{
  "url": "https://openlegislation.uk/eu-regulation-2017-373/annex-V/appendix-4",
  "json_url": "https://openlegislation.uk/eu-regulation-2017-373/annex-V/appendix-4.json",
  "legislation": "eur/2017/373",
  "legislation_title": "Commission Implementing Regulation (EU) 2017/373 of 1 March 2017 laying down common requirements for providers of air traffic management/air navigation services and other air traffic management network functions and their oversight, repealing Regulation (EC) No 482/2008, Implementing Regulations (EU) No 1034/2011, (EU) No 1035/2011 and (EU) 2016/1377 and amending Regulation (EU) No 677/2011 (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2017-373",
  "path": "annex/V/appendix/4",
  "kind": "appendix",
  "number": "4",
  "heading": "Template for wind shear warnings",
  "text": "Key:\nM inclusion mandatory;\nC inclusion conditional, whenever applicable.\nNote 1:\nthe ranges and resolutions for the numerical elements included in wind shear warnings are shown in Appendix 8.\nNote 2:\nthe explanations for the abbreviations can be found in ICAO Doc 8400 ‘ Procedures for Air Navigation Services – Abbreviations and Codes (PANS-ABC) ’\nElement\nDetailed content\nTemplate(s)\nExample\nLocation indicator of the aerodrome (M)\nLocation indicator of the aerodrome\nnnnn\nYUCC\nIdentification of the type of message (M)\nType of message and sequence number\nWS WRNG [n]n\nWS WRNG 1\nTime of origin and validity period (M)\nDay and time of issue and, where applicable, validity period in UTC\nnnnnnn [VALID TL nnnnnn] or\n[VALID nnnnnn/nnnnnn]\n211230 VALID TL 211330\n221200 VALID 221215/221315\nIF THE WIND SHEAR WARNING IS TO BE CANCELLED, SEE DETAILS AT THE END OF THE TEMPLATE\nPhenomenon (M)\nIdentification of the phenomenon and its location\n[MOD] or [SEV] WS IN APCH or\n[MOD] or [SEV] WS [APCH] RWYnnn\nor\n[MOD] or [SEV] WS IN CLIMB-OUT\nor\n[MOD] or [SEV] WS CLIMB-OUT RWYnnn or\nMBST IN APCH or\nMBST [APCH] RWYnnn\nor\nMBST IN CLIMB-OUT or\nMBST CLIMB-OUT RWYnnn\nWS APCH RWY12\nMOD WS RWY34\nWS IN CLIMB-OUT\nMBST APCH RWY26\nMBST IN CLIMB-OUT\nObserved, reported or forecast phenomenon (M)\nIdentification whether the phenomenon is observed or reported and expected to continue, or forecast\nREP AT nnnn nnnnnnnn or\nOBS [AT nnnn] or\nFCST\nREP AT 1510 B747\nOBS AT 1205\nFCST\nDetails of the phenomenon (C)\nDescription of phenomenon causing the issuance of the wind shear warning\nSFC WIND: nnn/nnMPS (or nnn/nnKT) nnnM (nnnFT)-WIND: nnn/nnMPS (or nnn/nnKT)\nor\nnnKMH (or nnKT) LOSS nnKM (or nnNM)\nFNA RWYnn\nor\nnnKMH (or nnKT) GAIN nnKM (or nnNM)\nFNA RWYnn\nSFC WIND: 320/5MPS\n60M-WIND: 360/13MPS\n(SFC WIND: 320/10KT\n200FT-WIND: 360/26KT)\n60KMH LOSS 4KM\nFNA RWY13\n(30KT LOSS 2NM\nFNA RWY13)\nOR\nCancellation of wind shear warning\nCancellation of wind shear warning referring to its identification\nCNL WS WRNG [n]n nnnnnn/nnnnnn\nCNL WS WRNG 1 211230/211330",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "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)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2017/373/annex/V/appendix/4",
    "retrieved_at": "2026-11-01T14:45:09.531464+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}