WEATHER BULLETIN AND SEA ZONE X VLD 161200 TO 171200 UTC. PART I: SEVERE WEATHER WARNING. NO.- PART II: SYNOPTIC SITUATION (ANALYSIS 160600 UTC). HIGH 1030 HPA 45S/114W LOW 1010 HPA 40S/98W LOW 1010 HPA 38S/98W PART III: FCST: NORTHEAST AREA (LAT 18 TO 30 SOUTH AND LONG 76 TO 95 WEST): WIND S/SE 10/15KT OCNL 20 KT, SEA 1.0/2.0M, VIS GOOD TO AVERAGE, SH TO S OF AREA. NORTHWEST AREA (LAT 18 TO 30 SOUTH AND LONG 95 TO 120 WEST): WIND S/SE 10/15KT, SEA 1.0/2.0M, VIS GOOD. CENTRAL EAST AREA (LAT 30 TO 45 SOUTH AND LONG 78 TO 95 WEST): WIND S/SW 15/25KT GUSTS 35 KT SHIFTING TO W OF AREA N/NE 25/35KT OCNL 40KT, SEA 2.0/3.5M, VIS POOR, RA. CENTRAL WEST AREA (LAT 30 TO 45 SOUTH AND LONG 95 TO 120 WEST): WIND W/NW SHIFTING TO E/SE 15/25KT GUSTS 35KT, SEA 1.5/2.5M, VIS POOR, RA. SOUTHEAST AREA (LAT 45 TO 60 SOUTH AND LONG 81 TO 95 WEST): WIND N/NW 25/35KT OCNL 40KT, SEA 2.0/3.0M, VIS POOR, RA. SOUTHWEST AREA (LAT 45 TO 60 SOUTH AND LONG 95 TO 120 WEST): WIND W/SW 10/15KT INCR TO S OF AREA 15/25KT GUSTS 35KT, SEA 2.5/4.0M, VIS POOR, RA. MET104SM