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WWST01 SABM 281200

1:31:06:01:00

SEGURIDAD

BOLETIN METEOROLOGICO PARA NAVEGANTES - METAREA 6 -

28-04-2024, 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 202: FUERTE GRADIENTE BARICO MOV E PROVOCA VIENTO FUERZA 8 DEL SECTOR W

CON RAFAGAS EN 45S-55S 50W-60W HASTA EL 29/0000

AVISO 201: FUERTE GRADIENTE BARICO MOV E PROVOCA VIENTO FUERZA 9 DEL SECTOR W

CON RAFAGAS EN GOLFO DE SAN JORGE COSTA PATAGONIA SUR COSTA FIN DEL MUNDO COSTA

DE ISLAS MALVINAS HASTA EL 28/1800

AVISO 199: FUERTE GRADIENTE BARICO MOV E PROVOCA VIENTO FUERZA 9 DEL SECTOR N

CON RAFAGAS EN 35S-60S 35W-20W HASTA EL 29/0600



2 PARTE SINOPSIS GENERAL A LAS 09:00UTC

CFNT LINEA 57S 35W 42S 32W 35S 35W MOV E

ANTICICLON 1014HPA RIO DE LA PLATA INTERIOR MOV E

DEPRESION 963HPA 55S 58W MOV SE WKN EXP 58S 41W EL 29/1200

281400 UTC 1.LIMITE DE HIELO MARINO 6654S 02000W 6539S 02620W 6518S 03346W 6327S

03819W 6122S 03746W 6106S 04207W 6107S 04807W 6034S 05030W 6137S 05305W 6253S

05806W 6358S 06400W 6525S 06716W 2.TEMPANOS MAYORES A 10MN A23A 5903S 04444W

40X32MN D28A 5146S 02420W 16X13MN A78 5757S 02605W 18X4MN D29C 5347S 03024W

12X5MN D31 5622S 03004W 10X3MN D20A 6143S 04238W 13X6MN A74B 6211S 05406W 11X5MN

3.TEMPANOS MENORES A 10MN TEMPANO1 5816S 02038W 5X2MN TEMPANO2 6106S 03614W

10X1MN TEMPANO3 5931S 03604W 5X2MN TEMPANO4 6018S 03852W 4X2MN TEMPANO5 5913S

02315W 4X1MN TEMPANO6 6054S 04051W 4X3MN TEMPANO7 5724S 02606W 4X1MN 4. AREA DE

TEMPANOS A: 6740S 02000W 4700S 02000W 4500S 02900W 6430S 02900W B: 6430S 02900W

4800S 02900W 4900S 04400W 6200S 04400W C: 6200S 04400W 5200S 04400W 5900S 06716W

6640S 06716W



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

29-04-2024

ZONAS COSTERAS:

RIO DE LA PLATA INTERIOR: SECTOR W 4 VEER SECTOR N EL 28/1500 VIS BUENA

RIO DE LA PLATA EXTERIOR: SECTOR W 4/5 VEER SECTOR N EL 28/1800 VIS BUENA

COSTA SUDESTE DEL URUGUAY: SECTOR W 4/5 VEER SECTOR N EL 28/2100 VIS BUENA

COSTA MAR DEL PLATA(36º17S - 38º30S): W 6 CON RAFAGAS VEER NW 5 EL 29/0000 VIS

BUENA

RINCON BAHIA BLANCA(38º30S - 41ºS): W 6 CON RAFAGAS VEER NW 5 EL 28/2100 VIS

BUENA

COSTA PENINSULA DE VALDES(41ºS - 45ºS): W 6 CON RAFAGAS VEER NW 5 EL 28/1800 VIS

BUENA

GOLFO DE SAN JORGE(45ºS - 48ºS): W 8 CON RAFAGAS DECR 5 EL 28/1500 VIS REGULAR A

BUENA

COSTA PATAGONIA SUR(48ºS - 54ºS): SW 8 CON RAFAGAS VEER SECTOR W 6 CON RAFAGAS

EL 28/1500 DECR 4 EL 29/0600 PROB DE SH MEJORANDO DURANTE LA NOCHE VIS REGULAR A

BUENA

COSTA FIN DEL MUNDO(54ºS - 55ºS): SW 8 CON RAFAGAS VEER SECTOR W 6 CON RAFAGAS

EL 28/1500 DECR 4 EL 29/0600 PROB DE SH VIS REGULAR A BUENA

COSTA DE ISLAS MALVINAS: SW 8 CON RAFAGAS VEER SECTOR W 6 EL 28/1500 DECR 4 EL

29/0600 PROB DE SH VIS REGULAR A BUENA



AREAS OCEANICAS:

AREA NORTE (35S- 40S Y 20W- 55W) E DE 35W: N 9 CON RAFAGAS BACK SW 6/5 CON

RAFAGAS EL 29/0000 TORMENTAS MEJORANDO HACIA EL FINAL DEL PERIODO VIS MUY MALA A

REGULAR

 RESTO DEL AREA: W 5/4 VIS BUENA

AREA CENTRO ESTE (40S- 50S Y 20W- 40W) E DE 35W: N 9 CON RAFAGAS DECR 6/5 EL

29/0600 PROB DE LLUVIAS FUERTES MEJORANDO VIS MUY MALA A MALA

 RESTO DEL AREA: SECTOR W 5 PROB DE LLUVIAS AISLADAS VIS REGULAR OCNL BUENA

AREA CENTRO OESTE (40S- 50S Y 40W- 60W) E DE 50 - N DE 45S: W 5/6 CON RAFAGAS

DECR 4 EL 29/0600 PROB DE LLUVIAS VIS REGULAR

 W DE 50 - N DE 45S: W 7/6 CON RAFAGAS VEER NW 5/6 CON RAFAGAS EL 28/2100 VIS

REGULAR A BUENA

 E DE 50 - S DE 45S: W 7/6 CON RAFAGAS PROB DE LLUVIAS VIS MALA A REGULAR

 RESTO DEL AREA: SECTOR W 8 CON RAFAGAS VEER NW 6 CON RAFAGAS EL 29/0000 PROB DE

LLUVIAS AISLADAS MEJORANDO DURANTE LA NOCHE VIS MALA A BUENA

AREA SUDESTE (50S- 60S Y 20W- 40W) E DE 35W: N 9 CON RAFAGAS DECR 6/5 EL 29/0600

PROB DE LLUVIAS MEJORANDO VIS MALA A REGULAR

 RESTO DEL AREA: SECTOR N 6/5 CON RAFAGAS PROB DE LLUVIAS AISLADAS VIS REGULAR

AREA SUDOESTE (50S- 60S Y 40W- 60W) E DE 50 - N DE 55S: SECTOR N 6 CON RAFAGAS

BACK 7 RAFAGAS CON INTENSIDAD 8 EL 29/0300 PROB DE LLUVIAS VIS MALA A REGULAR

 W DE 50 - N DE 55S: SECTOR W 7 RAFAGAS CON INTENSIDAD 8 DECR 5 EL 29/0600 PROB

DE LLUVIAS VIS MALA A REGULAR

 E DE 50 - S DE 55S: SECTOR N 5 VEER SW 6 CON RAFAGAS EL 29/0900 PROB DE LLUVIA

Y NIEVE MEZCLADA VIS REGULAR OCNL MALA

 RESTO DEL AREA: SECTOR W 5 PROB DE LLUVIA Y NIEVE MEZCLADA VIS REGULAR

AREA PASAJE DE DRAKE (55S- 60S Y 60W- 67W): SW 6/5 CON RAFAGAS DECR 4 EL 29/0000

PROB DE LLUVIA Y NIEVE MEZCLADA VIS REGULAR OCNL MALA



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####018001192####
WWST03 SABM 281200

WEATHER BULLETIN FOR NAVTEX STATIONS - METAREA 6 -

APRIL 28, 12:00UTC

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.



GALE WARNING:

WARNING 201: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 9 FROM SECTOR W

WITH GUST IN GOLFO DE SAN JORGE COASTS SOUTH PATAGONIA COASTS FIN DEL MUNDO

COASTS ISLAS MALVINAS COASTS UNTIL 28/1800



GENERAL SINOPSIS:

HIGH 1014HPA INNER RIO DE LA PLATA MOV E

FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2024-04-29

NAVTEX STATIONS FCST:

BUENOS AIRES:  SECTOR W 4 VEER SECTOR N BY 28/1500 VIS GOOD

BAHIA BLANCA:    W 6 WITH GUSTS VEER NW 5 BY 28/2100 VIS GOOD.

MAR DEL PLATA:    W 6 WITH GUSTS VEER NW 5 BY 29/0000 VIS GOOD.

COMODORO RIVADAVIA:    W 8 WITH GUSTS DECR 5 BY 28/1500 VIS MODERATE TO GOOD.

RIO GALLEGOS:    SW 8 WITH GUSTS VEER SECTOR W 6 WITH GUSTS BY 28/1500 DECR 4 BY

29/0600 PROB OF SH IMPR DURING THE NIGTH VIS MODERATE TO GOOD.

USHUAIA:    SW 8 WITH GUSTS VEER SECTOR W 6 WITH GUSTS BY 28/1500 DECR 4 BY

29/0600 PROB OF SH VIS MODERATE TO GOOD.



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####018004560####
WWST02 SABM 281200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2024-04-28, 12:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.



PART 1 GALE WARNING:

WARNING 202: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 8 FROM SECTOR W

WITH GUST BETWEEN 45S-55S AND 50W-60W UNTIL 29/0000

WARNING 201: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 9 FROM SECTOR W

WITH GUST IN GOLFO DE SAN JORGE COASTS SOUTH PATAGONIA COASTS FIN DEL MUNDO

COASTS ISLAS MALVINAS COASTS UNTIL 28/1800

WARNING 199: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 9 FROM SECTOR N

WITH GUST BETWEEN 35S-60S AND 35W-20W UNTIL 29/0600



PART 2 GENERAL SYNOPSIS AT 09:00UTC

CFNT AT 57S 35W 42S 32W 35S 35W MOV E

HIGH 1014HPA INNER RIO DE LA PLATA MOV E

LOW 963HPA 55S 58W MOV SE WKN EXP 58S 41W BY 29/1200

281400 UTC 1.SEA ICE LIMIT 6654S 02000W 6539S 02620W 6518S 03346W 6327S 03819W

6122S 03746W 6106S 04207W 6107S 04807W 6034S 05030W 6137S 05305W 6253S 05806W

6358S 06400W 6525S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5903S 04444W 40X32NM

D28A 5146S 02420W 16X13NM A78 5757S 02605W 18X4NM D29C 5347S 03024W 12X5NM D31

5622S 03004W 10X3NM D20A 6143S 04238W 13X6NM A74B 6211S 05406W 11X5NM 3.ICEBERGS

SMALLER THAN 10NM ICEBERG1 5816S 02038W 5X2NM ICEBERG2 6106S 03614W 10X1NM

ICEBERG3 5931S 03604W 5X2NM ICEBERG4 6018S 03852W 4X2NM ICEBERG5 5913S 02315W

4X1NM ICEBERG6 6054S 04051W 4X3NM ICEBERG7 5724S 02606W 4X1NM 4.ICEBERGS AREA A:

6740S 02000W 4700S 02000W 4500S 02900W 6430S 02900W B: 6430S 02900W 4800S 02900W

4900S 04400W 6200S 04400W C: 6200S 04400W 5200S 04400W 5900S 06716W 6640S

06716W



PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2024-04-29

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR W 4 VEER SECTOR N BY 28/1500 VIS GOOD

OUTER RIO DE LA PLATA: SECTOR W 4/5 VEER SECTOR N BY 28/1800 VIS GOOD

URUGUAY SOUTH EAST COASTS: SECTOR W 4/5 VEER SECTOR N BY 28/2100 VIS GOOD

MAR DEL PLATA COASTS(36º17S - 38º30S): W 6 WITH GUSTS VEER NW 5 BY 29/0000 VIS

GOOD

RINCON BAHIA BLANCA COASTS(38º30S - 41ºS): W 6 WITH GUSTS VEER NW 5 BY 28/2100

VIS GOOD

PENINSULA DE VALDES COASTS(41ºS - 45ºS): W 6 WITH GUSTS VEER NW 5 BY 28/1800 VIS

GOOD

GOLFO DE SAN JORGE COASTS(45ºS - 48ºS): W 8 WITH GUSTS DECR 5 BY 28/1500 VIS

MODERATE TO GOOD

SOUTH PATAGONIA COASTS(48ºS - 54ºS): SW 8 WITH GUSTS VEER SECTOR W 6 WITH GUSTS

BY 28/1500 DECR 4 BY 29/0600 PROB OF SH IMPR DURING THE NIGTH VIS MODERATE TO

GOOD

FIN DEL MUNDO COASTS(54ºS - 55ºS): SW 8 WITH GUSTS VEER SECTOR W 6 WITH GUSTS BY

28/1500 DECR 4 BY 29/0600 PROB OF SH VIS MODERATE TO GOOD

ISLAS MALVINAS COASTS: SW 8 WITH GUSTS VEER SECTOR W 6 BY 28/1500 DECR 4 BY

29/0600 PROB OF SH VIS MODERATE TO GOOD



OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) E OF 35W: N 9 WITH GUSTS BACK SW 6/5 WITH

GUSTS BY 29/0000 STORMS IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR TO

MODERATE

 REST OF THE AREA: W 5/4 VIS GOOD

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 35W: N 9 WITH GUSTS DECR 6/5 BY

29/0600 PROB OF HVY RAIN IMPR VIS VERY POOR TO POOR

 REST OF THE AREA: SECTOR W 5 PROB OF ISOL RAIN VIS MODERATE OCNL GOOD

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

DECR 4 BY 29/0600 PROB OF RAIN VIS MODERATE

 W OF 50 - N OF 45S: W 7/6 WITH GUSTS VEER NW 5/6 WITH GUSTS BY 28/2100 VIS

MODERATE TO GOOD

 E OF 50 - S OF 45S: W 7/6 WITH GUSTS PROB OF RAIN VIS POOR TO MODERATE

 REST OF THE AREA: SECTOR W 8 WITH GUSTS VEER NW 6 WITH GUSTS BY 29/0000 PROB OF

ISOL RAIN IMPR DURING THE NIGTH VIS POOR TO GOOD

SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 35W: N 9 WITH GUSTS DECR 6/5 BY

29/0600 PROB OF RAIN IMPR VIS POOR TO MODERATE

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

SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50 - N OF 55S: SECTOR N 6 WITH

GUSTS BACK 7 GUST WITH 8 INTENSITY BY 29/0300 PROB OF RAIN VIS POOR TO

MODERATE

 W OF 50 - N OF 55S: SECTOR W 7 GUST WITH 8 INTENSITY DECR 5 BY 29/0600 PROB OF

RAIN VIS POOR TO MODERATE

 E OF 50 - S OF 55S: SECTOR N 5 VEER SW 6 WITH GUSTS BY 29/0900 PROB OF RAIN AND

SNOW MIXTURE VIS MODERATE OCNL POOR

 REST OF THE AREA: SECTOR W 5 PROB OF RAIN AND SNOW MIXTURE VIS MODERATE

DRAKE AREA (55S- 60S AND 60W- 67W): SW 6/5 WITH GUSTS DECR 4 BY 29/0000 PROB OF

RAIN AND SNOW MIXTURE VIS MODERATE OCNL POOR

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