The NOTAM office will be unable to issue NOTAM/SNOWTAM due to a planned European AIS (EAD) outage between 2000-2035 on the 27th of November 2023.
During this time, only time critical NOTAM/SNOWTAM will be transmitted as an X series NOTAM/SNOWTAM if sent to EGGNYNYX.
Additionaly, PIB generation via the AIS Internet Briefing Service (IBS) will not be available. Contingency PIBs are available via the following address:
https://www.nats.aero/do-it-online-pre-flight-information-bulletins/
NOTAM B2729/23 refers.