Bulletinset for METAREA 15 Edition date (UTC): 2026-08-21 01:03:33 ============================ HIGH SEAS FORECAST ============================ FZPS04 SCSC 202239 CHILEAN NAVY WEATHER SERVICE VALPARAISO MARITIME METEOROLOGICAL CENTER WEATHER BULLETIN AND SEA ZONE X VLD FM 211200 TO 221200 UTC. PART I: SEVERE WEATHER WARN. SOUTHWEST AREA (LAT 45 TO 60 SOUTH AND LONG 95 TO 120 WEST): WIND N/NE 25/35KT GUSTS 45KT, SEA 3.0/4.0M, VIS 8/6KM, SH/RN. CENTRAL WEST AREA (LAT 30 TO 45 SOUTH AND LONG 95 TO 120 WEST): WIND N/NW 15/25KT INCR AND SHIFTING TO W/SW 25/35KT GUSTS 45KT, SEA 2.0/3.0M, VIS 10/8KM, SH/RN. PART II: SYNOPTIC SITUATION (ANALYSIS 201800 UTC). HIGH 1038 HPA 53S/95W HIGH 1022 HPA 32S/111W LOW 1006 HPA 39S/97W PART III: FCST. NORTHEAST AREA (LAT 18 TO 30 SOUTH AND LONG 76 TO 95 WEST): WIND S/SE 10/20KT OCNL 25KT, SEA 1.0/2.0M, VIS 10KM. NORTHWEST AREA (LAT 18 TO 30 SOUTH AND LONG 95 TO 120 WEST): WIND N/NE 10/15KT OCNL 20KT, SEA 1.0/2.0M, VIS 10KM. CENTRAL EAST AREA (LAT 30 TO 45 SOUTH AND LONG 78 TO 95 WEST): WIND N/NE SHIFTING TO W/SW 15/25KT OCNL 30KT, SEA 2.0/3.0M, VIS 6/10KM, RN/SH. SOUTHEAST AREA (LAT 45 TO 60 SOUTH AND LONG 81 TO 95 WEST): WIND S/SE SHIFTING TO N/NE 15/25KT GUSTS 35KT, SEA 3.0/4.0M, VIS 10/6KM, SH/RN. ============================ ANTARCTIC FORECAST ============================ FZAA02 SCSC 202238 CHILEAN NAVY WEATHER SERVICE PUNTA ARENAS MARITIME METEOROLOGICAL CENTER ANTARTIC WEATHER ZONE IX. VLD FM AGO 211200/ AGO 221200 UTC. SYNOPTIC SITUATION: CENTRAL SECTOR (LAT 60S BETWEEN LONG 75W/95W) : ANTICYCLONIC. WEST SECTOR (LAT 60S BETWEEN LONG 95W/120W) : ANTICYCLONIC TO UNSTABLE. EAST SECTOR (LAT 60S BETWEEN LONG 50W/75W): POSTFRONTAL TO UNSTABLE. FCST: CENTRAL SECTOR: OVERCAST, VIS GOOD (10KM), WIND W/SW 10/20KT GUSTS 35KT, SEA 4.0/3.0 M AND FROZEN TO S OF AREA. WEST SECTOR: OVERCAST, VIS GOOD (10KM), WIND N/NW 25/30KT GUSTS 40KT, SEA 5.0/6.0 M AND FROZEN TO S OF AREA. PASO DRAKE SUR (BETWEEN LAT 60S/63S): BROKEN, VIS GOOD (10KM) SH OF SNOW, WIND S/SW 30/40KT GUSTS 50KT OCNL S/SE 5/10KT OCNL 15KT, SEA 6.0/4.0 M SWELL FM W/SW. ESTRECHO BRANSFIELD: OVERCAST BECMG TO SCATTERED, VIS GOOD (10KM) SH OF SNOW, WIND S/SE 15/25KT GUSTS 35KT OCNL E/SE 5/10KT, SEA 1.5/0.5 M WITH 04T TO 10T OF SEA ICE TO PENINSULA. BAHIA CHILE: BROKEN TO SCATTERED, VIS GOOD (10KM), WIND S/SE 15/25KT OCNL 35KT DECR TO CALM, SEA SLIGHT TO RIPPLED WITH 03T OF SEA ICE IN BAY AND 08T OF SEA ICE IN ENSENADA IQUIQUE. RADA COVADONGA: OVERCAST BECMG TO SCATTERED, VIS GOOD TO AVERAGE (10/4KM) MIST/SH OF SNOW, WIND S/SW OCNL TO S/SE 10/20KT GUSTS 40KT, SEA FROZEN (08T TO 10T OF SEA ICE). WEDDELL SEA: OVERCAST, VIS POOR (1/2KM) MIST/SH OF SNOW, WIND S/SW 25/30KT GUSTS 40KT, SEA FROZEN (08T TO 10T OF SEA ICE IN ANTARCTIC SOUND AND IN EREBUS AND TERROR GULF). ============================ COASTAL FORECAST ============================ FZPS02 SCSC 202237 CHILEAN NAVY WEATHER SERVICE VALPARAISO MARITIME METEOROLOGICAL CENTER FCST ZONES ONE TO SIX VLD FM 211200 TO 221200 UTC. SPECIAL SEVERE WEATHER OR GALE WARN: -WIND STRONG WARN OF S IN OCEANIC AREA TALTAL TO EL QUISCO AREA, VLD FM AUGUST 200500 UTC TO AUGUST 220300 UTC. SYNOPTIC SITUATION: ZONES ONE AND TWO (ARICA TO VALPARAISO): CSTL TROUGH. ZONE THREE (VALPARAISO TO CONSTITUCION): ANTICYCLONIC EDGE. ZONES FOUR AND FIVE (CONSTITUCION TO P.MONTT): RIDGE. ZONE SIX (P.MONTT TO F.SAN PEDRO): RIDGE TO UNSTABLE. ZONE SEVEN (F.SAN PEDRO TO F.EVANGELISTAS): ANTICYCLONIC TO RIDGE. ZONE EIGHT (F.EVANGELISTAS TO LAT 60 DGS SOUTH): ANTICYCLONIC. FCST: ZONE ONE (ARICA TO COQUIMBO): OVERCAST BECMG TO SCATTERED, VIS 10KM, WIND CALM TO N/NE SHIFTING TO S/SW 4/8KT INCR TO S OF AREA 20/30KT OCNL 35KT, SEA 1.0/2.0M SWELL FM SW IN OCEANIC AREA, RIPPLED TO SLIGHT IN BAYS. ZONE TWO (COQUIMBO TO VALPARAISO): OVERCAST TO BROKEN, VIS 8/10KM MIST AM, WIND CALM TO S/SW 10/20KT INCR 20/30KT OCNL 35KT, SEA 1.5/2.5M SWELL FM SW IN OCEANIC AREA, RIPPLED TO SLIGHT IN BAYS WITH BREAKER IN CSTL EDGE. ZONE THREE (VALPARAISO TO CONSTITUCION): CLEAR BECMG TO BROKEN, VIS 10KM, WIND CALM TO S/SE SHIFTING TO S/SW 10/20KT INCR 20/30KT OCNL 35KT, SEA 1.5/2.5M SWELL FM SW IN OCEANIC AREA, RIPPLED TO SLIGHT IN BAYS WITH BREAKER WEAK IN CSTL EDGE. ZONE FOUR (CONSTITUCION TO I.MOCHA): BROKEN TO SCATTERED, VIS 10KM, WIND S/SW 10/15KT OCNL 20KT, SEA ============================ COASTAL FORECAST ============================ FZPS02 SCSC 202237 1.5/2.5M IN OCEANIC AREA, RIPPLED TO SLIGHT IN BAYS WITH BREAKER WEAK IN CSTL EDGE. ZONE FIVE (I.MOCHA TO P.MONTT): CLEAR BECMG TO BROKEN, VIS 10KM, WIND S/SE SHIFTING S/SW 10/15KT OCNL 20KT, SEA 1.5/2.5M IN OCEANIC AREA, RIPPLED TO SLIGHT IN BAYS WITH BREAKER WEAK IN CSTL EDGE. ZONE SIX (P.MONTT TO F.SAN PEDRO): CLEAR BECMG TO BROKEN, VIS 10KM, WIND S/SE 10/15KT OCNL 20KT, SEA 1.5/2.5M IN OCEANIC AREA. MET108SS ISSUED BY: 20TH AUGUST 2026 18:00 LOCAL TIME BY THE ZONAL CENTER OF MARINE METEOROLOGY OF VALPARAISO. ZONE SEVEN (F.SAN PEDRO TO F. EVANGELISTAS): BROKEN, VIS GOOD (10KM), WIND S/SW OCNL TO S/SE 15/20KT OCNL 25KT, SEA 2.5/3.0 M SWELL FM SW. ZONE EIGHT (F. EVANGELISTAS TO LAT 60 DGS SOUTH): (F. EVANGELISTAS TO LAT 56 DGS SOUTH): OVERCAST OCNLL BROKEN, VIS GOOD (10KM), WIND S/SW OCNL TO S/SE 15/20KT OCNL 25KT, SEA 3.5/3.0 M SWELL FM SW. (LAT 56 DGS SOUTH TO LAT 60 DGS SOUTH): BROKEN OCNL OVERCAST, VIS GOOD (10KM), WIND S/SW 20/30KT GUSTS 40KT, SEA 3.5/3.0 M SWELL FM SW.