ZCZC JA34 180600 UTC MAY POLISH NAV WARN 110/26 SOUTHERN BALTIC. DUE TO MILITARY EXERCISES ZONE IS CLOSED FOR SHIPPING AND FISHERY: S-6 CENTERED 54-39.27N 016-36.59E FROM 2026-05-18 TO 2026-05-23 06:00 - 21:59 UTC. CANCEL 232159 UTC MAY NNNN