- UK Met Office has terminated transmission of their TAC SYNOP on GTS on Nov 3 2014. As announced in METNO C Sep 9 2014
- Netherland has terminated transmission of their TAC SYNOP on GTS on Nov 3 2014. As announced in METNO C Oct 7 2014 2014
- Ireland announced their TAC SYNOP terminated on Nov 4 2014. Source: METNO C Sep 30 2014 ftp://ftp.wmo.int/wmo-ddbs/OperationalInfo/VolumeC1/From_WMO/METNO/2014/MC4014.txt
- New Zealand announced their TAC SYNOP terminates on December 15 2014 in METNO C November 11 ftp://ftp.wmo.int/wmo-ddbs/OperationalInfo/VolumeC1/From_WMO/METNO/2014/MC4614.txt ; actual messages seem to stop on December 18. They were restarted about two days later after requests and we understand that they will stop in then stopped on 19 May 2015.
- Hungary terminated transmission of their TAC SYNOP on GTS on May 18 2015. METNO C, May 2015 ftp://ftp.wmo.int/wmo-ddbs/OperationalInfo/VolumeC1/From_WMO/METNO/2015/MC2215.txt
- Portugal announced that its TAC SYNOP reports will cease on 22 April 2015 - now postponed to 24 June, SYNOPs still on GTS Nov 2015. (Indirect notification received at ECMWF 2 March 2015, update 13 March.)
- Spain announced that its TAC SYNOP reports (including Canary Islands) will cease on 29 June 2015. (Notification received at ECMWF April 2015, see http://www.wmo.int/pages/prog/www/ois/Operational_Information/Newsletters/current_news_en.html ) Some SYNOPs from Canary Islands still available Nov 2015.
- Germany announced that its TAC SYNOP reports will cease on 13 January 2016. Source: METNO C Nov 18 2015 ftp://ftp.wmo.int/wmo-ddbs/OperationalInfo/VolumeC1/From_WMO/METNO/2015/MC4715.txt
- Cyprus announced that its TAC SYNOP reports will cease on 1 October 2016. (Email seen April 2016.)
- Meteo France info on the transition from TAC2BUFR in their data assimilation systems (no short term plans for stopping TAC transmission) here
State of TAC SYNOP termination. Orange: announced, purple: actually terminated.