1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-06-06, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 240: LOW 1005HPA AT 40S 40W MOV E DEEPENING EXPECTED 40S 24W BY 07/1200
WILL PROVOKE WINDS FORCE 8 AROUND ITSELF WITH GUST FROM 06/2100
PART 2 GENERAL SYNOPSIS AT 09:00UTC
HIGH 1022HPA 45S 58W NOT MOV INTSF EXTENDS RIDGE AT 45S 58W 58S 55W 60S 55W
LOW 1005HPA 40S 40W MOV E DPN EXTENDS CFNT AT 40S 40W 36S 46W 37S 52W MOV SE EXP
40S 24W 34S 31W 34S 31W 32S 39W BY 07/1200
061400 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 5530S 03244W 16XNM
3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4941S 02720W 4X1NM ICEBERG2 6159S 05646W
3X1NM 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 2026-06-7
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR S 3 BACK E 3/4 BY 06/2100 PROB OF MIST FOG PATCHES
TEMPORARILY DISSIPATING VIS MODERATE
OUTER RIO DE LA PLATA: VRB 3 BACK E 3/4 BY 7/0300 PROB OF MIST FOG PATCHES VIS
MODERATE
URUGUAY SOUTH EAST COASTS: VRB 3 BACK E 3/4 BY 7/0300 PROB OF MIST FOG PATCHES
VIS MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): E 3 PROB OF MIST FOG PATCHES TEMPORARILY
DISSIPATING VIS MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 3 PROB OF MIST DRIZZLE VIS
MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 3/4 BACK SECTOR S 4 BY 7/1200
PROB OF MIST FOG PATCHES DRIZZLE VIS MODERATE OCNL POOR
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 4/5 DECR 3 BY 06/1800 BACK
SECTOR S 3/4 BY 7/0600 PROB OF MIST FOG PATCHES STARTING NIGTH DISSIPATING VIS
MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 5/4 BACK SECTOR S 3/4 BY 06/2100
PROB OF MIST FOG PATCHES STARTING NIGTH DISSIPATING VIS MODERATE TO GOOD
FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 5/4 BACK VRB 3/4 BY 06/1800 PROB OF
ISOL MIST FOG PATCHES RAIN STARTING NIGTH IMPR VIS MODERATE TO GOOD
ISLAS MALVINAS COASTS: SECTOR N 3 BACK VRB PROB OF MIST FOG PATCHES VIS
MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR W 5/6 WITH GUSTS VEER SECTOR
N 7/8 WITH GUSTS BY 06/2100 BACK SECTOR S BY 7/0300 PROB OF RAIN STORMS NXT PROB
OF SH VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR S 6/5 WITH GUSTS DECR 4/3 BY 7/0900 PROB OF SH IMPR
GRADUALLY VIS MODERATE TO GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR S 5/6 WITH GUSTS PROB OF ISOL
RAIN STORMS VIS MODERATE OCNL POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SECTOR S 5 WITH GUSTS DECR 4/3 BY
7/0300 BACK VRB BY 7/1200 PROB OF SH DURING THE MORNING VIS MODERATE TO GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W): S 6/5 WITH GUSTS DECR 5/3 BY 7/0000 VIS
MODERATE TO GOOD
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR S 4/3 VEER SECTOR W BY 7/0300
VIS GOOD
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 5 WITH GUSTS BACK SECTOR W 3/4 BY
7/0000 PROB OF MIST FOG PATCHES DRIZZLE STARTING NIGTH IMPR VIS MODERATE TO
GOOD
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 06, JUNE 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
761/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-65S 90W-80W FROM 06/2100 UNTIL 07/0900
762/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MARGARITA BAY MOV SE DEEPENING PROVOKES WINDS FORCE 8 FROM NE WITH GUST IN 65S-69S 70W-64W UNTIL 06/1800
763/2026 STRONG BARIC GRADIENT EREBUS Y TERROR GULF MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 WITH GUST IN 63S-66S 58W-50W FROM 06/1500 UNTIL 07/1200
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 992HPA 68S 75W MOV SE DPN
RIDGE 70S 40W 65S 42W 60S 50W MOV E WKN
061400 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 5530S 03244W 16XNM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4941S 02720W 4X1NM ICEBERG2 6159S 05646W 3X1NM 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 2026-06-7
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR N 5/7 GUST WITH 8 INTENSITY BACK NW 5/4 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING NOON VIS GOOD TO MODERATE
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 4/5 VEER NW 7 GUST WITH 8 INTENSITY BY 06/1500 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: SECTOR N 5/7 GUST WITH 8 INTENSITY BACK NW 5/4 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING NOON VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 4/5 VEER NW 7 GUST WITH 8 INTENSITY BY 06/1800 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING STARTING NOON VIS GOOD TO MODERATE OCNL VERY POOR
GERLACHE STRAIT : NE 7 GUST WITH 8 INTENSITY INCR SECTOR E 8 WITH GUSTS BY 06/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE
MARGARITA BAY : NE 7 GUST WITH 8 INTENSITY BACK SECTOR N 4 BY 06/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE
EREBUS Y TERROR GULF : NW 7/8 WITH GUSTS BACK SW 5/4 BY 7/0600 PROB OF FOG AND MIST IN PATCHES WORSENING DURING THE NIGTH VIS GOOD TO MODERATE OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: SECTOR N 4/5 VEER NE 6/7 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING EVENING VIS GOOD TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NW 3/4 VEER SECTOR N 5/7 WITH GUSTS BY 06/2100 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER STARTING EVENING VIS MODERATE TO GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 3/4 VEER NE 4/5 BY 7/0000 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 64S: SECTOR W 3/4 VEER NW 5/6 BY 7/0000 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: NW 3/4 INCR NW 5/6 BY 7/0000 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3/4 VEER SE 4/5 BY 7/0000 VIS GOOD=