METAREA 6 bulletinset


HIGH SEAS FORECAST NORTH 60S
WWST02 SABM 020000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2026-03-2, 00:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 90: COLD FRONT AT 48S 70W 45S 67W 42S 66W WILL PROVOKE WINDS FORCE 8

FROM SECTOR W IN GOLFO DE SAN JORGE COASTS FROM 02/0600 UNTIL 02/1800

WARNING 89: STRONG BARIC GRADIENT ON WILL PROVOKE WINDS FORCE 8 FROM SECTOR N

WITH GUST IN RINCON BAHIA BLANCA COASTS FROM 02/0300 UNTIL 02/1200

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 984HPA 48S 70W MOV SE DPN EXP 57S 60W BY 02/0300 EXTENDS CFNT AT 48S 70W 45S

67W 42S 66W MOV E ASOCIATED WITH WFNT AT 48S 70W 50S 67W 50S 63W

HIGH 1017HPA 39S 47W MOV E INTSF

011400 UTC 1.SEA ICE LIMIT 7248S 02000W 7208S 02801W 6802S 03036W 6109S 03153W

7447S 03246W 7605S 03429W 7246S 03550W 6115S 03936W 6100S 04748W 6255S 05618W

6411S 06321W 6628S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 4748S 03204W 10X11NM

A23K 5121S 03617W 11X8NM A76C 5926S 03750W 16X7NM B15AB 5338S 03350W 10X4NM

3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4957S 02315W 3X1NM ICEBERG2 5806S 03544W

5X2NM ICEBERG3 5149S 04035W 2X1NM ICEBERG4 5905S 04930W 5X4NM ICEBERG5 5022S

03934W 4X2NM ICEBERG6 5805S 03546W 3X1NM ICEBERG7 4823S 03318W 3X2NM 4.ICEBERGS

AREA A 6500S 02000W 4300S 02000W 4227S 02635W 4845S 03610W 6150S 03627W B 6150S

03627W 4900S 03610W 5100S 04400W 6155S 04800W C 6155S 04800W 5645S 04530W 6225S

06716W 6630S 06716W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-03-3

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR E 5 WITH GUSTS BACK SECTOR N BY 2/0900 VEER SECTOR

E BY 2/1800 VIS GOOD

OUTER RIO DE LA PLATA: SECTOR E 5 WITH GUSTS BACK SECTOR N BY 2/0900 VEER SECTOR

E 6 WITH GUSTS BY 2/1800 VIS GOOD OCNL MODERATE

URUGUAY SOUTH EAST COASTS: SECTOR E 5 WITH GUSTS BACK SECTOR N BY 2/0900 VEER

SECTOR E 6 WITH GUSTS BY 2/1800 VIS GOOD OCNL MODERATE

MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 6 WITH GUSTS INCR 7 GUST WITH 8

INTENSITY BY 2/1800 VIS MODERATE

RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 6 INCR 8 BY 2/0300

AFTERWARDS 7/6 WITH GUSTS BY 2/1500 PROB OF STORMS STARTING EARLY MORNING NEXT

HVY STORMS VIS MODERATE TO POOR OCNL VERY POOR

PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 7 GUST WITH 8 INTENSITY DECR

6/5 BY 2/1800 PROB OF HVY STORMS VIS POOR OCNL VERY POOR

GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 5/6 WITH GUSTS BACK SECTOR W 8

BY 2/0600 DECR 6/5 BY 2/1800 PROB OF RAIN IMPR STARTING EVENING VIS MODERATE

OCNL POOR

SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 5/6 WITH GUSTS BACK SECTOR W 6/7

WITH GUSTS BY 2/1200 PROB OF RAIN IMPR STARTING EVENING VIS MODERATE OCNL POOR

FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 5/6 BACK SECTOR W 6 BY 2/1800 PROB

OF RAIN PROB OFHVY RAIN NEXT RAIN VIS POOR OCNL VERY POOR TO MODERATE

ISLAS MALVINAS COASTS: SECTOR N 5/6 WITH GUSTS INCR 7 GUST WITH 8 INTENSITY BY

2/1800 PROB OF RAIN IMPR TOWARDS EVENING VIS POOR TO MODERATE

OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR N 7 GUST WITH 8 INTENSITY

PROB OF RAIN STORMS VIS POOR OCNL VERY POOR

W OF 30 - E OF 45W: SECTOR S 6/7 WITH GUSTS PROB OF ISOL RAIN VIS MODERATE

REST OF THE AREA: SECTOR N 5/6 WITH GUSTS VIS GOOD

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SW 7/6 WITH GUSTS PROB OF

ISOL STORMS VIS MODERATE

E OF 30 - S OF 45S: SECTOR E 5 BACK SECTOR S 4 BY 2/2100 VIS GOOD

REST OF THE AREA: SECTOR E 4/5 VIS GOOD

CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR N 5 VIS GOOD

REST OF THE AREA: SECTOR N 5/6 PROB OF RAIN ISOL STORMS STARTING EVENING VIS

GOOD TO MODERATE

SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 50W: SECTOR N 5/6 WITH GUSTS BACK

SECTOR W BY 2/0600 PROB OF RAIN IMPR TOWARDS EVENING VIS POOR TO MODERATE

REST OF THE AREA: SECTOR W 6 WITH GUSTS VEER 5/6 WITH GUSTS BY 2/1500 PROB OF

RAIN STARTING NIGTH VIS MODERATE

SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR N 5 INCR SECTOR N 6/7

GUST WITH 8 INTENSITY BY 2/1500 PROB OF ISOL RAIN VIS MODERATE

REST OF THE AREA: SECTOR W 6/5 VEER SECTOR N 5/4 BY 2/0900 VEER SECTOR E 6 WITH

GUSTS BY 2/1800 PROB OF RAIN STARTING EARLY MORNING VIS POOR

DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 5 VEER SECTOR W 5 BY 2/1200 VEER

SECTOR S 6 WITH GUSTS BY 2/2100 PROB OF RAIN STARTING EARLY MORNING VIS MODERATE

TO POOR

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NNNN=


HIGH SEAS FORECAST SOUTH 60S
WWAA02 SAWB 020000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 02, MARCH 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

259/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E WEAKENING PROVOKES WINDS FORCE 8 WITH GUST IN 60S-65S 50W-40W UNTIL 03/0300

260/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV SE DEEPENING PROVOKES WINDS FORCE 8 FROM NE WITH GUST IN 65S-70S 50W-30W UNTIL 02/1800

PART 2 GENERAL SYNOPSIS AT 21:00UTC

TROUGH 68S 73W 66S 70W 65S 65W MOV E DPN

LOW 974HPA 64S 47W MOV NE WKN

RIDGE 60S 60W 62S 61W 65S 62W MOV E NC

011400 UTC 1.SEA ICE LIMIT 7248S 02000W 7208S 02801W 6802S 03036W 6109S 03153W 7447S 03246W 7605S 03429W 7246S 03550W 6115S 03936W 6100S 04748W 6255S 05618W 6411S 06321W 6628S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 4748S 03204W 10X11NM A23K 5121S 03617W 11X8NM A76C 5926S 03750W 16X7NM B15AB 5338S 03350W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4957S 02315W 3X1NM ICEBERG2 5806S 03544W 5X2NM ICEBERG3 5149S 04035W 2X1NM ICEBERG4 5905S 04930W 5X4NM ICEBERG5 5022S 03934W 4X2NM ICEBERG6 5805S 03546W 3X1NM ICEBERG7 4823S 03318W 3X2NM 4.ICEBERGS AREA A 6500S 02000W 4300S 02000W 4227S 02635W 4845S 03610W 6150S 03627W B 6150S 03627W 4900S 03610W 5100S 04400W 6155S 04800W C 6155S 04800W 5645S 04530W 6225S 06716W 6630S 06716W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-03-3

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NE 4/5 DECR SECTOR N 3/4 BY 2/1500 AFTERWARDS SE 3 BY 2/2100 PROB OF MIST PROB OFISOL RAIN IMPR DURING THE EARLY MORNING VIS MODERATE TO GOOD

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 6 WITH GUSTS DECR NW 4 BY 2/1200 AFTERWARDS SE 5 BY 2/2100 PROB OF ISOL RAIN IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS W OF 60W: NW 4 DECR SECTOR N 3/4 BY 2/1200 AFTERWARDS NE 3 BY 2/2100 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD

MAR DE LA FLOTA COASTS REST OF THE AREA: NW 7 WITH GUSTS DECR NW 5 BY 2/1200 AFTERWARDS VRB 3 BY 2/2100 PROB OF MIST PROB OFISOL RAIN IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD

GERLACHE STRAIT : NW 3 INCR NW 4 BY 2/0900 AFTERWARDS SECTOR N 4 BY 2/1800 PROB OF MIST PROB OFISOL SNOW FALL IMPR GRADUALLY STARTING EVENING VIS MODERATE TO GOOD

MARGARITA BAY : NE 3 INCR NW 4 BY 2/1200 AFTERWARDS SECTOR N 4 BY 2/2100 PROB OF MIST PROB OFCOASTAL SNOW FALL SPELLS OF GOOD WEATHER STARTING EVENING VIS MODERATE

EREBUS Y TERROR GULF : SW 5/6 WITH GUSTS DECR SECTOR W 5 BY 2/1500 AFTERWARDS SW 5 BY 2/2100 PROB OF MIST FOG PATCHES PROB OFINTERMITTENT SNOW FALL IMPR GRADUALLY STARTING EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80W: SECTOR N 4/5 VEER SECTOR S 3 BY 2/1800 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER STARTING THE MIDDLE OF THE PERIOD VIS MODERATE

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 3/4 INCR SECTOR N 5/6 BY 2/0900 AFTERWARDS NE 6 WITH GUSTS BY 2/2100 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE WORSENING STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 4/5 BACK SECTOR N 4 BY 2/1500 AFTERWARDS NE 5 BY 2/2100 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO POOR

NORTHERN WEDDELL SEA N OF 65S: NW 8 WITH GUSTS INCR NW 10 WITH GUSTS BY 2/2100 PROB OF MIST PROB OFMOD SNOW FALL IMPR GRADUALLY STARTING EARLY MORNING VIS MODERATE TO GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: NE 8 WITH GUSTS DECR SECTOR E 7 WITH GUSTS BY 2/1800 PROB OF MIST PROB OFMOD SNOW FALL VIS MODERATE TO POOR

SOUTHERN WEDDELL SEA (68-78S 20-60W): NE 3/4 BACK SECTOR N PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING THE MIDDLE OF THE PERIOD VIS POOR TO MODERATE=