GMGuidance material
GM1 to Appendix 3 ‘Template for TAF’
TAF — EXAMPLES OF ELEMENTS Non-exhaustive examples of the different elements used in the formulation of TAF are provided below.
| TAF — examples of elements Note 1: Consult the ‘Template for TAF’ (Appendix 3 to Annex V (Part-MET) to Regulation (EU) 2017/373) to identify the mandatory (M), the conditional (C) or the optional (O) elements. Note 2: The ranges and resolutions for the numerical elements included in TAF are provided in Appendix 3 to Annex V (Part-MET) to Regulation (EU) 2017/373. Note 3: The row numbers in the ‘Ref.’ column are included only for clarity and ease of reference, and are not part of the TAF. They do not correlate with the ‘Ref.’ column in the ‘Template for TAF’ of Appendix 3 to Annex V (Part-MET) to Regulation (EU) 2017/373. Refer to the ‘Element’ column when cross-referencing. | ||
|---|---|---|
| Ref. | Element | Examples |
| 1 | Identification of the type of forecast | TAF TAF AMD TAF COR |
| 2 | ICAO location indicator | YUDO |
| 3 | Time of issue of the forecast | 160000Z |
| 4 | Identification of a missing forecast | NIL |
| 5 | Days and period of validity of the forecast | 0812/0918 |
| 6 | Identification of a cancelled forecast | CNL |
| 7 | Surface wind | 24008KT VRB02KT 19010KT 00000KT 140P99KT 24016G28KT |
| 8 | Visibility | 0350 7000 9999 CAVOK () |
| 9 | Forecast weather | RA HZ +TSRA FG –FZDZ PRFG +TSRASN SNRA BR |
| 10 | Cloud | FEW010 OVC020 NSC SCT005 BKN012 SCT008 BKN025CB VV005 VV/// |
| 11 | Temperature | TX25/1013Z TN09/1005Z TX05/2112Z TNM02/2103Z TX22/1115Z TN10/1204Z TX26/1215Z TX26/1215Z TN11/1306Z Tx25/1315Z |
| 12 | Expected significant changes to one or more of the above elements during the period of validity of the forecast | TEMPO 0815/0818 25034G50KT TEMPO 2212/2214 17012G26KT 1000 TSRA SCT010CB BKN020 BECMG 3010/3011 00000KT 2400 OVC010 PROB30 1412/1414 0800 FG BECMG 1412/1414 RA TEMPO 2503/2504 FZRA TEMPO 0612/0615 BLSN PROB40 TEMPO 2923/3001 0500 FG FM051230 15008KT 9999 BKN020 BECMG 1618/1620 8000 NSW NSC BECMG 2306/2308 SCT015CB BKN020 |
GM — Regulation (EU) 2017/373 · ED Decision 2022/004/R · ATM/ANS Easy Access Rules · EAR revision 12 Mar 2025