ZCZC NA08 282102 UTC JUN 26 IRAKLEIO RADIO NAVWARN 099/26 MEDITERRANEAN SEA*UPON REQUEST OF ALEXANDGIA NAVTEX STATION AND IN COORDINATION WITH NAVAREA III ALL VESSELS SAILING IN THE AREA OF NORTH EAST THE MEDITERRANEAN SEA. SHALL TAKE ALL PRECAUTIONS ANDVBEUCAREFUL WHILE SAILING AND USE THE TRADITIONAL NAVIGATIONAL METHODS FOR LOCATING THE SHIP POSITION DUE TO THE POSSIBILITY OF INTERFERENCE IMPACTING SATELLITE NAVIGATION SYSTEMS (GPS). NNNN