5. Growth of the Networks
0
500
1000
1500
2000
NumberofBuoys
Number of operational buoys reporting on the GTS (2001/06 - 20016/03)
DRIFTERS BAROMETER DRIFTERS MOORINGS
12. Network Performance – March 2016
Drifting Buoys
% coverage of 50
X50
boxes( excluding marginal seas and 600
N<latitude<600
S areas) 68.8%
Number of active drifting buoys reporting (excluding polar regions) 1402
Number of drifters deployed in March 2016 61
% of drifters delivering data in real-time (average monthly delay <60minutes , excluding
buoys in polar regions )
39.4%
% of active drifters delivering air pressure data to the GTS (excluding polar regions) 53.1%
National/Coastal Moored Buoys
# of active moored buoys reporting data to the GTS 310
% of active moored buoys with metadata available in JCOMMOPS 53.9%
Number of countries operating moored buoys 12
Variables disseminated to the GTS
Atmospheric variables (AT, AP, WD, WS each with25% weight) 67.8%
Wave observations 83.5%
Oceanographic variables (SST-50%, SubC-25%, SubT-25%) 44.2%
% Network data availability 65.2%
Based on the GTS information from March 2016 received from MeteoFrance
13. Network Performance –March 2016
Arctic Buoys
# of active platforms reporting data to the GTS (North of 600
N) 99
% of active platforms delivering data in real-time (average monthly delay
<60minutes)
84.8 %
% of active platforms delivering air pressure data to the GTS 96.0 %
Antarctic Buoys
# of active platforms reporting data to the GTS (South of 500
S) 131
% of active platforms delivering data in real-time (average monthly delay
<60minutes)
26.7%
% of active platforms delivering air pressure data to the GTS 63.4%
14. GTS Data delivery format
• As of March 2016, 99.8% drifting buoys reporting on the GTS in BUFR format.
64%7%
29%
Moored buoys reporting in BUFR/TAC - March 2016
TAC Only
BUFR Only
TAC/BUFR
0%
7%
93%
Drifting buoys reporting in BUFR/TAC - March 2016
TAC Only
BUFR Only
TAC/BUFR