CHILEAN NAVY WEATHER SERVICE
PUNTA ARENAS MARITIME METEOROLOGICAL CENTER
ANTARTIC WEATHER ZONE IX.
VLD FM MAY 091200/101200 UTC.
SYNOPTIC SITUATION:
CENTRAL SECTOR (LAT 60S BETWEEN LONG 75W/95W) : FRONTAL TO
POSTFRONTAL UNSTABILITY.
WEST SECTOR (LAT 60S BETWEEN LONG 95W/120W) : POSTFRONTAL
UNSTABILITY TO RIDGE.
EAST SECTOR (LAT 60S BETWEEN LONG 50W/75W): FRONTAL.
FCST:
SECTOR CENTRAL:
OVERCAST TO BROKEN, VIS AVERAGE TO GOOD (8/10 KM) SHOWERS OF
SNOWFALL, WIND SW 30/35KT GUSTS 45KT DECR 100300 UTC 20/25KT GUSTS
35KT, SEA 3.0/6.0 M DECR 101200 UTC 2.0/4.0 M AND FROZEN TO S OF
AREA.
SECTOR WESTE:
OVERCAST TO BROKEN, VIS GOOD (10 KM) SH, WIND NW/W 10/15KT INCR
092100 UTC 15/20KT, SEA 3.0/4.0 M DECR 091800 UTC 2.0/3.0 M AND
FROZEN TO S OF AREA.
PASO DRAKE SUR (BETWEEN LAT 60S/63S):
OVERCAST, VIS GOOD (10 KM) DECR PM POOR TO AVERAGE (1/4 KM) MIST/RN,
WIND NW/N 30/35KT INCR PM 35/40KT GUSTS 55KT, SEA 3.0/5.0 M INCR
5.0/8.0 M SWELL FM NW/W.
ESTRECHO BRANSFIELD:
BROKEN TO OVERCAST, VIS GOOD (10 KM) DECR PM VERY POOR TO POOR (0.5/1
KM) FG/SNOWFALL, WIND NW/N 25/30KT GUSTS 40KT INCR PM 30/35KT GUSTS
50KT, SEA 2.0/3.5 M WITH 01T TO 03T OF SEA ICE TO PENINSULA.
BAHIA CHILE:
BROKEN TO OVERCAST, VIS GOOD (10 KM) DECR PM VERY POOR TO POOR (0.5/1
KM) FG/SNOWFALL, WIND NW/N 20/25KT GUSTS 35KT INCR PM 30/35KT GUSTS
50KT, SEA STATE SLIGHT TO MODERATE WITH 03T OF SEA ICE IN BAY AND
WITH 06T OF SEA ICE IN ENSENADA IQUIQUE.
RADA COVADONGA:
CHILEAN NAVY WEATHER SERVICE
VALPARAISO MARITIME METEOROLOGICAL CENTER
WEATHER BULLETIN AND SEA STATE ZONE X VALID 091200 TO 101200 UTC.
PART I: SEVERE WEATHER WARN.
SOUTHWEST AREA (LAT 45 TO 60 SOUTH AND LONG 95 TO 120 WEST):
WIND N/NW SHIFTING TO S/SW 25/35KT GUSTS 45KT, SEA 4.0/6.0M, VIS
6/2KM, SH/RN.
CENTRAL WEST AREA (LAT 30 TO 45 SOUTH AND LONG 95 TO 120 WEST):
WIND N/NW 15/25KT GUSTS 35KT SHIFTING TO S/SW 25/35KT GUSTS 45KT, SEA
3.0/7.0M, VIS 10/2KM, SH/RN.
PART II: SYNOPTIC SITUATION (ANALYSIS 081800 UTC).
HIGH 1030 HPA 36S/88W
LOW 1018 HPA 35S/108W
LOW 982 HPA 53S/114W
LOW 990 HPA 55S/91W
PART III: FCST.
NORTHEAST AREA (LAT 18 TO 30 SOUTH AND LONG 76 TO 95 WEST):
WIND E/SE SHIFTING TO E/NE 15/20KT OCNL 25KT, SEA 2.0/3.0M, VIS 10KM.
NORTHWEST AREA (LAT 18 TO 30 SOUTH AND LONG 95 TO 120 WEST):
WIND E/NE SHIFTING TO S/SE 10/20KT OCNL 25KT, SEA 1.5/2.5M, VIS
10/8KM PROBABABLE ISOL SH.
CENTRAL EAST AREA (LAT 30 TO 45 SOUTH AND LONG 78 TO 95 WEST):
WIND N/NW 15/25KT GUSTS 35/40KT SHIFTING TO NE OF AREA TO S/SE
20/30KT, SEA 2.0/4.0M, VIS 10KM.
SOUTHEAST AREA (LAT 45 TO 60 SOUTH AND LONG 81 TO 95 WEST):
WIND S/SW 25/35KT SHIFTING TO N/NW 15/25KT GUSTS 35KT, SEA 8.0/5.0M,
VIS 6/4KM, SH/RN.
MET109LS
ISSUED BY: 08TH MAY 2026 18:00 LOCAL TIME BY THE ZONAL CENTER OF
MARINE METEOROLOGY OF VALPARAISO.