Technical Document Typhoon Committee Operational
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WORLD METEOROLOGICAL ORGANIZATION Deleted: Deleted: TECHNICAL DOCUMENT WMO/TD-No. 196 TROPICAL CYCLONE PROGRAMME Report No. TCP-23 TYPHOON COMMITTEE OPERATIONAL MANUAL METEOROLOGICAL COMPONENT 2021 Edition Deleted: 0 SECRETARIAT OF THE WORLD METEOROLOGICAL ORGANIZATION GENEVA SWITZERLAND © World Meteorological Organization, 2021 Deleted: 0 The right of publication in print, electronic and any other form and in any language is reserved by WMO. Short extracts from WMO publications may be reproduced without authorization, provided that the complete source is clearly indicated. Editorial correspondence and requests to publish, reproduce or translate this publication in part or in whole should be addressed to: Chairperson, Publications Board World Meteorological Organization (WMO) 7 bis, avenue de la Paix Tel.: +41 (0) 22 730 84 03 P.O. Box 2300 Fax: +41 (0) 22 730 80 40 CH-1211 Geneva 2, Switzerland E-mail: [email protected] NOTE The designations employed in WMO publications and the presentation of material in this publication do not imply the expression of any opinion whatsoever on the part of WMO concerning the legal status of any country, territory, city or area, or of its authorities, or concerning the delimitation of its frontiers or boundaries. The mention of specific companies or products does not imply that they are endorsed or recommended by WMO in preference to others of a similar nature which are not mentioned or advertised. The findings, interpretations and conclusions expressed in WMO publications with named authors are those of the authors alone and do not necessarily reflect those of WMO or its Members. This publication has been issued without formal editing. i CONTENTS Page CHAPTER 1 GENERAL.................................................................................................................... 1 1.1 Introduction ................................................................................................................... 1 1.2 Terminology used in the region ...................................................................................... 2 1.2.1 General ..................................................................................................................... 2 1.2.2 Classification of tropical cyclones............................................................................... 2 1.2.3 Tropical cyclone characteristics ................................................................................. 2 1.2.4 Terms related to the warning and warning system ..................................................... 3 1.3 Meaning of terms used for regional exchange ................................................................ 3 1.4 Units used for regional exchange................................................................................... 6 1.5 Identification of tropical cyclones ................................................................................... 6 1.6 Acronyms ...................................................................................................................... 7 CHAPTER 2 OBSERVING SYSTEM AND OBSERVING PROGRAMME .......................................... 8 2.1 Networks of synoptic land stations ................................................................................. 8 2.1.1 Surface observations ................................................................................................. 8 2.1.2 Upper-air synoptic observations ................................................................................. 8 2.2 Ship and buoy observations .......................................................................................... 9 2.3 Radar observations ....................................................................................................... 9 Deleted: 11 2.4 Meteorological satellite observations ............................................................................. 9 2.4.1 Satellite imagery data and related products ............................................................... 9 Deleted: 11 2.4.2 SAREP reports ........................................................................................................ 10 Deleted: 11 2.5 Aircraft observations .................................................................................................... 10 2.6 Tropical cyclone passage report .................................................................................. 10 Deleted: 12 Deleted: CHAPTER 3 TROPICAL CYCLONE ANALYSIS AND FORECAST ................................................ 12 Deleted: 13 3.1 Analysis at RSMC Tokyo - Typhoon Center ................................................................. 12 3.2 Forecast at RSMC Tokyo - Typhoon Center ................................................................ 12 Deleted: 13 3.3 Operational analysis and forecast at centres of Typhoon Committee Members ............ 13 Deleted: 13 Deleted: 13 CHAPTER 4 TROPICAL CYCLONE WARNINGS AND ADVISORIES ............................................ 14 4.1 General ....................................................................................................................... 14 Deleted: 13 , 4.2 Classification of tropical cyclones ............................................................................... 14 Deleted: 15 4.3 Tropical cyclone advisories .......................................................................................... 14 4.4 Tropical cyclone warnings for the high seas (WWMIWS) ............................................. 14 Deleted: 17 4.5 Tropical cyclone SIGMET and advisory information for international aviation ............... 16 Deleted: 17 Deleted: 17 CHAPTER 5 TELECOMMUNICATIONS ......................................................................................... 18 5.1 General ....................................................................................................................... 18 Deleted: 17 5.2 Dissemination of data and products ............................................................................. 18 Deleted: 17 5.3 Schedule for exchange of cyclone advisories ............................................................... 18 Deleted: 17 5.4 Meteorological telecommunication network for the Typhoon Committee region ............ 18 5.5 Addresses, telex/cable and telephone numbers of the tropical cyclone warning centres 18 Deleted: 17 5.6 Abbreviated headings of tropical cyclone advisories and warnings ............................... 18 Deleted: 18 5.7 Exchange of information related to tropical cyclones .................................................... 19 Deleted: 19 CHAPTER 6 MONITORING AND QUALITY CONTROL OF DATA ................................................. 20 Deleted: 19 6.1 Quality control of observational data ............................................................................ 20 Deleted: 19 6.2 Monitoring of exchange of information ......................................................................... 20 6.3 Verification .................................................................................................................. 20 Deleted: 19 Deleted: 21 CHAPTER 7 ARCHIVAL OF DATA ................................................................................................ 22 Deleted: 21 7.1 Data to be archived by Typhoon Committee Members ................................................. 22 7.2 Data to be archived by RSMC Tokyo - Typhoon Center ............................................... 22 Deleted: 21 7.3 Exchange of archived data .......................................................................................... 22 Deleted: 21 Deleted: 0 2021 Edition ii CHAPTER 8 CAPACITY DEVELOPMENT ..................................................................................... 23 Deleted: 22 8.1 Tropical Cyclone Forecast Competency in the Typhoon Committee Region ................. 23 Deleted: 22 8.2 Capacity development activities conducted by RSMC Tokyo - Typhoon Center .......... 23 8.3 Capacity development activities conducted by Members .............................................. 23 Deleted: 22 Deleted: 22 ________________ Deleted: 0 2021 Edition iii APPENDICES 1-A Guidelines for converting between various wind averaging periods in tropical cyclone conditions 1-B List of names for tropical cyclones adopted by the Typhoon Committee for the western North Pacific Ocean and the South China Sea 1-C List of acronyms used in the Operational Manual - Meteorological Component - 2-A List of stations from which enhanced surface observations are available 2-B List of stations from which enhanced upper-air observations are available 2-C List of buoy observation by Typhoon Committee Members 2-D Distribution of the radar stations of Typhoon Committee Members 2-E Technical specifications of radars of Typhoon Committee Members 2-F Technical specifications of satellites operated by Typhoon Committee Members 2-G Satellite imagery receiving facilities at Typhoon Committee Members 2-H List of SAREP reports issued by Typhoon Committee Members 2-I Reconnaissance flights conducted by Typhoon Committee Members 2-J Tropical cyclone passage report form 3-A Products provided by RSMC Tokyo - Typhoon Center 3-B Analysis methods, forecasting methods and NWP system for forecasting currently used by the NMSs of Typhoon Committee Members 4-A Classifications of Tropical Cyclones in the western North Pacific internally used by Members 4-B Examples of advisories issued from RSMC Tokyo - Typhoon Center 4-C Stations broadcasting