Meteorological watch office (MWO) responsibilities 2.2. 1. SIGMET is to be issued by the MWO in order to provide timely informatio... International Civil Aviation Organization Doc 8896 - Uniting Aviation 12. This twelfth edition introduces space weather centres and the requirement to disseminate OPMET information using ICAO meteorol... Uniting Aviation MET/IE WG/18 & MET/S WG/10 – WP/24 - ICAO SIGMET Coordination 2.7. 1. To ensure harmonization of SIGMET messages on en-route hazardous weather affecting or expected to affe... International Civil Aviation Organization CAR MET METEOROLOGICAL REGULATIONS CONTENTS * Foreword .............................................................................................................. Civil Aviation Authority Bahamas
Instructions for using the ICAO Meteorological Information Exchange Model (IWXXM) , which uses GML (Geography Markup Language) to modernize how weather data is shared digitally. doc 8896