####018006129####
WWST01 SABM 051200

1:31:06:01:00

SEGURIDAD

BOLETIN METEOROLOGICO PARA NAVEGANTES - METAREA 6 -

05-05-2025, 12:00 UTC.

SERVICIO METEOROLOGICO NACIONAL

INFORMACION DE HIELOS MARINOS Y TEMPANOS SUMINISTRADA POR EL SHN,

PRESION EN HPA, ESCALA BEAUFORT PARA VIENTO.

1 PARTE AVISO DE TEMPORAL:

AVISO 172: DEPRESION 989HPA EN 49S 43W MOV SE PROFUNDIZANDOSE PREVISTO EN 50S

33W EL 06/1200 PROVOCA VIENTO FUERZA 8 ALREDEDOR DE LA MISMA CON RAFAGAS EN

45S-55S 30W-50W





2 PARTE SINOPSIS GENERAL A LAS 09:00UTC

041400 UTC 1.LIMITE DE HIELO MARINO 6903S 02000W 6600S 06540W 6553S 06613W 6346S

05812W 6259S 05603W 6447S 06401W 6423S 06306W 6341S 06037W 6555S 06601W 6440S

06241W 6407S 06144W 6602S 06716W 2.TEMPANOS MAYORES A 10MN A23A 5447S 03902W

40X32MN A76C 6104S 04836W 16X7MN A74A 6109S 05105W 30X18MN A77 6351S 05433W

27X4MN A23C 5615S 03432W 10X5MN 3.TEMPANOS MENORES A 10MN A80A 6132S 05222W

9X7MN TEMPANO1 6130S 05138W 9X3MN TEMPANO2 5525S 03543W 2X1MN TEMPANO3 6055S

03913W 3X1MN TEMPANO4 5239S 03553W 7X1MN TEMPANO5 6207S 03859W 2X1MN TEMPANO6

5535S 03310W 3X1MN TEMPANO7 5613S 03526W 4X1MN TEMPANO8 5509S 03723W 2X1MN

TEMPANO9 5407S 03802W 3X1MN TEMPANO10 5241S 03632W 6X2MN TEMPANO11 6054S 04916W

6X5MN TEMPANO12 6128S 04925W 3X1MN TEMPANO13 5432S 03732W 8X1MN TEMPANO14 6210S

05144W 3X1MN TEMPANO15 6131S 04957W 2X1MN TEMPANO16 6217S 04331W 7X2MN TEMPANO17

6346S 05428W 6X2MN TEMPANO18 6431S 05540W 4X2MN TEMPANO19 6256S 05347W 5X1MN

TEMPANO20 5248S 03614W 4X1MN TEMPANO21 5342S 04004W 2X1MN TEMPANO22 6130S 04934W

2X1MN TEMPANO23 6131S 04928W 3X1MN TEMPANO24 6406S 05427W 2X1MN 4.AREA DE

TEMPANOS A: 6333S 02000W 4658S 02000W 4800S 04257W 6258S 04300W B: 6258S 04300W

5600S 04300W 5600S 04800W 6154S 05800W C: 6154S 05800W 6000S 05800W 6000S 06716W

6642S 06716W

DEPRESION 1005HPA 38S 24W MOV SE DPN EXTIENDE OFNT EN 37S 20W 42S 23W 40S 29W

36S 29W MOV SE

ANTICICLON 1018HPA 47S 23W MOV SE INTSF EXTIENDE EJE DE CUŅA EN 47S 23W 52S 26W

60S 25W MOV E

DEPRESION 989HPA 49S 43W MOV SE DPN EXP 50S 33W EL 06/1200 EXTIENDE CFNT EN 52S

41W 43S 40W 35S 50W MOV E EXP 35S 31W 41S 25W 46S 23W 52S 28W EL 06/1200

ASOCIADO CON OFNT LINEA 52S 41W 53S 44W 52S 48W 49S 46W

CFNT LINEA 60S 53W 57S 58W 56S 68W MOV SE

ANTICICLON 1024HPA 40S 57W MOV E INTSF EXP 40S 43W EL 06/1200 EXTIENDE EJE DE

CUŅA EN 40S 57W 51S 56W MOV E EXP 40S 43W 45S 47W 55S 48W EL 06/1200





3 PARTE PRONOSTICO DE LAS 12:00 UTC VALIDO HASTA LAS 12:00 UTC DEL DIA

6-05-2025

ZONAS COSTERAS:

RIO DE LA PLATA INTERIOR: SE 5/4 BACK NE PROB DE SH LLUVIAS MEJORAMIENTOS

TEMPORARIOS DURANTE LA NOCHE PROB DE NEBLINAS MEJORAMIENTOS TEMPORARIOS VIS

REGULAR OCNL BUENA

RIO DE LA PLATA EXTERIOR: SE 5/4 BACK NE PROB DE SH LLUVIAS MEJORANDO A PARTIR

DE LA NOCHE PROB DE NEBLINAS MEJORAMIENTOS TEMPORARIOS VIS REGULAR OCNL BUENA

COSTA SUDESTE DEL URUGUAY: VRB 4 BACK SECTOR E PROB DE SH LLUVIAS DESMEJORANDO

HACIA LA NOCHE PROB DE NEBLINAS MEJORAMIENTOS TEMPORARIOS VIS REGULAR OCNL

BUENA

COSTA MAR DEL PLATA(36š17S - 38š30S): SE 5/4 BACK NE PROB DE NEBLINAS DURANTE LA

MAŅANA VIS BUENA OCNL REGULAR

RINCON BAHIA BLANCA(38š30S - 41šS): SECTOR E 4 BACK SECTOR N 5 VIS BUENA

COSTA PENINSULA DE VALDES(41šS - 45šS): SECTOR N 4/7 CON RAFAGAS BAJA PROB DE SH

HACIA EL FINAL DEL PERIODO VIS BUENA A MALA

GOLFO DE SAN JORGE(45šS - 48šS): SECTOR N 5/6 CON RAFAGAS VIS BUENA A REGULAR

COSTA PATAGONIA SUR(48šS - 54šS) N DE 50S: SECTOR W 5 BACK SECTOR N 4/5 VIS

BUENA

COSTA PATAGONIA SUR(48šS - 54šS) RESTO DEL AREA: SECTOR W 4 BACK SECTOR E PROB

DE NEBLINAS A PARTIR DE LA MADRUGADA VIS BUENA A REGULAR

COSTA FIN DEL MUNDO(54šS - 55šS): SECTOR W 4 BACK SECTOR E PROB DE NEBLINAS

BANCOS DE NIEBLA A PARTIR DE LA MADRUGADA VIS BUENA A REGULAR OCNL MALA

COSTA DE ISLAS MALVINAS: SECTOR W 5/4 VEER SECTOR N PROB DE LLUVIAS AISLADAS

HACIA EL FINAL DEL PERIODO VIS BUENA A REGULAR



AREAS OCEANICAS:

AREA NORTE (35S- 40S Y 20W- 55W) E DE 35W: SECTOR S 6/4 CON RAFAGAS TEMPO VEER

SECTOR W PROB DE SH TORMENTAS AISLADAS MEJORAMIENTOS TEMPORARIOS VIS MALA A

REGULAR OCNL BUENA

 W DE 45W: SECTOR E 4 BACK SECTOR N PROB DE SH LLUVIAS AISLADAS MEJORAMIENTOS

TEMPORARIOS VIS REGULAR OCNL BUENA

 RESTO DEL AREA: SECTOR W 5 CON RAFAGAS BACK SECTOR E 4 PROB DE SH TORMENTAS

AISLADAS MEJORAMIENTOS TEMPORARIOS VIS REGULAR OCNL BUENA

AREA CENTRO ESTE (40S- 50S Y 20W- 40W) W DE 30 - S DE 45S: SECTOR N 8/7 CON

RAFAGAS BACK SECTOR W 8 CON RAFAGAS PROB DE SH LLUVIAS FUERTES MEJORAMIENTOS

TEMPORARIOS VIS MUY MALA OCNL MALA

 E DE 30W: VRB 5/4 BACK SECTOR N 5/6 CON RAFAGAS PROB DE SH LLUVIAS

MEJORAMIENTOS TEMPORARIOS VIS REGULAR OCNL BUENA

 RESTO DEL AREA: SECTOR N 7 CON RAFAGAS BACK SECTOR W 6/5 CON RAFAGAS PROB DE SH

LLUVIAS FUERTES LUEGOBAJA PROB DE SH MEJORAMIENTOS TEMPORARIOS VIS MALA A

REGULAR OCNL BUENA

AREA CENTRO OESTE (40S- 50S Y 40W- 60W) E DE 50 - S DE 45S: SECTOR W 8/6 CON

RAFAGAS PROB DE SH MEJORAMIENTOS TEMPORARIOS VIS MUY MALA A MALA

 W DE 50W: SECTOR W 4/5 VEER SECTOR N 6 CON RAFAGAS VIS BUENA OCNL REGULAR

 RESTO DEL AREA: SECTOR W 6/4 CON RAFAGAS VIS BUENA OCNL REGULAR

AREA SUDESTE (50S- 60S Y 20W- 40W) N DE 55 - W DE 30W: SECTOR N 7/6 CON RAFAGAS

VEER SECTOR S 8/6 CON RAFAGAS PROB DE SH BANCOS DE NIEBLA LLUVIAS FUERTES

MEJORAMIENTOS TEMPORARIOS VIS MALA OCNL MUY MALA

 E DE 30W: VRB 4 VEER SECTOR N 5/6 CON RAFAGAS BAJA PROB DE SH HACIA EL FINAL

DEL PERIODO VIS BUENA A REGULAR

 RESTO DEL AREA: SECTOR N 5/4 PROB DE LLUVIAS AISLADAS MEJORAMIENTOS TEMPORARIOS

VIS BUENA OCNL REGULAR

AREA SUDOESTE (50S- 60S Y 40W- 60W) E DE 50 - N DE 55S: SECTOR S 8/5 CON RAFAGAS

PROB DE SH BANCOS DE NIEBLA LLUVIAS MEJORANDO VIS MUY MALA A BUENA

 RESTO DEL AREA: SECTOR N 5/4 BACK SECTOR W PROB DE LLUVIAS LUEGOPROB DE SH DE

NIEVE MEJORAMIENTOS TEMPORARIOS VIS REGULAR OCNL BUENA

AREA PASAJE DE DRAKE (55S- 60S Y 60W- 67W): SECTOR W 6/5 CON RAFAGAS BACK SECTOR

S 4 PROB DE SH DE NIEVE MEJORANDO VIS MALA A BUENA



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####018001220####
WWST03 SABM 051200

WEATHER BULLETIN FOR NAVTEX STATIONS - METAREA 6 -

MAY 05, 12:00UTC

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.









NO WARNINGS



GENERAL SINOPSIS:

HIGH 1024HPA 40S 57W MOV E INTSF EXP 40S 43W BY 06/1200 EXTENDS RIDGE AT 40S

57W

51S 56W MOV E EXP 40S 43W 45S 47W 55S 48W BY 06/1200

FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-05-6

NAVTEX STATIONS FCST:

BUENOS AIRES:  SE 5/4 BACK NE PROB OF SH RAIN SPELLS OF GOOD WEATHER DURING

THE

NIGTH PROB OF MIST SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD

BAHIA BLANCA:    SECTOR E 4 BACK SECTOR N 5 VIS GOOD.

MAR DEL PLATA:    SE 5/4 BACK NE PROB OF MIST DURING THE MORNING VIS GOOD OCNL

MODERATE.

COMODORO RIVADAVIA:    SECTOR N 5/6 WITH GUSTS VIS GOOD TO MODERATE.

RIO GALLEGOS:   N OF 50S:  SECTOR W 5 BACK SECTOR N 4/5 VIS GOOD.   REST OF

THE

AREA:  SECTOR W 4 BACK SECTOR E PROB OF MIST STARTING EARLY MORNING VIS GOOD

TO

MODERATE.

USHUAIA:    SECTOR W 4 BACK SECTOR E PROB OF MIST FOG PATCHES STARTING EARLY

MORNING VIS GOOD TO MODERATE OCNL POOR.



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####018005817####
WWST02 SABM 051200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2025-05-05, 12:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 172: LOW 989HPA AT 49S 43W MOV SE DEEPENING EXPECTED 50S 33W BY 06/1200

PROVOKES WINDS FORCE 8 AROUND ITSELF WITH GUST BETWEEN 45S-55S AND 30W-50W





PART 2 GENERAL SYNOPSIS AT 09:00UTC

041400 UTC 1.SEA ICE LIMIT 6903S 02000W 6600S 06540W 6553S 06613W 6346S 05812W

6259S 05603W 6447S 06401W 6423S 06306W 6341S 06037W 6555S 06601W 6440S 06241W

6407S 06144W 6602S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5447S 03902W 40X32NM

A76C 6104S 04836W 16X7NM A74A 6109S 05105W 30X18NM A77 6351S 05433W 27X4NM A23C

5615S 03432W 10X5NM 3.ICEBERGS SMALLER THAN 10NM A80A 6132S 05222W 9X7NM

ICEBERG1 6130S 05138W 9X3NM ICEBERG2 5525S 03543W 2X1NM ICEBERG3 6055S 03913W

3X1NM ICEBERG4 5239S 03553W 7X1NM ICEBERG5 6207S 03859W 2X1NM ICEBERG6 5535S

03310W 3X1NM ICEBERG7 5613S 03526W 4X1NM ICEBERG8 5509S 03723W 2X1NM ICEBERG9

5407S 03802W 3X1NM ICEBERG10 5241S 03632W 6X2NM ICEBERG11 6054S 04916W 6X5NM

ICEBERG12 6128S 04925W 3X1NM ICEBERG13 5432S 03732W 8X1NM ICEBERG14 6210S 05144W

3X1NM ICEBERG15 6131S 04957W 2X1NM ICEBERG16 6217S 04331W 7X2NM ICEBERG17 6346S

05428W 6X2NM ICEBERG18 6431S 05540W 4X2NM ICEBERG19 6256S 05347W 5X1NM ICEBERG20

5248S 03614W 4X1NM ICEBERG21 5342S 04004W 2X1NM ICEBERG22 6130S 04934W 2X1NM

ICEBERG23 6131S 04928W 3X1NM ICEBERG24 6406S 05427W 2X1NM 4.ICEBERGS AREA A:

6333S 02000W 4658S 02000W 4800S 04257W 6258S 04300W B: 6258S 04300W 5600S 04300W

5600S 04800W 6154S 05800W C: 6154S 05800W 6000S 05800W 6000S 06716W 6642S

06716W

LOW 1005HPA 38S 24W MOV SE DPN EXTENDS OFNT AT 37S 20W 42S 23W 40S 29W 36S 29W

MOV SE

HIGH 1018HPA 47S 23W MOV SE INTSF EXTENDS RIDGE AT 47S 23W 52S 26W 60S 25W MOV

E

LOW 989HPA 49S 43W MOV SE DPN EXP 50S 33W BY 06/1200 EXTENDS CFNT AT 52S 41W 43S

40W 35S 50W MOV E EXP 35S 31W 41S 25W 46S 23W 52S 28W BY 06/1200 ASOCIATED WITH

OFNT AT 52S 41W 53S 44W 52S 48W 49S 46W

CFNT AT 60S 53W 57S 58W 56S 68W MOV SE

HIGH 1024HPA 40S 57W MOV E INTSF EXP 40S 43W BY 06/1200 EXTENDS RIDGE AT 40S 57W

51S 56W MOV E EXP 40S 43W 45S 47W 55S 48W BY 06/1200





PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2025-05-6

COASTAL AREAS:

INNER RIO DE LA PLATA: SE 5/4 BACK NE PROB OF SH RAIN SPELLS OF GOOD WEATHER

DURING THE NIGTH PROB OF MIST SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD

OUTER RIO DE LA PLATA: SE 5/4 BACK NE PROB OF SH RAIN IMPR STARTING NIGTH PROB

OF MIST SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD

URUGUAY SOUTH EAST COASTS: VRB 4 BACK SECTOR E PROB OF SH RAIN WORSENING TOWARDS

NIGTH PROB OF MIST SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD

MAR DEL PLATA COASTS(36š17S - 38š30S): SE 5/4 BACK NE PROB OF MIST DURING THE

MORNING VIS GOOD OCNL MODERATE

RINCON BAHIA BLANCA COASTS(38š30S - 41šS): SECTOR E 4 BACK SECTOR N 5 VIS GOOD

PENINSULA DE VALDES COASTS(41šS - 45šS): SECTOR N 4/7 WITH GUSTS LOW PROB OF SH

TOWARDS THE END OF THE PERIOD VIS GOOD TO POOR

GOLFO DE SAN JORGE COASTS(45šS - 48šS): SECTOR N 5/6 WITH GUSTS VIS GOOD TO

MODERATE

SOUTH PATAGONIA COASTS(48šS - 54šS) N OF 50S: SECTOR W 5 BACK SECTOR N 4/5 VIS

GOOD

SOUTH PATAGONIA COASTS(48šS - 54šS) REST OF THE AREA: SECTOR W 4 BACK SECTOR E

PROB OF MIST STARTING EARLY MORNING VIS GOOD TO MODERATE

FIN DEL MUNDO COASTS(54šS - 55šS): SECTOR W 4 BACK SECTOR E PROB OF MIST FOG

PATCHES STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL POOR

ISLAS MALVINAS COASTS: SECTOR W 5/4 VEER SECTOR N PROB OF ISOL RAIN TOWARDS THE

END OF THE PERIOD VIS GOOD TO MODERATE



OCEANIC AREAS:

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

SECTOR W PROB OF ISOL SH STORMS SPELLS OF GOOD WEATHER VIS POOR TO MODERATE OCNL

GOOD

 W OF 45W: SECTOR E 4 BACK SECTOR N PROB OF ISOL SH RAIN SPELLS OF GOOD WEATHER

VIS MODERATE OCNL GOOD

 REST OF THE AREA: SECTOR W 5 WITH GUSTS BACK SECTOR E 4 PROB OF ISOL SH STORMS

SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) W OF 30 - S OF 45S: SECTOR N 8/7 WITH

GUSTS BACK SECTOR W 8 WITH GUSTS PROB OF HVY SH RAIN SPELLS OF GOOD WEATHER VIS

VERY POOR OCNL POOR

 E OF 30W: VRB 5/4 BACK SECTOR N 5/6 WITH GUSTS PROB OF SH RAIN SPELLS OF GOOD

WEATHER VIS MODERATE OCNL GOOD

 REST OF THE AREA: SECTOR N 7 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS PROB OF

HVY SH RAIN NXT LOW PROB OF SH SPELLS OF GOOD WEATHER VIS POOR TO MODERATE OCNL

GOOD

CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - S OF 45S: SECTOR W 8/6 WITH

GUSTS PROB OF SH SPELLS OF GOOD WEATHER VIS VERY POOR TO POOR

 W OF 50W: SECTOR W 4/5 VEER SECTOR N 6 WITH GUSTS VIS GOOD OCNL MODERATE

 REST OF THE AREA: SECTOR W 6/4 WITH GUSTS VIS GOOD OCNL MODERATE

SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55 - W OF 30W: SECTOR N 7/6 WITH

GUSTS VEER SECTOR S 8/6 WITH GUSTS PROB OF HVY SH FOG PATCHES RAIN SPELLS OF

GOOD WEATHER VIS POOR OCNL VERY POOR

 E OF 30W: VRB 4 VEER SECTOR N 5/6 WITH GUSTS LOW PROB OF SH TOWARDS THE END OF

THE PERIOD VIS GOOD TO MODERATE

 REST OF THE AREA: SECTOR N 5/4 PROB OF ISOL RAIN SPELLS OF GOOD WEATHER VIS

GOOD OCNL MODERATE

SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50 - N OF 55S: SECTOR S 8/5 WITH

GUSTS PROB OF SH FOG PATCHES RAIN IMPR VIS VERY POOR TO GOOD

 REST OF THE AREA: SECTOR N 5/4 BACK SECTOR W PROB OF RAIN NXT PROB OF SH OF

SNOW SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD

DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6/5 WITH GUSTS BACK SECTOR S 4 PROB

OF SH OF SNOW IMPR VIS POOR TO GOOD

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