1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-06-10, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 243: LOW 993HPA AT 51S 66W MOV SE DEEPENING EXPECTED 56S 55W BY 11/1200
WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST IN SOUTH PATAGONIA COASTS FIN
DEL MUNDO COASTS ISLAS MALVINAS COASTS FROM 10/2100
PART 2 GENERAL SYNOPSIS AT 09:00UTC
091400 UTC 1.SEA ICE LIMIT 6102S 02000W 5851S 02618W 5740S 03217W 5816S 03757W
5927S 04317W 5909S 04814W 6130S 05247W 6242S 05654W 6327S 06032W 6405S 06336W
6518S 06558W 6604S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5455S 03258W 16X7NM
3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4941S 02720W 4X1NM ICEBERG2 6152S 05553W
2X1NM 4.ICEBERGS AREA A6200S 02000W 4500S 02000W 5100S 04000W 6000S 05000W
B4500S 02000W 4200S 02000W 4200S 02800W 4800S 02800W C5700S 04600W 6000S 05000W
6700S 06716W 6300S 06716W
LOW 993HPA 51S 66W MOV SE DPN EXP 56S 55W BY 11/1200 EXTENDS CFNT AT 51S 66W 43S
61W 40S 63W MOV E
HIGH 1032HPA 43S 31W MOV E INTSF EXP 40S 20W BY 11/1200
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-06-11
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR N 3 BACK SECTOR S FOG AND MIST IN PATCHES
DISSIPATING PROB OF DRIZZLE TOWARDS EARLY MORNING VIS GOOD OCNL MODERATE
OUTER RIO DE LA PLATA: SECTOR N 3 BACK SECTOR W FOG AND MIST IN PATCHES
DISSIPATING VIS GOOD OCNL MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR W 3 VEER SECTOR N FOG AND MIST IN PATCHES
DISSIPATING VIS GOOD OCNL MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): NW 3/4 BACK SECTOR W 3 FOG AND MIST IN
PATCHES DISSIPATING VIS GOOD OCNL MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): NW 4/5 WITH GUSTS BACK W 4/3 FOG AND
MIST IN PATCHES DISSIPATING PROB OF RAIN SPELLS OF GOOD WEATHER STARTING NIGTH
VIS MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): NW 3/4 BACK W 4/5 WITH GUSTS VEER
SECTOR N 3/5 PROB OF ISOL RAIN IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR W 5 VEER SECTOR N 5/6 WITH GUSTS
PROB OF DRIZZLE RAIN IMPR STARTING EVENING VIS MODERATE TO GOOD
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 4 BACK SECTOR W 6/8 WITH GUSTS BY
10/2100 BACK SECTOR N 4/5 WITH GUSTS BY 11/0900 PROB OF ISOL RAIN RAIN AND SNOW
MIXTURE SPELLS OF GOOD WEATHER VIS MODERATE TO POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 3/4 BACK SECTOR W 6/8 WITH GUSTS BY
10/2100 PROB OF ISOL RAIN RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS
MODERATE TO POOR
ISLAS MALVINAS COASTS: SECTOR N 5/4 WITH GUSTS BACK SECTOR W 6/8 WITH GUSTS BY
11/0300 PROB OF ISOL RAIN RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS
MODERATE TO POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 45W: NE 3/5 WITH GUSTS PROB OF ISOL SH
RAIN SPELLS OF GOOD WEATHER VIS GOOD OCNL MODERATE
REST OF THE AREA: SECTOR N 3 BACK SECTOR S PROB OF ISOL HVY SH RAIN SPELLS OF
GOOD WEATHER VIS GOOD OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SECTOR S 3/4 VEER SECTOR W 3
PROB OF ISOL DRIZZLE RAIN VIS GOOD OCNL MODERATE
REST OF THE AREA: SECTOR W 3 VEER SECTOR N 4/6 WITH GUSTS PROB OF ISOL DRIZZLE
RAIN VIS GOOD OCNL MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SECTOR N 5/6 WITH GUSTS BACK SECTOR W
WITH GUSTS PROB OF ISOL HVY SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W): W 6 WITH GUSTS VEER SECTOR N WITH GUSTS
PROB OF ISOL RAIN SPELLS OF GOOD WEATHER VIS MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR N 6 WITH GUSTS PROB OF ISOL RAIN
RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 4/3 VEER SECTOR E 3/4 VEER SECTOR S
4/6 WITH GUSTS PROB OF RAIN RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS
MODERATE
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 10, JUNE 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
784/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-64S 70W-50W UNTIL 10/2100
785/2026 STRONG BARIC GRADIENT EREBUS Y TERROR GULF MOV E DEEPENING PROVOKES WINDS FORCE 8 WITH GUST IN 64S-67S 59W-50W UNTIL 10/2100
786/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E WEAKENING WILL PROVOKE WINDS FORCE 8 WITH GUST IN 62S-67S 50W-40W FROM 10/1800 UNTIL 11/0300
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 968HPA 63S 65W MOV SE DPN
LOW 972HPA 67S 58W MOV E DPN
LOW 974HPA 68S 77W MOV E WKN
LOW 990HPA 66S 35W MOV E WKN
091400 UTC 1.SEA ICE LIMIT 6102S 02000W 5851S 02618W 5740S 03217W 5816S 03757W 5927S 04317W 5909S 04814W 6130S 05247W 6242S 05654W 6327S 06032W 6405S 06336W 6518S 06558W 6604S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5455S 03258W 16X7NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4941S 02720W 4X1NM ICEBERG2 6152S 05553W 2X1NM 4.ICEBERGS AREA A6200S 02000W 4500S 02000W 5100S 04000W 6000S 05000W B4500S 02000W 4200S 02000W 4200S 02800W 4800S 02800W C5700S 04600W 6000S 05000W 6700S 06716W 6300S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-06-11
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 7/8 WITH GUSTS DECR SECTOR W 5/4 BY 10/1800 PROB OF MIST PROB OFINTERMITTENT DRIZZLE RAIN SPELLS OF GOOD WEATHER STARTING EVENING VIS POOR TO MODERATE OCNL GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 7/8 WITH GUSTS BACK SECTOR W 6/5 BY 10/2100 PROB OF MIST PROB OFINTERMITTENT DRIZZLE RAIN SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS POOR TO MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 7/8 WITH GUSTS DECR SECTOR W 5/4 BY 10/1800 PROB OF MIST PROB OFINTERMITTENT DRIZZLE RAIN SPELLS OF GOOD WEATHER STARTING EVENING VIS POOR TO MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 7/8 WITH GUSTS BACK SECTOR W 6/5 BY 11/0000 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE
GERLACHE STRAIT : NE 7 GUST WITH 8 INTENSITY VEER SECTOR E 3/4 BY 10/1800 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER STARTING NOON VIS POOR TO MODERATE
MARGARITA BAY : SECTOR E 3/4 BACK NE 4/3 BY 10/1800 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE IMPR STARTING NOON VIS MODERATE TO GOOD
EREBUS Y TERROR GULF : NW 7/8 WITH GUSTS BACK SW 6/5 BY 10/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS VERY POOR TO MODERATE OCNL GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: SW 5/6 VEER SECTOR W 4/5 BY 10/2100 PROB OF MIST PROB OFMOD DRIZZLE RAIN SPELLS OF GOOD WEATHER STARTING NOON VIS POOR TO MODERATE OCNL GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 6/5 WITH GUSTS BACK SW 6 BY 11/0300 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE NOON VIS POOR TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR S 4 VEER SW 5/6 BY 10/1800 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS VERY POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 65S: NW 7 GUST WITH 8 INTENSITY DECR NW 5/4 WITH GUSTS BY 10/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE NOON VIS VERY POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: NE 3/4 BACK NW 5/7 BY 10/2100 PROB OF MIST PROB OFISOL SNOW FALL STARTING NOON IMPR VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR E 4/3 VEER SE 4/3 BY 10/1800 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE=