ZCZC JA04 290830 UTC APR LITHUANIAN NAV WARN 037/26 SOUTH-EASTERN BALTIC MILITARY EXERCISES 050600071500 UTC MAR IN AREA EYD-18 CENTERED IN 55-29.6N 020-51.0E. AREA TEMPORARILY DANGEROUS TO SHIPPING. WIDE BERTH REQUESTED. CANCEL THIS MSG 071600 UTC MAY 26. NNNN