1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-10-07, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 449: STRONG BARIC GRADIENT MOV E WILL PROVOKE WINDS FORCE 8 FROM SECTOR
E WITH GUST BETWEEN 35S-40S 40W-55W FROM 08/0300
PART 2 GENERAL SYNOPSIS AT 09:00UTC
061400 UTC 1.SEA ICE LIMIT 5435S 02000W 5341S 02617W 5617S 03218W 5648S 03757W
5721S 04317W 5908S 04813W 6128S 05247W 6234S 05655W 6217S 06033W 5929S 06336W
5949S 06559W 6112S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5512S 04104W 28X25NM
D33B 5802S 04806W 21X12NM A83 6032S 05131W 12X7NM A85 5850S 05050W 10X3NM
ICEBERG1 5829S 05001W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5623S 03844W 9X6NM
D33C 6158S 05413W 9X5NM ICEBERG2 5450S 04131W 5X3NM ICEBERG3 5927S 04601W 5X3NM
ICEBERG4 5506S 04621W 4X3NM ICEBERG5 5627S 04452W 3X1NM ICEBERG6 5838S 05029W
3X2NM ICEBERG7 5903S 04828W 2X1NM ICEBERG8 5845S 04952W 6X2NM 4.ICEBERGS AREA
A5527S 02000W 5000S 02000W 5000S 04000W 5706S 04159W B5706S 04159W 5000S 04000W
5800S 06600W 6052S 06600W
HIGH 1023HPA 45S 63W MOV SE INTSF EXP 47S 58W BY 08/1200 EXTENDS RIDGE AT 45S
63W 39S 52W 35S 42W MOV E
LOW 1008HPA 50S 36W MOV NE WKN EXP BY 08/1200 EXTENDS OFNT AT 50S 36W 49S 40W
48S 39W MOV E
LOW 1008HPA 44S 32W MOV E WKN EXP BY 08/1200 EXTENDS CFNT AT 44S 32W 36S 31W 37S
33W MOV E
CFNT AT 60S 63W 56S 64W 52S 67W MOV E
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-10-8
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR E 5 WITH GUSTS VEER SECTOR S 6/5 WITH GUSTS BY
8/0000 PROB OF HVY STORMS NXT PROB OFISOL RAIN TOWARDS THE END OF THE PERIOD VIS
POOR TO MODERATE
OUTER RIO DE LA PLATA: SECTOR E 6/7 GUST WITH 8 INTENSITY VEER SECTOR S WITH
GUSTS BY 8/0000 VEER SECTOR W 5 WITH GUSTS BY 8/1200 PROB OF RAIN NXT PROB OFHVY
STORMS VIS MODERATE TO POOR
URUGUAY SOUTH EAST COASTS: SECTOR E 6/7 GUST WITH 8 INTENSITY TEMPO VEER SECTOR
S WITH GUSTS BY 8/0600 PROB OF HVY RAIN STORMS STARTING EVENING VIS GOOD TO
POOR
MAR DEL PLATA COASTS(3617S - 3830S): E 5/6 WITH GUSTS VEER SE 7 GUST WITH 8
INTENSITY BY 8/0000 PROB OF ISOL RAIN NXT PROB OFHVY RAIN STARTING EARLY MORNING
VIS MODERATE TO POOR OCNL VERY POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SE 6/7 GUST WITH 8 INTENSITY PROB OF
ISOL RAIN VIS MODERATE TO POOR
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR E 5/4 WITH GUSTS PROB OF ISOL
RAIN VIS MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): VRB 3/4 BACK SECTOR N 3 BY 07/2100 LOW
PROB OF ISOL RAIN DURING THE EVENING VIS GOOD OCNL MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 3/4 BACK SECTOR N 4 LOW PROB OF
ISOL RAIN DURING THE EVENING VIS GOOD OCNL MODERATE
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 5/4 WITH GUSTS LOW PROB OF ISOL RAIN
IMPR DURING THE EVENING VIS MODERATE TO GOOD
ISLAS MALVINAS COASTS: SECTOR S 3 VEER SECTOR W 5 WITH GUSTS BY 07/1800 LOW PROB
OF ISOL RAIN IMPR DURING THE EVENING VIS MODERATE TO GOOD
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR W 5/4 WITH GUSTS LOW PROB OF
ISOL RAIN VIS MODERATE
REST OF THE AREA: VRB 3/4 INCR SECTOR E 6/8 WITH GUSTS BY 8/0300 PROB OF RAIN
STARTING NIGTH VIS GOOD TO POOR OCNL VERY POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SECTOR W 6/5 WITH GUSTS LOW
PROB OF ISOL RAIN VIS MODERATE
REST OF THE AREA: SECTOR W 6 WITH GUSTS BACK SW WITH GUSTS BY 8/0300 LOW PROB
OF ISOL RAIN VIS MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR W 6 WITH GUSTS BACK
SECTOR S 5/4 WITH GUSTS LOW PROB OF ISOL RAIN VIS MODERATE
REST OF THE AREA: SW 6/5 WITH GUSTS BACK SE 3/4 LOW PROB OF ISOL RAIN SPELLS OF
GOOD WEATHER VIS MODERATE TO GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SW 7/6 GUST WITH 8 INTENSITY VEER W
WITH GUSTS PROB OF SNOW FALL SPELLS OF GOOD WEATHER VIS POOR OCNL VERY POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR S 4 VEER SECTOR W 5/6
WITH GUSTS BY 07/1800 LOW PROB OF ISOL RAIN VIS MODERATE OCNL GOOD
REST OF THE AREA: SECTOR W 6/7 GUST WITH 8 INTENSITY PROB OF RAIN AND SNOW
MIXTURE VIS MODERATE TO POOR OCNL VERY POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6/7 GUST WITH 8 INTENSITY PROB OF
ISOL RAIN SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 07, OCTOBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1207/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN 60S-64S 80W-60W UNTIL 08/0600
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 991HPA 63S 80W MOV SE NC
LOW 981HPA 72S 83W MOV SE WKN
RIDGE 63S 47W 66S 49W 68S 51W MOV E NC
061400 UTC 1.SEA ICE LIMIT 5435S 02000W 5341S 02617W 5617S 03218W 5648S 03757W 5721S 04317W 5908S 04813W 6128S 05247W 6234S 05655W 6217S 06033W 5929S 06336W 5949S 06559W 6112S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5512S 04104W 28X25NM D33B 5802S 04806W 21X12NM A83 6032S 05131W 12X7NM A85 5850S 05050W 10X3NM ICEBERG1 5829S 05001W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5623S 03844W 9X6NM D33C 6158S 05413W 9X5NM ICEBERG2 5450S 04131W 5X3NM ICEBERG3 5927S 04601W 5X3NM ICEBERG4 5506S 04621W 4X3NM ICEBERG5 5627S 04452W 3X1NM ICEBERG6 5838S 05029W 3X2NM ICEBERG7 5903S 04828W 2X1NM ICEBERG8 5845S 04952W 6X2NM 4.ICEBERGS AREA A5527S 02000W 5000S 02000W 5000S 04000W 5706S 04159W B5706S 04159W 5000S 04000W 5800S 06600W 6052S 06600W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-10-8
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 50W: SECTOR N 4/5 INCR SECTOR W 6/7 WITH GUSTS BY 7/0900 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 4/5 INCR SECTOR W 5/6 WITH GUSTS BY 7/1500 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: NW 4/5 BACK SECTOR W 4/5 BY 7/1500 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS VERY POOR TO POOR OCNL MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 6/7 WITH GUSTS DECR NW 6/5 WITH GUSTS BY 7/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE
GERLACHE STRAIT : SECTOR N 5/4 DECR SECTOR W 4/3 BY 7/1500 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO POOR OCNL VERY POOR
MARGARITA BAY : NE 5/6 DECR NE 4/3 BY 7/1200 PROB OF FOG AND MIST IN PATCHES PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO POOR OCNL VERY POOR
EREBUS Y TERROR GULF : NE 3/4 VEER SECTOR N 3/4 BY 7/1500 VIS GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR W 8/7 WITH GUSTS VEER NW 8/7 WITH GUSTS BY 7/1800 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR E 3 BACK NW 5/6 BY 7/0900 AFTERWARDS SECTOR N 4/5 BY 7/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR GRADUALLY TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 5/6 WITH GUSTS DECR SECTOR N 5/4 BY 7/1500 PROB OF MIST PROB OFMOD SNOW FALL WORSENING STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO POOR
NORTHERN WEDDELL SEA (60-68S 20-50W): SW 5/6 WITH GUSTS DECR SECTOR S 4/3 BY 7/0900 AFTERWARDS SECTOR W 4/5 BY 7/1800 PROB OF ISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 5/6 VEER SW 6/7 WITH GUSTS BY 7/1500 VIS GOOD=