METAREA 6 bulletinset


HIGH SEAS FORECAST NORTH 60S
WWST02 SABM 130000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2026-09-13, 00:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 420: STRONG BARIC GRADIENT MOV NE PROVOKES WINDS FORCE 8 FROM SECTOR W

WITH GUST IN DRAKE AREA (55S- 60S AND 60W- 67W)

WARNING 419: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 8 FROM SECTOR S

WITH GUST IN NORTH AREA (35S- 40S AND 20W- 55W) EASTHERN OF 30

PART 2 GENERAL SYNOPSIS AT 21:00UTC

121400 UTC 1.SEA ICE LIMIT 5545S 02000W 5412S 02618W 5547S 03218W 5632S 03758W

5720S 04317W 5923S 04813W 6002S 05247W 6126S 05654W 6005S 06032W 6010S 06337W

6026S 06559W 6117S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5714S 04647W 28X25NM

D33B 5846S 04902W 21X12NM A76C 5409S 02619W 17X6NM 3.ICEBERGS SMALLER THAN 10NM

D32 5746S 03909W 9X6NM D33C 6152S 05420W 9X5NM ICEBERG1 5845S 04724W 5X3NM

ICEBERG2 6014S 05224W 5X3NM ICEBERG3 5844S 05105W 6X4NM ICEBERG4 6012S 05130W

2X1NM ICEBERG5 5844S 05130W 2X1NM 4.ICEBERGS AREA A5700S 02000W 4900S 02000W

5600S 05000W 6030S 05000W 5000S 04000W B5600S 05000W 6030S 05000W 6500S 06400W

6100S 06716W

FRONTAL WAVE DRAKE AREA (55S- 60S AND 60W- 67W) MOV NE DPN

LOW 994HPA 38S 21W MOV SE DPN EXTENDS CFNT AT

STRONG BARIC GRADIENT DRAKE AREA (55S- 60S AND 60W- 67W) FIN DEL MUNDO COASTS

SOUTH PATAGONIA COASTS ISLAS MALVINAS COASTS MOV NE

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-09-14

COASTAL AREAS:

INNER RIO DE LA PLATA: SE 5/4 WITH GUSTS PROB OF ISOL DRIZZLE RAIN IMPR VIS GOOD

OCNL MODERATE

OUTER RIO DE LA PLATA: SE 5/4 WITH GUSTS PROB OF ISOL DRIZZLE RAIN IMPR VIS GOOD

OCNL MODERATE

URUGUAY SOUTH EAST COASTS: SE 5/4 WITH GUSTS PROB OF ISOL DRIZZLE RAIN IMPR VIS

GOOD OCNL MODERATE

MAR DEL PLATA COASTS(3617S - 3830S): SE 5 WITH GUSTS DECR 3 BACK E PROB OF

ISOL DRIZZLE RAIN IMPR VIS GOOD OCNL MODERATE

RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR S 4/3 BACK SECTOR N 4/5 WITH

GUSTS PROB OF ISOL DRIZZLE RAIN IMPR VIS GOOD OCNL MODERATE

PENINSULA DE VALDES COASTS(41S - 45S): NW 4 INCR 5/6 WITH GUSTS VIS GOOD

GOLFO DE SAN JORGE COASTS(45S - 48S): NW 5 WITH GUSTS VIS GOOD

SOUTH PATAGONIA COASTS(48S - 54S) N OF 50S: NW 5 WITH GUSTS VIS GOOD

SOUTH PATAGONIA COASTS(48S - 54S) REST OF THE AREA: SECTOR W 6/7 WITH GUSTS

DECR 5 WITH GUSTS WORSENING WITH PROB OF RAIN VIS MODERATE TO POOR

FIN DEL MUNDO COASTS(54S - 55S): W 6/7 WITH GUSTS BACK SECTOR S 6/5 WITH GUSTS

PROB OF RAIN SNOW FALL VIS MODERATE OCNL POOR

ISLAS MALVINAS COASTS: SECTOR W 5/7 WITH GUSTS DECR 5 WITH GUSTS WORSENING WITH

PROB OF ISOL RAIN VIS MODERATE OCNL POOR

OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR S 8 WITH GUSTS DECR VEER SW

5 PROB OF ISOL SH RAIN VIS POOR TO MODERATE

W OF 40W: SECTOR S 5/4 WITH GUSTS PROB OF ISOL SH RAIN VIS GOOD OCNL MODERATE

REST OF THE AREA: SECTOR S 6/5 WITH GUSTS PROB OF ISOL SH RAIN VIS MODERATE

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: S 6/5 WITH GUSTS VEER SW 5/6

WITH GUSTS PROB OF ISOL SH RAIN VIS MODERATE OCNL POOR

REST OF THE AREA: SW 6/7 WITH GUSTS DECR 6 WITH GUSTS PROB OF ISOL SH RAIN VIS

MODERATE OCNL POOR

CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SW 5 WITH GUSTS VEER W 5/6

WITH GUSTS PROB OF ISOL SH VIS GOOD OCNL MODERATE

REST OF THE AREA: SW 6/7 WITH GUSTS VEER W 7/8 WITH GUSTS PROB OF ISOL SH VIS

MODERATE OCNL POOR

SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55 - W OF 30W: SW 7 WITH GUSTS DECR

VEER SECTOR N 4/5 PROB OF ISOL RAIN NXT RAIN SNOW FALL VIS MODERATE OCNL POOR

S OF 55 - W OF 30W: SECTOR S 4 BACK SECTOR E 4/5 UNSTABLE WORSENING TOWARDS THE

END OF THE PERIOD VIS GOOD OCNL MODERATE

REST OF THE AREA: SW 7/5 WITH GUSTS PROB OF ISOL RAIN VIS MODERATE TO GOOD

SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50 - S OF 55S: SW 6 WITH GUSTS DECR

4 VEER SECTOR E 4/8 WITH GUSTS WORSENING WITH PROB OF RAIN SNOW FALL VIS

MODERATE TO POOR OCNL VERY POOR

W OF 50 - S OF 55S: VRB 4/6 WITH GUSTS VEER VRB 6 WITH GUSTS BACK SW 8/7 WITH

GUSTS PROB OF RAIN SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR

REST OF THE AREA: SECTOR W 7/8 WITH GUSTS PROB OF SH RAIN VIS MODERATE TO

POOR

DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 8 WITH GUSTS BACK SECTOR S 5 WITH

GUSTS PROB OF ISOL RAIN SNOW FALL VIS POOR TO MODERATE

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HIGH SEAS FORECAST SOUTH 60S
WWAA02 SAWB 130000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 13, SEPTEMBER 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1

NO WARNINGS

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 995HPA 60S 62W MOV E DPN

HIGH 1002HPA 67S 50W MOV NE INTSF

RIDGE 65S 90W 63S 80W 62S 75W MOV E INTSF

121400 UTC 1.SEA ICE LIMIT 5545S 02000W 5412S 02618W 5547S 03218W 5632S 03758W 5720S 04317W 5923S 04813W 6002S 05247W 6126S 05654W 6005S 06032W 6010S 06337W 6026S 06559W 6117S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5714S 04647W 28X25NM D33B 5846S 04902W 21X12NM A76C 5409S 02619W 17X6NM 3.ICEBERGS SMALLER THAN 10NM D32 5746S 03909W 9X6NM D33C 6152S 05420W 9X5NM ICEBERG1 5845S 04724W 5X3NM ICEBERG2 6014S 05224W 5X3NM ICEBERG3 5844S 05105W 6X4NM ICEBERG4 6012S 05130W 2X1NM ICEBERG5 5844S 05130W 2X1NM 4.ICEBERGS AREA A5700S 02000W 4900S 02000W 5600S 05000W 6030S 05000W 5000S 04000W B5600S 05000W 6030S 05000W 6500S 06400W 6100S 06716W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-09-14

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR S 3/4 BACK SW 5/6 WITH GUSTS BY 13/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR DURING THE MORNING VIS POOR TO MODERATE

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NE 3/4 VEER SECTOR E 4/5 BY 13/1200 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD

MAR DE LA FLOTA COASTS W OF 60W: SECTOR S 3/4 BACK SW 5/6 WITH GUSTS BY 13/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR DURING THE MORNING VIS POOR TO MODERATE

MAR DE LA FLOTA COASTS REST OF THE AREA: NE 3/4 VEER SECTOR E 4/5 BY 13/1200 PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD

GERLACHE STRAIT : SE 3/4 BACK NE 4 BY 13/1500 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE OCNL POOR

MARGARITA BAY : NE 3/4 BACK SECTOR N 3 BY 13/1500 PROB OF MIST VIS MODERATE TO GOOD

EREBUS Y TERROR GULF : SW 4/5 BACK SECTOR S 6/7 BY 13/0900 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR S 4/5 VEER SW 5/6 BY 13/1500 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING EARLY MORNING VIS MODERATE TO GOOD

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SW 4/5 INCR SW 6 BY 13/1800 PROB OF MIST VIS MODERATE TO GOOD

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SW 3/4 INCR SW 5/7 WITH GUSTS BY 13/1500 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD

NORTHERN WEDDELL SEA N OF 64S: SECTOR S 3/4 VEER SW 4/5 BY 13/1500 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: SW 3/4 VEER SECTOR W 3/4 BY 13/1500 PROB OF FOG AND MIST IN PATCHES IMPR STARTING EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SE 3/4 BACK NE 4 BY 13/1500 PROB OF MIST VIS MODERATE TO GOOD=