WWAZ60 LPMG 151606 ASS: NAVTEX ROUTINE FE// FE// CENCOMARACORES 151606 UTC APR 26 INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA. WEATHER BULLETIN FOR SHIPPING FOR THE ATLANTIC ZONES LIMITED BY MERIDIANS 40W-22W AND BY PARALLELS 30N-45N. TTT TTT TTT. VERY POOR VIS WARNING IN ZONES 3(ALTAIR), 5(ACORES) AND 7(IRVING). HEAVY WAVES WARNING IN ZONES 3(ALTAIR), 5(ACORES) AND 30(MILNE). VERY POOR VIS WARNING UP TO 20 MILES FROM THE COAST OF FAIAL, PICO, S.JORGE, GRACIOSA AND TERCEIRA ISLANDS FROM AZORES IN ZONE 5(ACORES). HEAVY WAVES WARNING UP TO 20 MILES FROM THE COAST OF ALL ISLANDS FROM AZORES IN ZONE 5(ACORES). WEATHER SUMMARY AT 151200UTC: HIGH/ 1026HPA/ 35N18W/ QSTNR/ NOSIG. HIGH/ 1026HPA/ 34N46W/ QSTNR/ NOSIG. LOW/ 998HPA/ 47N33W/ EXP 161200UTC/ 995HPA/ 51N21W/. FRONTAL SYSTEM/ 39N48W/ 39N43W/ 40N40W/ 41N38W/ 43N33W/ 46N31W/ 47N33W/ 47N30W/ 46N28W/ MOV 15KT/ MOD TO STRG ACTIVITY. C-FRONT WITH WAVES/ 32N34W/ 35N24W/ 39N13W/ 41N10W/ 42N09W/ 46N05W/ 50N04W/ MOV E 20KT/ WEAK TO MOD ACTIVITY. FORECAST VALID TO 161800UTC: 3 - ALTAIR: W/SW 5 TO 7, VEER N/NW AND BECMG 3 TO 5. MOD TO POOR VIS OCNL VERY POOR, BECMG GOOD OCNL MOD. W/NW WAVES 4 TO 6 M, DECR 3 TO 4 M. 5 - ACORES: IN W: W/SW 4 TO 6 OCNL 7 IN FAR NW, DECR 3 TO 5 AND VEER N/NW 2 TO 3 IN NW. IN E: W/SW 3 TO 5, BECMG 2 TO 4. GOOD TO MOD VIS, BECMG MOD TO POOR OCNL VERY POOR. NW WAVES 4 TO 5 M, DECR 2 TO 3 M. 7 - IRVING: VRB 2 TO 4. GOOD TO MOD VIS, OCNL POOR TO VERY POOR. N/NW WAVES 2 TO 4 M, BEING N/NE IN FAR SE IN THE BEGINNING. 30 - MILNE: W/NW 5 TOA 7 BEING W/SW IN S, VEER N/NW AND BECMG VRB 2 TO 3. MOD TO POOR VIS, BECMG GOOD. W/NW WAVES 4 TO 5 M, DECR 3 M. 31 - MARSALA: VRB 2 TO 4, BEING W/NW 3 TO 5 IN N. GOOD VIS OCNL MOD IN S IN THE BEGINNING, BECMG MOD TO POOR IN N. N/NW WAVES 2 TO 3 M. METEOROLOGISTS: VIEIRA/VIEGAS. SOURCE: INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA - PORTUGAL.