WWST02 SABM 221200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2026-03-22, 12:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 119: LOW 981HPA AT 45S 53W MOV SE DEEPENING EXPECTED 55S 41W BY 23/1200

PROVOKES WINDS FORCE 8 AROUND ITSELF WITH GUST IN CENTRAL WEST AREA (40S- 50S

AND 40W- 60W)

PART 2 GENERAL SYNOPSIS AT 09:00UTC

221400 UTC 1.SEA ICE LIMIT 7156S 02000W 7021S 02830W 6804S 03032W 7245S 03044W

6118S 03316W 6521S 03319W 6144S 04115W 6129S 04355W 6213S 04949W 6437S 05542W

6416S 06354W 6634S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5849S 03623W 16X7NM

3.ICEBERGS SMALLER THAN 10NM A23A 4831S 03037W 9X7NM A23K 5008S 03403W 10X7NM

ICEBERG1 5816S 03529W 3X2NM ICEBERG2 4837S 03323W 3X2NM ICEBERG3 5218S 03239W

7X2NM ICEBERG4 4733S 03053W 3X1NM ICEBERG5 4749S 03112W 4X2NM ICEBERG6 4829S

03007W 4X1NM ICEBERG7 4834S 03007W 3X2NM ICEBERG8 4831S 03010W 2X2NM ICEBERG9

4528S 02955W 3X2NM 4.ICEBERGS AREA A 6500S 02000W 4600S 02000W 4600S 03700W

6135S 03700W B 6135S 03700W 4600S 03700W 5700S 05000W 6230S 05000W C 6230S

05000W 5700S 05000W 6500S 06716W 6700S 06716W

LOW 981HPA 45S 53W MOV SE DPN EXP 45S 51W BY 23/1200 EXTENDS CFNT AT 45S 53W 39S

49W 36S 50W MOV E

HIGH 1023HPA 42S 24W MOV E INTSF

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-03-23

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR W 4/5 WITH GUSTS BACK SECTOR E BY 22/1500 FOG AND

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

MODERATE OCNL POOR

OUTER RIO DE LA PLATA: SECTOR W 4/5 WITH GUSTS BACK SECTOR E BY 22/1500 FOG AND

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

MODERATE OCNL POOR

URUGUAY SOUTH EAST COASTS: SECTOR W 4/5 WITH GUSTS BACK SECTOR E BY 22/1500 FOG

AND MIST IN PATCHES DISSIPATING PROB OF SH RAIN TOWARDS THE END OF THE PERIOD

VIS MODERATE OCNL POOR

MAR DEL PLATA COASTS(36�17S - 38�30S): SECTOR W 3/4 BACK SECTOR E BY 22/1500 VIS

GOOD

RINCON BAHIA BLANCA COASTS(38�30S - 41�S): SECTOR W 4/5 PROB OF RAIN TOWARDS THE

END OF THE PERIOD VIS GOOD TO MODERATE OCNL POOR

PENINSULA DE VALDES COASTS(41�S - 45�S): SECTOR S 4/5 VEER SECTOR N BY 23/0300

PROB OF SH RAIN VIS GOOD TO MODERATE OCNL POOR

GOLFO DE SAN JORGE COASTS(45�S - 48�S): SECTOR S 5/6 WITH GUSTS VEER SECTOR N BY

23/0900 RAIN VIS MODERATE OCNL POOR

SOUTH PATAGONIA COASTS(48�S - 54�S): SECTOR S 6/7 WITH GUSTS VEER SECTOR N BY

23/0900 VIS MODERATE TO POOR

FIN DEL MUNDO COASTS(54�S - 55�S): SECTOR S 6/7 WITH GUSTS VEER SECTOR N WITH

GUSTS BY 23/0900 PROB OF ISOL RAIN VIS MODERATE TO POOR

ISLAS MALVINAS COASTS: SECTOR S 6/7 WITH GUSTS FOG AND MIST IN PATCHES

DISSIPATING PROB OFISOL RAIN VIS MODERATE TO POOR

OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR E 3/4 BACK SECTOR N 4 BY

23/0300 VIS GOOD

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

22/1500 PROB OF ISOL RAIN VIS MODERATE OCNL POOR

CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR N 3/4 INCR 6/7 GUST WITH 8

INTENSITY BY 22/2100 PROB OF ISOL RAIN VIS GOOD TO POOR OCNL VERY POOR

CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR N 8 WITH GUSTS BACK

SECTOR W WITH GUSTS BY 23/0000 PROB OF SH RAIN VIS VERY POOR

 REST OF THE AREA: SECTOR W 8 WITH GUSTS DECR 6/7 WITH GUSTS BY 23/0300 PROB OF

SH RAIN VIS VERY POOR TO POOR

SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR W 4/5 WITH GUSTS VEER SECTOR N 8

WITH GUSTS BY 23/0600 PROB OF SH RAIN VIS GOOD TO VERY POOR

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

SECTOR W 8 WITH GUSTS BY 23/0300 PROB OF SH RAIN VIS VERY POOR TO POOR

 REST OF THE AREA: SECTOR N 4/5 WITH GUSTS BACK SECTOR S 8 WITH GUSTS BY 23/0300

PROB OF SH RAIN VIS MODERATE TO VERY POOR

DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR S 4/6 WITH GUSTS BACK SECTOR N 6/7

WITH GUSTS BY 23/0600 PROB OF ISOL RAIN VIS GOOD TO MODERATE OCNL POOR

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