WWAZ60 LPMG 170546 ASS: NAVTEX ROUTINE FE// FE// CENCOMARACORES 170546 UTC DEC 25 INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA. 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. GALE WARNING IN ZONES 3(ALTAIR) AND 30(MILNE). VERY POOR VIS WARNING IN ZONES 3(ALTAIR), 5(ACORES), 7(IRVING), 30(MILNE) AND 31(MARSALA). HEAVY WAVES WARNING IN ZONES 3(ALTAIR), 5(ACORES), 30(MILNE) AND 31(MARSALA). NEAR GALE WARNING UP TO 20 MILES FROM THE COAST OF FAIAL, PICO, S.JORGE, GRACIOSA, TERCEIRA, S.MIGUEL AND STA.MARIA ISLANDS FROM AZORES IN ZONE 5(ACORES). VERY POOR VIS WARNING UP TO 20 MILES FROM THE COAST OF ALL 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 170000UTC: HIGH/ 10230HPA/ 33N24W/ EXP 180000UTC/ 1027HPA/ 32N23W. C-FRONT WITH WAVES/ 35N46W/ 39N36W/ 40N31W/ 46N24W/ 51N14W/ 42N14W/ EXP 180000UTC// 32N41W/ 35N32W/ 40N23W/ 43N18W/ 44N14W/ 47N06W/ MOD TO STRG ACTIVITY. FORECAST VALID TO 180600UTC: 3 - ALTAIR: W QUAD 5 TO 7 BACK TEMPO IN SE S/SW, VEER N/NW 6 TO 8. MOD TO POOR VIS OCNL VERY POOR, BECMG GOOD. W/NW WAVES 5 TO 7 M BEING IN N 7 TO 9 M DURING FIRST HALF. 5 ACORES: W/SW 4 TO 6 OCNL 7, VEER N/NW IN NW. POOR TO VERY POOR VIS, BECMG GOOD IN NW. W/NW WAVES 3 TO 5 M, INCR 5 TO 6 M IN N. 7 IRVING: S QUAD 3 TO 5 BEING IN FAR E AT FIRST VRB 2 OR 3, VEER W QUAD. GOOD VIS, BECMG IN W POOR OCNL VERY POOR. W/NW WAVES 2 TO 3 M BEING IN SE DURING FIRST HALF N/NW, INCR 3 TO 4 M IN N. 30 MILNE: W QUAD 5 TO 7, INCR IN N 6 TO 8 AND IN S VEER N/NW 3 TO 5. POOR VIS OCNL VERY POOR, BECMG GOOD. W/NW WAVES 5 TO 7 M BEING IN FAR N 7 TO 9 M AT FIRST, BECMG N/NW. 31 - MARSALA: S/SW 4 TO 6, VEER N/NE 3 TO 5 AND IN FAR S BECMG VRB 2 OR 3. MOD TO POOR VIS OCNL VERY POOR, BECMG GOOD IN FAR N. W/NW WAVES 3 TO 4 M BEING IN FAR S AT FIRST N/NW 2 TO 3 M, INCR IN FAR N 4 TO 5 M. METEOROLOGISTS: ROIAS/COSTA. SOURCE: INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA PORTUGAL.