ZCZC JA60 210600 UTC SEP POLISH NAV WARN 228/26 SOUTHERN BALTIC. POLISH COAST DUE TO MILITARY EXERCISES ZONE IS S-6 CLOSED FOR SHIPPING AND FISHERY: CENTERED 54-39.27N 016-36.59E 21 SEP 06:00-21:59 UTC 22-25 SEP 04:00-21:59 UTC CANCEL MSG 252359 UTC SEP NNNN