WEATHER BULLETIN AND SEA STATE ZONE X VALID 071200 TO 081200 UTC. PART I: SEVERE WEATHER WARN. SOUTHEAST AREA (LAT 45 TO 60 SOUTH AND LONG 81 TO 95 WEST): WIND N/NW 20/30KT SHIFTING TO W/SW 25/35KT GUST 45KT, SEA 4.0/7.0M, VIS AVERAGE 8/2KM, RN/SH. SOUTHWEST AREA (LAT 45 TO 60 SOUTH AND LONG 95 TO 120 WEST): WIND S/SW 25/35KT GUST45 KT, SEA 4.0/5.0M, VIS AVERAGE 8/2KM, RN/SH. PART II: SYNOPTIC SITUATION (ANALYSIS 061800 UTC). HIGH 1034 HPA 42S/93W LOW 1018 HPA 30S/91W PART III: FCST. NORTHEAST AREA (LAT 18 TO 30 SOUTH AND LONG 76 TO 95 WEST): WIND S/SE 5/15KT OCNL 20KT, SEA 1.0/2.0M, VIS GOOD. NORTHWEST AREA (LAT 18 TO 30 SOUTH AND LONG 95 TO 120 WEST): WIND E/SE 5/15KT OCNL 20KT, SEA 1.0/2.0M, VIS GOOD TO AVERAGE 10/8KM, ISOLATEDS SH. CENTRAL EAST AREA (LAT 30 TO 45 SOUTH AND LONG 78 TO 95 WEST): WIND N/NW SHIFTING TO S/SW 10/20KT OCNL 25KT, SEA 2.0/4.0M, VIS GOOD TO AVERAGE 10/6KM, SH/RN. CENTRAL WEST AREA (LAT 30 TO 45 SOUTH AND LONG 95 TO 120 WEST): WIND N/NW SHIFTING TO S/SW 10/20KT OCNL 25KT, SEA 2.0/4.0M, VIS AVERAGE TO GOOD 6/10KM, SH. MET109LS