1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-06-11, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 243: LOW 983HPA AT 53S 62W MOV SE DEEPENING EXPECTED 58S 48W BY 11/2100
PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN SOUTH PATAGONIA COASTS ISLAS
MALVINAS COASTS BETWEEN 45S-55S AND 40W-60W
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 983HPA 53S 62W MOV SE DPN EXP 58S 48W BY 11/2100
HIGH 1032HPA 41S 25W MOV NE NC EXTENDS RIDGE AT 48S 30W 51S 32W 54S 35W
101400 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 5431S 03245W 16X7NM
3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4902S 02551W 4X1NM ICEBERG2 6152S 05553W
2X1NM ICEBERG3 6059S 05256W 2X1NM 4.ICEBERGS AREA A6011S 02000W 4300S 02000W
4200S 02800W 5745S 02800W B5745S 02800W 4900S 02800W 5200S 04200W 5915S 04200W
C5915S 04200W 5500S 04200W 6300S 06716W 6700S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-06-12
COASTAL AREAS:
INNER RIO DE LA PLATA: VRB 2 PROB OF FOG AND MIST IN PATCHES STARTING EARLY
MORNING PROB OFISOL DRIZZLE VIS MODERATE
OUTER RIO DE LA PLATA: NW 3 PROB OF MIST DRIZZLE IMPR STARTING EARLY MORNING VIS
MODERATE TO GOOD
URUGUAY SOUTH EAST COASTS: VRB 3 PROB OF ISOL DRIZZLE VIS MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): NW 4/3 PROB OF DRIZZLE IMPR STARTING
EARLY MORNING VIS MODERATE TO GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): NW 4/5 VIS GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR W 5 VEER NW 6 WITH GUSTS BY
11/1500 VIS GOOD TO MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR W 6 WITH GUSTS VEER NW 6/7 GUST
WITH 8 INTENSITY BY 11/1200 PROB OF ISOL RAIN TOWARDS THE END OF THE PERIOD VIS
MODERATE TO POOR
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 8 WITH GUSTS VEER SECTOR N 6/7
GUST WITH 8 INTENSITY BY 11/1200 PROB OF RAIN VIS POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR S 6 WITH GUSTS BACK SECTOR E 3/4 BY
11/1500 PROB OF SH RAIN AND SNOW MIXTURE VIS MODERATE OCNL POOR
ISLAS MALVINAS COASTS: SECTOR W 7/8 WITH GUSTS VEER SECTOR N 5/6 WITH GUSTS BY
11/2100 PROB OF RAIN VIS POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: NE 6/7 GUST WITH 8 INTENSITY PROB
OF SH RAIN VIS MODERATE OCNL POOR
W OF 40 - E OF 50W: NE 5 WITH GUSTS BACK SW 4 BY 11/0900 PROB OF SH RAIN VIS
POOR TO MODERATE
REST OF THE AREA: NW 5/4 PROB OF ISOL MIST DRIZZLE VIS MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30 - N OF 45S: VRB 3 VEER NE 5 BY
11/1800 PROB OF ISOL DRIZZLE VIS GOOD OCNL MODERATE
E OF 30 - S OF 45S: NW 3/4 PROB OF ISOL RAIN VIS GOOD OCNL MODERATE
REST OF THE AREA: SECTOR N 5/6 WITH GUSTS PROB OF RAIN VIS MODERATE TO POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - N OF 45S: NE 5 WITH GUSTS
BACK SECTOR W 4 BY 11/1500 PROB OF SH RAIN VIS POOR TO MODERATE
E OF 50 - S OF 45S: SECTOR N 6 WITH GUSTS BACK SECTOR W 7/8 WITH GUSTS BY
11/1500 PROB OF RAIN IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
W OF 50 - N OF 45S: NW 5 WITH GUSTS VEER SECTOR N 5/6 WITH GUSTS BY 11/2100
PROB OF ISOL RAIN IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
REST OF THE AREA: SECTOR W 7/8 WITH GUSTS VEER NW 6 WITH GUSTS BY 11/1800 PROB
OF RAIN SPELLS OF GOOD WEATHER VIS POOR TO MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SECTOR W 6/5 WITH GUSTS PROB
OF ISOL SNOW FALL VIS MODERATE
REST OF THE AREA: NW 6 WITH GUSTS VEER SECTOR N 7 GUST WITH 8 INTENSITY BY
11/1500 PROB OF RAIN STARTING NOON VIS MODERATE TO VERY POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR N 6/7 WITH GUSTS BACK
SECTOR W 8 WITH GUSTS BY 11/0900 PROB OF RAIN VIS VERY POOR
E OF 50 - S OF 55S: SECTOR N 6 WITH GUSTS PROB OF RAIN SNOW FALL VIS POOR
REST OF THE AREA: SECTOR N 6 WITH GUSTS BACK SECTOR S 6/7 GUST WITH 8 INTENSITY
BY 11/1200 PROB OF SH OF SNOW VIS POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR S 4 PROB OF SH RAIN AND SNOW MIXTURE
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=