ANTARCTIC WEATHER REPORT ZONE IX. VLD 171200/180000 UTC. SYNOPTIC SITUATION: EAST SECTOR (LAT 60S BETWEEN LONG 50W/75W) : POSTFRONTAL TO PREFRONTAL. CENTRAL SECTOR (LAT 60S BETWEEN LONG 75W/95W) : FRONTAL. WEST SECTOR (LAT 60S BETWEEN LONG 95W/120W) : POSTFRONTAL TO UNSTABLE. FCST: PASO DRAKE SUR (BETWEEN LAT 60S/63S): OVERCAST, VIS POOR 1/2KM MIST/SNOW, WIND N/NE 15/5KT GUSTS 25KT, SEA 3.5/4.5 M SWELL FM W/NW. ESTRECHO BRANSFIELD: OVERCAST, VIS AVERAGE TO GOOD 4/10KM MIST/SNOW, WIND N/NE 20/10KT OCNL 25KT, SEA 1.0/1.5 M WITH 01T TO 03T INCR TO EAST OF AREA 07T TO 10T OF SEA ICE AND TEMPANO TABULAR A77 (27X4 MN). BAHIA FILDES: OVERCAST, VIS AVERAGE 6/8KM MIST/SNOW, WIND N/NE 15/5KT GUSTS 25KT, SEA RIPPLED WITH 01T OF SEA ICE IN BAY AND 01T OF SEA ICE IN CALETA ARDLEY. BAHIA CHILE: OVERCAST, VIS AVERAGE TO GOOD 4/10KM MIST/SNOW, WIND N/NE 15/5KT GUSTS 25KT, SEA RIPPLED WITH 02T OF SEA ICE IN BAY AND 03T OF SEA ICE IN ENSENADA IQUIQUE. MAR DE WEDDELL: OVERCAST, VIS GOOD TO AVERAGE 10/4KM MIST/SNOW, WIND N/NE 15/10KT GUSTS 25KT, SEA 0.5/1.0 M WITH 01T TO 10T OF SEA ICE IN ANTARCTIC SOUND AND 01T TO 10T OF SEA ICE FM EREBUS AND TERROR GULF TO SOUTH. COSTA WESTE TIERRA DE OHIGGINS TO 75 DGS WEST: OVERCAST, VIS AVERAGE 4/6KM MIST/SNOW, WIND N/NE BECMG E/NE 25/15KT GUSTS 35KT, SEA 4.0/5.0 M IN OCEANIC AREA AND 01T TO 10T OF SEA ICE IN GRANDIDIER CHANNEL. SECTOR CENTRAL: SCATTERED BECMG TO OVERCAST, VIS AVERAGE 6/8KM SNOW, WIND E/SE 15/30KT OCNL 35KT, SEA 4.0/6.0 M AND FROZEN TO SOUTH OF AREA. SECTOR WESTE: OVERCAST, VIS GOOD 8/10KM MIST/SNOW, WIND S/SW BECMG N/NW 5/15KT OCNL 20KT, SEA 6.0/3.0 M AND FROZEN TO SOUTH OF AREA. PRESENCE OF ICEBERGS: A77 SIZE 27X4 MN, LAT. 62.63 S/LONG. 58.95 W. A80A SIZE 9X7 MN, LAT. 61.95 S/LONG. 54.36 W. A81 SIZE 28X25 MN, LAT. 67.96 S/LONG. 58.05 W. B15AB SIZE 10X4 MN, LAT. 63.29 S/LONG. 52.39 W. B29 SIZE 11X5 MN, LAT. 73.82 S/LONG. 110.53 W. D33A SIZE 34X10 MN, LAT. 68.84 S/LONG. 56.99 W. D33C SIZE 15X7 MN, LAT. 69.12 S/LONG. 58.41 W. (FUENTE: U.S. NATIONAL ICE CENTER). MET011NA UPDATE: 16-07-25.