1. Aeronautical Meteorology Service of China
Xu Jianliang
MET Division of ATMB,CAAC

2. Aeronautical Meteorological authority
CAAC is designated the aeronautical meteorological authority by the government of China.
Air Traffic Management Bureau of CAAC is charged with the management of aviation weather service
Operational
Law and Rules
Training
Technical Plan
Research
Etc.

3. OBJECTIVE
The objective of aeronautical meteorological service for air navigation shall be to contribute towards the safety, regularity and efficiency of air navigation.

4. LAW & REGULATIONs Civil Aviation Law Meteorological Law
Annex 3 to the Convention on International Civil Aviation -- Meteorological Service for International Air Navigation, ICAO
Regulation on Civil Aviation Meteorology of China, CAAC

5. Five standards Aeronautical Weather Forecasting
Aeronautical Weather Observation and report
Aeronautical Meteorological Service
Technical Requirement of Meteorological Facility
Equipping Scheme of Meteorological Facility

6. MAIN SERVING OBJECTS Airlines ( carriers or operators)
Air Traffic Control
Aerodrome operators
Aeronautical information services
Search and rescue services
Etc.

7. OPERATIONAL CONSTRUCTION
Two Level Management
ATMB
Regional ATMB
Three grades operation
Aeronautical Meteorological Center
Regional Aeronautical Meteorological Center /MWO
Aerodrome Meteorological Office

8. Condition of Aeronautical MET Service
Meteorological Operational contents
Meteorological equipments
Meteorological Service contents
Meteorological Service methods
Current products

9. Contents of met. operation
Automatic collecting & processing of aeronautical met. Data
Automatic and semi-automatic analyses & producing of aeronautical met. Data
Prepare and issuing METAR/SPECI, TAFs, W&T Chart, SIGWX Chart, SIGMET and Warning
Briefing and Consulting
Network-based transmission of aeronautical met. Data
Network-based aeronautical met. service

10. Meteorological equipments
AWOS and automatic Meteorological stations
Weather Radar
Met. satellite data reception & processing system
WAFS VSAT
Civil aviation met. Database system
Civil aviation met. Satellite facsimile & broadcasting system
VOLMET
Aerodrome met. Information and met. Service System
Etc.

11. Met. Service contents (for airlines)
Pre-flight planning by operators
In-flight re-planning by operators using centralized
Operational control of flight operations
Flight documents -Use by flight crew members before departure
Aircraft in flight

12. Met. Service contents (for ATS)
MET service is offered to Control Tower, Approach Control Officer and Area Control Center in the light of requirements

13. Meteorological Service methods
Face to face
Intranet
Dispatch Agency
VOLMET
ATIS
Air-ground data link
Other consulted methods

14. Current products Aeronautical met. Information METAR & SPECI/TAF
TREND Landing Forecast & taking-off forecast
SIGMET
Aerodrome warning/Wind shear alert
Significant weather chart
Upper wind/temperature chart
AIREP (Air report)
Etc.

15. Continue Basic met. Data Satellite images Radar data
Numerical weather prediction data
AWOS data
Weather Charts

16. Continue Aeronautical specific guidance Index of icing, Turbulence,
Convective weather,
Height of tropopause,
Max-wind level,
0℃ Level
etc.

17. NWP products Wind forecast Temperature forecast Height forecast
Vortex forecast
Divergence forecast
Vertical velocity forecast
Humidity forecast
Rainfall forecast
Mean sea level pressure forecast
Depression of dew point
Etc.

18. Aeronautical met. Information
METAR & SPECI
TAF
TREND
Landing & taking-off forecast
ROFOR
SIGMET
AIRMET
GAMET .
Aerodrome warning
Wind shear alert
Significant weather chart
Upper wind/temperature chart
AIREP (Air report)
Etc.

19. Aeronautical specific guidance
Icing index
turbulence index
convective developing index
height of tropopause
height of 0℃ level
height of max-wind level
etc.

20. TENDENCY Detecting and monitoring (severe weather)
Transition and exchange of aeronautical MET information
Forecasting skills

21. Detecting and monitoring

22. Terminal and surface detection
Terminal Weather radar
Lightning detection network
Wind profiler
LIDAR
Wind shear alert System
Etc.
These advanced detectors will be used to detect and monitor significant weather in aerodrome and nearby area.

23. Upper air detection Commercial aircrafts observation platform
Wind & Temp profile Radar
MET satellite data

24. Transition and exchange of aeronautical MET information
GTS (WMO)
AFTN/AMHS
Short wave & VHF
Network & internet
Satellite communication/Data link

25. Forecasting skills

26. Development of forecasting skills
Nowcasting
High resolution NWP model
Statistical forecast & Probability forecast
Warning System of Terminal Significant Weather

27. Development of forecasting skills
Numerical weather prediction models
Improvement of the forecasting methods
Constructing or improving the platform of weather forecast system

28. Thanks!