1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-06-02, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 237: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST
BETWEEN 45S-60S AND 30W-40W FROM 02/1800
PART 2 GENERAL SYNOPSIS AT 09:00UTC
011400 UTC 1.SEA ICE LIMIT 6342S 02000W 5958S 02618W 5844S 03218W 5825S 03758W
5933S 04316W 5941S 04813W 6029S 05247W 6315S 05655W 6335S 06033W 6415S 06336W
6616S 06605W 6607S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5556S 03222W 16XNM
3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5017S 02735W 4X1NM ICEBERG2 6341S 05615W
2X1NM ICEBERG3 6234S 05812W 3X1NM 4.ICEBERGS AREA A6500S 02000W 4300S 02000W
4700S 03500W 6100S 03500W B6300S 05500W 5900S 05500W 4800S 03500W 6100S 03500W
C5800S 05500W 6300S 05500W 6500S 06716W 6830S 06716W
HIGH 1032HPA 40S 54W MOV NE NC EXP 38S 47W BY 03/1200 EXTENDS RIDGE AT 33S 50W
40S 54W 60S 65W MOV E
STRONG BARIC GRADIENT BETWEEN IN 40S-60S 20-40W MOV E NC
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-06-3
COASTAL AREAS:
INNER RIO DE LA PLATA: E 3 BACK NE FOG AND MIST IN PATCHES DISSIPATING PROB OF
FOG AND MIST IN PATCHES DURING THE EARLY MORNING VIS GOOD OCNL POOR
OUTER RIO DE LA PLATA: E 3 BACK NE FOG AND MIST IN PATCHES DISSIPATING PROB OF
FOG AND MIST IN PATCHES DURING THE EARLY MORNING VIS GOOD OCNL POOR
URUGUAY SOUTH EAST COASTS: NE 3/4 FOG AND MIST IN PATCHES DISSIPATING PROB OF
FOG AND MIST IN PATCHES STARTING EARLY MORNING VIS GOOD OCNL POOR
MAR DEL PLATA COASTS(3617S - 3830S): NE 3/4 FOG AND MIST IN PATCHES VIS POOR
OCNL GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 4/5 WITH GUSTS PROB OF ISOL
RAIN VIS MODERATE OCNL GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 6 WITH GUSTS PROB OF RAIN
STORMS SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 6 WITH GUSTS PROB OF RAIN
STORMS SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR OCNL MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 6 WITH GUSTS BACK SECTOR W 7 WITH
GUSTS BY 3/0900 PROB OF RAIN NXT HVY SH RAIN STARTING EARLY MORNING VIS POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 6 WITH GUSTS BACK SW 7 WITH GUSTS BY
3/1200 PROB OF RAIN NXT HVY SH RAIN STARTING EARLY MORNING VIS MODERATE TO
POOR
ISLAS MALVINAS COASTS: SECTOR N 5/6 WITH GUSTS PROB OF ISOL RAIN NXT HVY SH RAIN
STARTING THE END OF THE PERIOD VIS MODERATE TO POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SW 6 WITH GUSTS PROB OF SH VIS
POOR
E OF 40W: SW 6/5 WITH GUSTS PROB OF SH IMPR VIS POOR TO GOOD
E OF 50W: SECTOR S 4/3 VIS GOOD
REST OF THE AREA: VRB 3 VEER SECTOR N 3/4 FOG AND MIST IN PATCHES DISSIPATING
VIS MODERATE TO GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) NE OF THE REGION: SW 6/7 WITH GUSTS
PROB OF SH VIS POOR
SE OF THE REGION: SW 7 WITH GUSTS PROB OF SNOW FALL VIS POOR
NW OF THE REGION: SW 7/6 WITH GUSTS PROB OF SH IMPR VIS POOR TO MODERATE
REST OF THE AREA: SW 7/8 WITH GUSTS DECR 6 WITH GUSTS PROB OF SNOW FALL IMPR
TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SW 7/4 WITH GUSTS PROB OF
ISOL RAIN VIS POOR TO MODERATE
REST OF THE AREA: SECTOR N 5/7 WITH GUSTS FOG AND MIST IN PATCHES VIS POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SW 7 WITH GUSTS PROB OF SNOW
FALL VIS POOR
REST OF THE AREA: SW 7/8 WITH GUSTS PROB OF SNOW FALL VIS POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50W: SW 7/6 WITH GUSTS VEER SECTOR
W 5 WITH GUSTS PROB OF SNOW FALL VIS POOR
REST OF THE AREA: SW 5 WITH GUSTS VEER SECTOR N 6 WITH GUSTS FOG AND MIST IN
PATCHES STARTING NIGTH VIS POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 6 WITH GUSTS PROB OF DRIZZLE RAIN
VIS POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 02, JUNE 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
746/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA SOUTHERN WEDDELL SEA MOV E WEAKENING PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN 60S-64S 45W-30W UNTIL 02/1500
PART 2 GENERAL SYNOPSIS AT 09:00UTC
RIDGE 70S 90W 71S 80W 72S 72W MOV SE WKN
RIDGE 60S 60W 65S 57W 70S 54W MOV E WKN
011400 UTC 1.SEA ICE LIMIT 6342S 02000W 5958S 02618W 5844S 03218W 5825S 03758W 5933S 04316W 5941S 04813W 6029S 05247W 6315S 05655W 6335S 06033W 6415S 06336W 6616S 06605W 6607S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5556S 03222W 16XNM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5017S 02735W 4X1NM ICEBERG2 6341S 05615W 2X1NM ICEBERG3 6234S 05812W 3X1NM 4.ICEBERGS AREA A6500S 02000W 4300S 02000W 4700S 03500W 6100S 03500W B6300S 05500W 5900S 05500W 4800S 03500W 6100S 03500W C5800S 05500W 6300S 05500W 6500S 06716W 6830S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-06-3
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 6/5 WITH GUSTS VEER SECTOR W 4/5 BY 02/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 5/4 WITH GUSTS VEER SECTOR W 3/4 BY 02/1800 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS W OF 60W: SW 6/5 WITH GUSTS VEER SECTOR W 4/5 BY 02/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SW 5/4 WITH GUSTS VEER SECTOR W 3/4 BY 02/1800 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
GERLACHE STRAIT : NE 3/4 VEER SECTOR E 4/3 BY 02/1800 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING NOON VIS GOOD TO MODERATE
MARGARITA BAY : NE 3/4 INCR NE 5/6 BY 02/1500 PROB OF ISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS MODERATE TO GOOD
EREBUS Y TERROR GULF : NW 4/3 BACK SW 3 BY 3/0000 VIS GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: NE 5/7 WITH GUSTS INCR NE 8 WITH GUSTS BY 02/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS POOR TO MODERATE OCNL GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 7 GUST WITH 8 INTENSITY VEER NE 6/5 WITH GUSTS BY 02/2100 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 7 GUST WITH 8 INTENSITY DECR SECTOR N 6/5 WITH GUSTS BY 02/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS VERY POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 64S: SW 6/7 GUST WITH 8 INTENSITY DECR SW 5/4 WITH GUSTS BY 02/2100 VIS GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: SW 5/4 VEER SECTOR W 5/4 WITH GUSTS BY 02/2100 VIS GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SE 5/4 BACK SECTOR S 4/3 BY 3/0000 VIS GOOD=