WEATHER BULLETIN AND SEA ZONE X VLD FM 181200 TO 191200 UTC. PART I: SEVERE WEATHER WARN. CENTRAL WEST AREA (LAT 30 TO 45 SOUTH AND LONG 95 TO 120 WEST): WIND N/NW 25/35KT GUSTS 50KT SHIFTING TO S 15/25KT GUSTS 35KT, SEA 6.0/2.0M, VIS 2/8KM SH/RN. SOUTHEAST AREA (LAT 45 TO 60 SOUTH AND LONG 81 TO 95 WEST): WIND S/SW 20/30KT GUSTS 40KT INCRE 25/35KT GUSTS 50KT, SEA 8.0/5.0M, VIS 8/2KM SH SLEET AND SNOWFALL. SOUTHWEST AREA (LAT 45 TO 60 SOUTH AND LONG 95 TO 120 WEST): WIND S/SW 30/20KT SHIFTING TO N/NW 25/35KT OCNL 40KT, SEA 3.0/5.0M, VIS 8/2KM SH SLEET AND SNOWFALL. PART II: SYNOPTIC SITUATION (ANALYSIS 171800 UTC). HIGH 1030 HPA 34S/89W LOW 974 HPA 59S/88W LOW 1010 HPA 36S/110W LOW 1010 HPA 38S/105W PART III: FCST. NORTHEAST AREA (LAT 18 TO 30 SOUTH AND LONG 76 TO 95 WEST): WIND SE/E 15/20KT INCRE TO N OF AREA 20/30KT, SEA 2.0/3.5M, VIS 10/8KM SH ISOL. NORTHWEST AREA (LAT 18 TO 30 SOUTH AND LONG 95 TO 120 WEST): WIND E/NE SHIFTING TO S/SE 15/20KT OCNL 25KT, SEA 1.5/2.5M, VIS 8/2KM SH/RN. CENTRAL EAST AREA (LAT 30 TO 45 SOUTH AND LONG 78 TO 95 WEST): WIND S/SE 15/25KT SHIFTING TO S OF AREA TO N/NW 15/25KT OCNL 30KT, SEA 5.0/3.0M, VIS 8/2KM SH/RN. MET109LS ISSUED BY: 17TH AUGUSTS 2026 18:00 LOCAL TIME BY THE ZONAL CENTER OF MARINE METEOROLOGY OF VALPARAISO.