ZCZC RA47 062250 UTC MAY 26 LA MADDALENA RADIO COASTL WARNING NR. 057/26 APR 30 (1 RELAY) SARDINIA TYRRENIAN SEA LA MADDALENA FROM 20:30 LT ON 30.04.7_EMGHZM_FXP_MGSHMZM_HBHBU_IQOHSBN_WWSPM _.S. PROVIDES ONLY TIMELY AND RELEVANT INFORMATION ON THE FACTORS THAT CAN INFLUENCE THE MOVEMENT OF SHIPS ON VHF/FM CHANNEL 10. ALL TRANSITING SHIPS BEWARE. NNNN