####018005093####
WWST01 SABM 110000

1:31:06:01:00

SEGURIDAD

BOLETIN METEOROLOGICO PARA NAVEGANTES - METAREA 6 -

11-05-2025, 00:00 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 179: DEPRESION 978HPA EN 43S 22W MOV SE SIN CAMBIO PROVOCA VIENTO FUERZA 9

ALREDEDOR DE LA MISMA CON RAFAGAS EN 40S-45S 20W-30W HASTA EL 11/0600





2 PARTE SINOPSIS GENERAL A LAS 21:00UTC

DEPRESION 978HPA 43S 22W MOV SE NC EXTIENDE OFNT EN 44S 28W 40S 28W

EJE DE CUŅA RINCON BAHIA BLANCA COSTA PENINSULA DE VALDES MOV NE

101400 UTC 1.LIMITE DE HIELO MARINO 6821S 02000W 6625S 06712W 6329S 05542W 6525S

06520W 6500S 06400W 6448S 06401W 6442S 06419W 6434S 06414W 6811S 06658W 6539S

06602W 6437S 06259W 6343S 06716W 2.TEMPANOS MAYORES A 10MN A23A 5447S 03904W

40X32MN A76C 6100S 04825W 16X7MN A74A 6056S 05144W 30X18MN A77 6351S 05455W

27X4MN A23C 5544S 03425W 10X5MN 3.TEMPANOS MENORES A 10MN A80A 6125S 05215W

9X7MN TEMPANO1 6105S 05011W 9X3MN TEMPANO2 5525S 03543W 2X1MN TEMPANO3 6056S

03844W 3X1MN TEMPANO4 5214S 03551W 7X1MN TEMPANO5 6200S 03803W 2X1MN TEMPANO6

5515S 03333W 3X1MN TEMPANO7 5626S 03537W 4X1MN TEMPANO8 5529S 03725W 2X1MN

TEMPANO9 5243S 03721W 6X2MN TEMPANO10 6056S 04854W 6X5MN TEMPANO11 6129S 04840W

3X1MN TEMPANO12 6153S 05059W 3X1MN TEMPANO13 6144S 04920W 2X1MN TEMPANO14 6218S

04301W 7X2MN TEMPANO15 6326S 05413W 4X2MN TEMPANO16 5206S 03653W 4X1MN TEMPANO17

5337S 04018W 2X1MN TEMPANO18 6121S 04904W 2X1MN TEMPANO19 6127S 04856W 2X1MN

TEMPANO20 5215S 03953W 3X1MN TEMPANO21 6322S 05410W 3X1MN TEMPANO22 6313S 04127W

3X1MN TEMPANO23 5214S 03717W 6X1MN 4.AREA DE TEMPANOS A: 5235S 02000W 4800S

02000W 4900S 04300W 5900S 04300W B: 6330S 02000W 5200S 02000W 5500S 05000W 6500S

05000W C: 5515S 05000W 6500S 05000W 6830S 06716W 6030S 06716W





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

12-05-2025

ZONAS COSTERAS:

RIO DE LA PLATA INTERIOR: VRB 3 INCR NE 3/4 EL 11/0900 VIS BUENA

RIO DE LA PLATA EXTERIOR: VRB 3 INCR NE 3/4 EL 11/0900 VIS BUENA

COSTA SUDESTE DEL URUGUAY: SECTOR S 5/4 DECR VRB 3 EL 11/1200 PROB DE LLOVIZNAS

AISLADAS MEJORANDO A PARTIR DE LA MADRUGADA VIS BUENA OCNL REGULAR

COSTA MAR DEL PLATA(36š17S - 38š30S): SECTOR S 4 BACK SECTOR N 3/4 EL 11/1200

VIS BUENA

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

COSTA PENINSULA DE VALDES(41šS - 45šS): SECTOR N 4/5 VIS BUENA

GOLFO DE SAN JORGE(45šS - 48šS): SECTOR N 6/5 BACK SECTOR S 3 EL 11/0900 BACK

SECTOR E 4 EL 11/2100 VIS BUENA

COSTA PATAGONIA SUR(48šS - 54šS): SECTOR N 6 CON RAFAGAS BACK SECTOR W 6 CON

RAFAGAS VEER SECTOR N 5/6 CON RAFAGAS EL 11/2100 PROB DE LLUVIAS AISLADAS

MEJORANDO A PARTIR DE LA MADRUGADA VIS REGULAR

COSTA FIN DEL MUNDO(54šS - 55šS): SECTOR N 6 CON RAFAGAS BACK SECTOR W 6/7 CON

RAFAGAS EL 11/0600 PROB DE LLUVIAS AISLADAS MEJORANDO A PARTIR DE LA MAŅANA VIS

REGULAR OCNL MALA

COSTA DE ISLAS MALVINAS: SECTOR N 6 CON RAFAGAS BACK SECTOR W 6 CON RAFAGAS EL

11/1200 PROB DE SH LLUVIAS MEJORANDO A PARTIR DE LA TARDE VIS REGULAR OCNL

MALA



AREAS OCEANICAS:

AREA NORTE (35S- 40S Y 20W- 55W) E DE 30W: NW 7 RAFAGAS CON INTENSIDAD 8 BACK

SECTOR S 3 EL 11/0600 PROB DE SH LLUVIAS VIS MALA

 W DE 30 - E DE 45W: SECTOR S 5 CON RAFAGAS PROB DE SH VIS REGULAR

 RESTO DEL AREA: SECTOR S 5 CON RAFAGAS DECR VRB 3 EL 11/1200 PROB DE SH

MEJORANDO A PARTIR DE LA MAŅANA VIS REGULAR A BUENA

AREA CENTRO ESTE (40S- 50S Y 20W- 40W) E DE 30 - N DE 45S: NW 9 CON RAFAGAS BACK

SECTOR S 9 CON RAFAGAS VEER SW 5/6 CON RAFAGAS EL 11/0900 PROB DE SH LLUVIAS VIS

MUY MALA A MALA

 W DE 30 - N DE 45S: VRB 3 INCR SECTOR S 5 EL 11/0900 PROB DE SH LLUVIAS VIS

REGULAR

 RESTO DEL AREA: SW 5/6 CON RAFAGAS PROB DE SH LLUVIA Y NIEVE MEZCLADA VIS

MALA

AREA CENTRO OESTE (40S- 50S Y 40W- 60W) E DE 50W: SECTOR S 5/4 VEER NW 6/7

RAFAGAS CON INTENSIDAD 8 EL 11/1500 PROB DE LLOVIZNAS LLUVIAS VIS REGULAR A

MALA

 W DE 50 - N DE 45S: VRB 3 INCR SECTOR N 5 CON RAFAGAS EL 11/1500 VIS BUENA A

REGULAR

 RESTO DEL AREA: NW 5/6 CON RAFAGAS BACK SW 4 EL 11/1800 PROB DE LLUVIAS

AISLADAS A PARTIR DE LA MAŅANA VIS REGULAR

AREA SUDESTE (50S- 60S Y 20W- 40W): SW 6/5 CON RAFAGAS PROB DE SH DE NIEVE VIS

MALA

AREA SUDOESTE (50S- 60S Y 40W- 60W) E DE 50 - N DE 55S: SECTOR W 5 INCR SECTOR W

6/7 RAFAGAS CON INTENSIDAD 8 EL 11/1800 PROB DE SH LLUVIAS MEJORAMIENTOS

TEMPORARIOS VIS REGULAR A MUY MALA

 E DE 50 - S DE 55S: SECTOR S 4 VEER SECTOR N 4 EL 11/1200 PROB DE LLUVIAS A

PARTIR DE LA TARDE VIS REGULAR A MALA

 RESTO DEL AREA: SECTOR N 5/6 CON RAFAGAS BACK SECTOR W 7 RAFAGAS CON INTENSIDAD

8 EL 11/1200 PROB DE LLUVIAS A PARTIR DE LA MADRUGADA VIS MALA A MUY MALA

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

6 CON RAFAGAS EL 11/0600 PROB DE LLUVIAS MEJORANDO A PARTIR DE LA MAŅANA VIS

MALA A REGULAR



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####018004886####
WWST02 SABM 110000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2025-05-11, 00:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 179: LOW 978HPA AT 43S 22W MOV SE NOT CHANGE PROVOKES WINDS FORCE 9

AROUND ITSELF WITH GUST BETWEEN 40S-45S AND 20W-30W UNTIL 11/0600





PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 978HPA 43S 22W MOV SE NC EXTENDS OFNT AT 44S 28W 40S 28W

RIDGE RINCON BAHIA BLANCA COASTS PENINSULA DE VALDES COASTS MOV NE

101400 UTC 1.SEA ICE LIMIT 6821S 02000W 6625S 06712W 6329S 05542W 6525S 06520W

6500S 06400W 6448S 06401W 6442S 06419W 6434S 06414W 6811S 06658W 6539S 06602W

6437S 06259W 6343S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5447S 03904W 40X32NM

A76C 6100S 04825W 16X7NM A74A 6056S 05144W 30X18NM A77 6351S 05455W 27X4NM A23C

5544S 03425W 10X5NM 3.ICEBERGS SMALLER THAN 10NM A80A 6125S 05215W 9X7NM

ICEBERG1 6105S 05011W 9X3NM ICEBERG2 5525S 03543W 2X1NM ICEBERG3 6056S 03844W

3X1NM ICEBERG4 5214S 03551W 7X1NM ICEBERG5 6200S 03803W 2X1NM ICEBERG6 5515S

03333W 3X1NM ICEBERG7 5626S 03537W 4X1NM ICEBERG8 5529S 03725W 2X1NM ICEBERG9

5243S 03721W 6X2NM ICEBERG10 6056S 04854W 6X5NM ICEBERG11 6129S 04840W 3X1NM

ICEBERG12 6153S 05059W 3X1NM ICEBERG13 6144S 04920W 2X1NM ICEBERG14 6218S 04301W

7X2NM ICEBERG15 6326S 05413W 4X2NM ICEBERG16 5206S 03653W 4X1NM ICEBERG17 5337S

04018W 2X1NM ICEBERG18 6121S 04904W 2X1NM ICEBERG19 6127S 04856W 2X1NM ICEBERG20

5215S 03953W 3X1NM ICEBERG21 6322S 05410W 3X1NM ICEBERG22 6313S 04127W 3X1NM

ICEBERG23 5214S 03717W 6X1NM 4.ICEBERGS AREA A: 5235S 02000W 4800S 02000W 4900S

04300W 5900S 04300W B: 6330S 02000W 5200S 02000W 5500S 05000W 6500S 05000W C:

5515S 05000W 6500S 05000W 6830S 06716W 6030S 06716W





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

COASTAL AREAS:

INNER RIO DE LA PLATA: VRB 3 INCR NE 3/4 BY 11/0900 VIS GOOD

OUTER RIO DE LA PLATA: VRB 3 INCR NE 3/4 BY 11/0900 VIS GOOD

URUGUAY SOUTH EAST COASTS: SECTOR S 5/4 DECR VRB 3 BY 11/1200 PROB OF ISOL

DRIZZLE IMPR STARTING EARLY MORNING VIS GOOD OCNL MODERATE

MAR DEL PLATA COASTS(36š17S - 38š30S): SECTOR S 4 BACK SECTOR N 3/4 BY 11/1200

VIS GOOD

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

PENINSULA DE VALDES COASTS(41šS - 45šS): SECTOR N 4/5 VIS GOOD.

GOLFO DE SAN JORGE COASTS(45šS - 48šS): SECTOR N 6/5 BACK SECTOR S 3 BY 11/0900

BACK SECTOR E 4 BY 11/2100 VIS GOOD

SOUTH PATAGONIA COASTS(48šS - 54šS): SECTOR N 6 WITH GUSTS BACK SECTOR W 6 WITH

GUSTS VEER SECTOR N 5/6 WITH GUSTS BY 11/2100 PROB OF ISOL RAIN IMPR STARTING

EARLY MORNING VIS MODERATE

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

GUSTS BY 11/0600 PROB OF ISOL RAIN IMPR STARTING EARLY MORNING VIS MODERATE OCNL

POOR

ISLAS MALVINAS COASTS: SECTOR N 6 WITH GUSTS BACK SECTOR W 6 WITH GUSTS BY

11/1200 PROB OF SH RAIN IMPR STARTING EVENING VIS MODERATE OCNL POOR



OCEANIC AREAS:

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

SECTOR S 3 BY 11/0600 PROB OF SH RAIN VIS POOR

 W OF 30 - E OF 45W: SECTOR S 5 WITH GUSTS PROB OF SH VIS MODERATE

 REST OF THE AREA: SECTOR S 5 WITH GUSTS DECR VRB 3 BY 11/1200 PROB OF SH IMPR

STARTING EARLY MORNING VIS MODERATE TO GOOD

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30 - N OF 45S: NW 9 WITH GUSTS

BACK SECTOR S 9 WITH GUSTS VEER SW 5/6 WITH GUSTS BY 11/0900 PROB OF SH RAIN VIS

VERY POOR TO POOR

 W OF 30 - N OF 45S: VRB 3 INCR SECTOR S 5 BY 11/0900 PROB OF SH RAIN VIS

MODERATE

 REST OF THE AREA: SW 5/6 WITH GUSTS PROB OF SH RAIN AND SNOW MIXTURE VIS POOR

CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR S 5/4 VEER NW 6/7

GUST WITH 8 INTENSITY BY 11/1500 PROB OF DRIZZLE RAIN VIS MODERATE TO POOR

 W OF 50 - N OF 45S: VRB 3 INCR SECTOR N 5 WITH GUSTS BY 11/1500 VIS GOOD TO

MODERATE

 REST OF THE AREA: NW 5/6 WITH GUSTS BACK SW 4 BY 11/1800 PROB OF ISOL RAIN

STARTING EARLY MORNING VIS MODERATE

SOUTH EAST AREA (50S- 60S AND 20W- 40W): SW 6/5 WITH GUSTS PROB OF SH OF SNOW

VIS POOR

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

SECTOR W 6/7 GUST WITH 8 INTENSITY BY 11/1800 PROB OF SH RAIN SPELLS OF GOOD

WEATHER VIS MODERATE TO VERY POOR

 E OF 50 - S OF 55S: SECTOR S 4 VEER SECTOR N 4 BY 11/1200 PROB OF RAIN STARTING

EVENING VIS MODERATE TO POOR

 REST OF THE AREA: SECTOR N 5/6 WITH GUSTS BACK SECTOR W 7 GUST WITH 8 INTENSITY

BY 11/1200 PROB OF RAIN STARTING EARLY MORNING VIS VERY POOR TO POOR

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

GUSTS BY 11/0600 PROB OF RAIN IMPR STARTING EARLY MORNING VIS POOR TO MODERATE

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####018001069####
WWST03 SABM 110000

WEATHER BULLETIN FOR NAVTEX STATIONS - METAREA 6 -

MAY 11, 00:00UTC

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.









NO WARNINGS



GENERAL SINOPSIS:

RIDGE RINCON BAHIA BLANCA COASTS PENINSULA DE VALDES COASTS MOV NE

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

NAVTEX STATIONS FCST:

BUENOS AIRES:  VRB 3 INCR NE 3/4 BY 11/0900 VIS GOOD

BAHIA BLANCA:    SECTOR N 4/5 VIS GOOD.

MAR DEL PLATA:    SECTOR S 4 BACK SECTOR N 3/4 BY 11/1200 VIS GOOD.

COMODORO RIVADAVIA:    SECTOR N 6/5 BACK SECTOR S 3 BY 11/0900 BACK SECTOR E 4

BY 11/2100 VIS GOOD.

RIO GALLEGOS:    SECTOR N 6 WITH GUSTS BACK SECTOR W 6 WITH GUSTS VEER SECTOR N

5/6 WITH GUSTS BY 11/2100 PROB OF ISOL RAIN IMPR STARTING EARLY MORNING VIS

MODERATE.

USHUAIA:    SECTOR N 6 WITH GUSTS BACK SECTOR W 6/7 WITH GUSTS BY 11/0600 PROB

OF ISOL RAIN IMPR STARTING EARLY MORNING VIS MODERATE OCNL POOR.



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