCU	—			SCT008 BKN025CB
Temperature (O) c	Name of the element (M)	TX				TX25/1013Z TN09/1005Z TX05/2112Z TNM02/2103Z
	Maximum temperature (M)	[M]nn/
	Day and time of occurrence of the maximum temperature (M)	nnnnZ
	Name of the element (M)	TN
	Minimum temperature (M)	[M]nn/
	Day and time of occurrence of the minimum temperature (M)	nnnnZ
Expected significant changes to one or more of the above elements during the period of validity (C)	Change or probability indicator (M)	PROB30 [TEMPO] or PROB40 [TEMPO] or BECMG or TEMPO or FM
	Period of occurrence or change (M)	nnnn/nnnn or nnnnnn
	Wind (C)	nnn[P]nn[n][G[P]nn[n]]MPS or VRBnnMPS (or nnn[P]nn[G[P]nn]KT or VRBnnKT)				TEMPO 0815/0818 25017G25MPS (TEMPO 0815/0818 25034G50KT) TEMPO 2212/2214 17006G13MPS 1000 TSRA SCT010CB BKN020 (TEMPO 2212/2214 17012G26KT 1000 TSRA SCT010CB BKN020)
	Prevailing visibility (C)	nnnn			C A V O K	BECMG 3010/3011 00000MPS 2400 OVC010 (BECMG 3010/3011 00000KT 2400 OVC010) PROB30 1412/1414 0800 FG
	Weather phenomenon: intensity (C)	– or +	—	NSW		BECMG 1412/1414 RA TEMPO 2503/2504 FZRA TEMPO 0612/0615 BLSN PROB40 TEMPO 2923/3001 0500 FG
	Weather phenomenon: characteristics and type (C)	DZ or RA or SN or SG or PL or DS or SS or FZDZ or FZRA or SHGR or SHGS or SHRA or SHSN or TSGR or TSGS or TSRA or TSSN	FG or BR or SA or DU or HZ or FU or VA or SQ or PO or FC or TS or BCFG or BLDU or BLSA or BLSN or DRDU or DRSA or DRSN or FZFG or MIFG or PRFG
	Cloud amount and height of base or vertical visibility (C)	FEWnnn or SCTnnn or BKNnnn or OVCnnn	VVnnn or VV///	NSC		FM051230 15004MPS 9999 BKN020 (FM051230 15008KT 9999 BKN020) BECMG 1618/1620 8000 NSW NSC
	Cloud type (C)	CB or TCU	—			BECMG 2306/2308 SCT015CB BKN020

Textual Amendments

F1 Substituted by Commission Implementing Regulation (EU) 2020/469 of 14 February 2020 amending Regulation (EU) No 923/2012, Regulation (EU) No 139/2014 and Regulation (EU) 2017/373 as regards requirements for air traffic management/air navigation services, design of airspace structures and data quality, runway safety and repealing Regulation (EC) No 73/2010 (Text with EEA relevance).