METAREA 6 bulletinset


HIGH SEAS FORECAST NORTH 60S
WWST02 SABM 121200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2026-06-12, 12:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 248: LOW 984HPA AT 52S 61W MOV E DEEPENING EXPECTED 55S 40W BY 13/1200

PROVOKES WINDS FORCE 8 FROM SECTOR S WITH GUST IN PENINSULA DE VALDES COASTS

GOLFO DE SAN JORGE COASTS SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS ISLAS

MALVINAS COASTS UNTIL 13/0900

WARNING 247: STRONG BARIC GRADIENT MOV E WILL PROVOKE WINDS FORCE 8 FROM SECTOR

W WITH GUST IN CENTRAL WEST AREA (40S- 50S AND 40W- 60W) FROM 13/0300

WARNING 246: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR N WITH

GUST BETWEEN 45S-55S 30W-50W FROM 12/2100

WARNING 245: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 8 FROM SECTOR N

WITH GUST BETWEEN 40S-50S AND 20W-30W UNTIL 13/0600

WARNING 243: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 8 FROM SECTOR W

WITH GUST BETWEEN 55S-60S AND 20W-50W

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 1011HPA 46S 34W MOV E DPN EXTENDS CFNT AT 46S 34W 42S 33W 38S 36W

LOW 984HPA 52S 61W MOV SE DPN EXP 55S 40W BY 13/1200 EXTENDS CFNT AT 52S 61W 46S

62W 43S 64W

CFNT AT 30S 28W 54S 27W 50S 32W MOV E

111400 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 4905S 02518W 4X1NM ICEBERG2 6152S 05553W

2X1NM ICEBERG3 6057S 05238W 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 12:00 UTC VALID UNTIL 12:00 UTC 2026-06-13

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR N 3 BACK SECTOR W 3 MIST FOG PATCHES DISSIPATING

VIS GOOD OCNL MODERATE

OUTER RIO DE LA PLATA: SECTOR N 3 BACK SECTOR W 3 FOG AND MIST IN PATCHES

DISSIPATING VIS GOOD OCNL MODERATE

URUGUAY SOUTH EAST COASTS: SECTOR N 3 BACK SECTOR S 3 VEER SECTOR W 3 FOG AND

MIST IN PATCHES DISSIPATING VIS GOOD OCNL MODERATE

MAR DEL PLATA COASTS(3617S - 3830S): NW 3/5 WITH GUSTS BACK SECTOR S 4 PROB OF

RAIN TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE

RINCON BAHIA BLANCA COASTS(3830S - 41S): NW 5/6 WITH GUSTS BACK W 4/3 FOG AND

MIST IN PATCHES DISSIPATING PROB OF RAIN TOWARDS THE END OF THE PERIOD VIS

MODERATE

PENINSULA DE VALDES COASTS(41S - 45S): NW 5/6 WITH GUSTS BACK SECTOR S 6/8

WITH GUSTS BY 12/1500 DECR 6/5 BY 13/0600 PROB OF ISOL SH RAIN SPELLS OF GOOD

WEATHER VIS MODERATE TO POOR OCNL VERY POOR

GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR W 5/6 WITH GUSTS BACK SECTOR S

6/8 WITH GUSTS BY 12/1500 DECR 6/5 BY 13/0600 PROB OF ISOL SH RAIN SPELLS OF

GOOD WEATHER VIS MODERATE TO POOR OCNL VERY POOR

SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 4 BACK SECTOR S 6/8 WITH GUSTS BY

12/1500 DECR 6/5 BY 13/0300 PROB OF ISOL SH RAIN RAIN AND SNOW MIXTURE SPELLS OF

GOOD WEATHER VIS POOR OCNL VERY POOR

FIN DEL MUNDO COASTS(54S - 55S): SECTOR S 8/6 WITH GUSTS VEER SECTOR W 6 WITH

GUSTS VEER SECTOR W 6 WITH GUSTS PROB OF ISOL RAIN RAIN AND SNOW MIXTURE SPELLS

OF GOOD WEATHER VIS POOR OCNL VERY POOR

ISLAS MALVINAS COASTS: SECTOR W 3 WITH GUSTS BACK SECTOR S 6/8 WITH GUSTS BY

12/2100 DECR 6 BY 13/0900 PROB OF ISOL SH RAIN RAIN AND SNOW MIXTURE SPELLS OF

GOOD WEATHER VIS POOR OCNL VERY POOR

OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR N 6/4 WITH GUSTS PROB OF

ISOL RAIN STORMS SPELLS OF GOOD WEATHER VIS MODERATE

REST OF THE AREA: NW 3/4 BACK SECTOR S 4/5 WITH GUSTS PROB OF ISOL RAIN STORMS

STARTING NIGTH VIS GOOD TO MODERATE

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SECTOR N 6/8 WITH GUSTS BACK

SECTOR W 6/5 WITH GUSTS BY 13/0300 PROB OF RAIN TOWARDS THE END OF THE PERIOD

IMPR VIS POOR

REST OF THE AREA: SECTOR W 4 VEER SECTOR N 5/8 WITH GUSTS BY 13/0300 PROB OF

RAIN SPELLS OF GOOD WEATHER VIS GOOD TO POOR

CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 55 - E OF 50W: SECTOR N 4/6 GUST

WITH 8 INTENSITY BACK SECTOR W 6 GUST WITH 8 INTENSITY PROB OF ISOL HVY SH RAIN

SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR

S OF 55 - E OF 50W: SECTOR N 4/8 WITH GUSTS BACK SECTOR W 6/8 WITH GUSTS PROB

OF ISOL HVY SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE TO POOR

REST OF THE AREA: SECTOR N 6 WITH GUSTS BACK SECTOR W 6/8 WITH GUSTS BY 13/0000

PROB OF ISOL HVY SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE TO POOR

SOUTH EAST AREA (50S- 60S AND 20W- 40W) S OF 55S: SECTOR N 6 WITH GUSTS BACK

SECTOR W 6/8 WITH GUSTS PROB OF RAIN SNOW FALL SPELLS OF GOOD WEATHER VIS POOR

REST OF THE AREA: SECTOR N 6 WITH GUSTS TEMPO BACK SECTOR W 5/4 WITH GUSTS PROB

OF ISOL RAIN SPELLS OF GOOD WEATHER VIS MODERATE

SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR N 4/8 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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HIGH SEAS FORECAST SOUTH 60S
WWAA02 SAWB 121200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 12, JUNE 2026.

NATIONAL WEATHER SERVICE (NWS)

SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS

PART 1 GALE WARNING:

787/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 WITH GUST IN 60S-68S 90W-80W FROM 12/1500 UNTIL 13/0900

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 989HPA 61S 58W MOV E WKN

LOW 968HPA 64S 35W MOV SE DPN

LOW 975HPA 73S 87W MOV E WKN

RIDGE 60S 68W 63S 67W 63S 65W MOV E INTSF

HIGH 990HPA 69S 58W MOV E INTSF

111400 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 4905S 02518W 4X1NM ICEBERG2 6152S 05553W 2X1NM ICEBERG3 6057S 05238W 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 12:00 UTC VALID UNTIL 12:00 UTC 2026-06-13

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 3/4 VEER SECTOR W 3/4 BY 12/2100 PROB OF MIST PROB OFISOL DRIZZLE RAIN SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 4/3 BACK SW 4/5 BY 13/0000 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS W OF 60W: SW 3/4 VEER SECTOR W 3/4 BY 12/2100 PROB OF MIST PROB OFISOL DRIZZLE RAIN SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 4/3 VEER NW 4/5 BY 13/0000 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

GERLACHE STRAIT : SECTOR E 4/3 BACK NE 3/4 BY 13/0300 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO GOOD

MARGARITA BAY : NE 3/4 INCR NE 5/6 BY 13/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE

EREBUS Y TERROR GULF : SECTOR E 3/4 BACK NE 4/3 BY 12/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS MODERATE TO VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR W 4/5 VEER NW 5/6 BY 12/1800 PROB OF MIST PROB OFISOL RAIN SPELLS OF GOOD WEATHER DURING THE NOON VIS MODERATE TO GOOD

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 5/6 VEER NW 7 GUST WITH 8 INTENSITY BY 12/2100 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING STARTING NOON VIS GOOD TO MODERATE

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 3/4 VEER NE 5/7 BY 12/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL DURING THE EVENING WORSENING VIS MODERATE TO VERY POOR

NORTHERN WEDDELL SEA N OF 65S: SECTOR S 5/7 GUST WITH 8 INTENSITY VEER SW 4/3 BY 12/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS VERY POOR TO MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR S 3/4 VEER SW 3/4 BY 13/0300 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SW 4/3 BACK SE 4/5 BY 13/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD=