####018001475#### WWST03 SABM 201200 WEATHER BULLETIN FOR NAVTEX STATIONS - METAREA 6 - APRIL 20, 12:00UTC NATIONAL WEATHER SERVICE SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS. GALE WARNING: WARNING 179: LOW 976HPA AT 54S 57W MOV SE DEEPENING EXPECTED 58S 34W BY 21/1200 PROVOKES WINDS FORCE 8 FROM SW WITH GUST IN SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS ISLAS MALVINAS COASTS GENERAL SINOPSIS: LOW 976HPA 54S 57W MOV SE DPN EXP 58S 34W BY 21/1200 EXTENDS OFNT AT 55S 50W 55S 63W 50S 60W MOV SE STATIONARY FRONT 38S 50W 35S 60W FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2024-04-21 NAVTEX STATIONS FCST: BUENOS AIRES: SECTOR N 4 VEER SECTOR E LOW PROB OF ISOL RAIN TOWARDS THE END OF THE PERIOD VIS GOOD OCNL MODERATE BAHIA BLANCA: SW 4/5 WITH GUSTS BACK SECTOR E LOW PROB OF ISOL RAIN DURING THE NIGTH VIS GOOD OCNL MODERATE. MAR DEL PLATA: VRB 4 BACK SE 4/5 WITH GUSTS BY 20/2100 LOW PROB OF ISOL RAIN STARTING EARLY MORNING VIS GOOD OCNL MODERATE. COMODORO RIVADAVIA: SW 5/7 WITH GUSTS DECR 6 BY 21/1200 PROB OF ISOL SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE. RIO GALLEGOS: SW 8 WITH GUSTS DECR 7/6 WITH GUSTS BY 21/0900 PROB OF SH RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS POOR TO MODERATE. USHUAIA: SW 8/7 WITH GUSTS PROB OF SH RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS POOR TO MODERATE. ----------------------------------------------------------------- NNNN= ####018005996#### WWST01 SABM 201200 1:31:06:01:00 SEGURIDAD BOLETIN METEOROLOGICO PARA NAVEGANTES - METAREA 6 - 20-04-2024, 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 183: FUERTE GRADIENTE BARICO PROVOCARA VIENTO FUERZA 8 DEL SW CON RAFAGAS EN AREA PASAJE DE DRAKE (55S- 60S Y 60W- 67W) A PARTIR DEL 21/1200 AVISO 182: FUERTE GRADIENTE BARICO PROVOCARA VIENTO FUERZA 8 DEL SECTOR W CON RAFAGAS ENTRE 42S-52S 40W-60W A PARTIR DEL 20/2100 AVISO 181: FUERTE GRADIENTE BARICO PROVOCA VIENTO FUERZA 8 DEL SECTOR W CON RAFAGAS EN 45S-55S 50W-60W AVISO 179: DEPRESION 976HPA EN 54S 57W MOV SE PROFUNDIZANDOSE PREVISTO EN 58S 34W EL 21/1200 PROVOCA VIENTO FUERZA 8 DEL SW CON RAFAGAS EN COSTA PATAGONIA SUR COSTA FIN DEL MUNDO COSTA DE ISLAS MALVINAS AVISO 178: DEPRESION 976HPA EN 54S 57W MOV SE PROFUNDIZANDOSE PREVISTO EN 58S 34W EL 21/1200 PROVOCA VIENTO FUERZA 8 DEL SW CON RAFAGAS EN AREA PASAJE DE DRAKE (55S- 60S Y 60W- 67W) HASTA EL 20/2100 2 PARTE SINOPSIS GENERAL A LAS 09:00UTC 191400 UTC 1.LIMITE DE HIELO MARINO 6809S 02000W 6615S 02253W 6600S 03145W 6525S 03816W 6218S 03707W 6144S 04303W 6101S 04733W 6113S 05254W 6238S 05451W 6304S 05905W 6355S 06418W 6526S 06716W 2.ICEBERGS GREATER THAN 10NM 2.TEMPANOS MAYORES A 10MN A23A 5914S 04443W 40X32MN D28A 5223S 02546W 16X13MN A78 5833S 02621W 18X4MN D29C 5417S 03150W 12X5MN D31 5631S 03006W 10X3MN D20A 6149S 04230W 13X6MN A74B 6242S 05346 11X5MN 3.TEMPANOS MENORES A 10MN TEMPANO1 5742S 02328W 5X2MN TEMPANO2 6121S 03659W 10X1MN TEMPANO3 6007S 03028W 5X2MN TEMPANO4 6052S 04050W 4X2MN TEMPANO5 6129S 04658W 4X2MN TEMPANO6 5714S 02449W 4X1MN TEMPANO7 5922S 04041W 4X3MN TEMPANO8 5136S 03050W 3X1MN TEMPANO9 5057S 03035W 3X1MN TEMPANO10 5145S 03041W 4X1MN TEMPANO11 5126S 03047W 3X1MN TEMPANO12 5153S 02921W 4X3MN TEMPANO13 5154S 02918W 5X2MN TEMPANO14 5151S 02929W 2X1MN TEMPANO15 5050S 03054W 3X2MN TEMPANO16 5832S 02654W 4X2MN TEMPANO17 5850S 02621W 3X1MN 4. AREA DE TEMPANOS A: 7020S 02000W 4700S 02000W 4500S 02900W 6200S 04100W B: 6200S 04100W 4800S 03030W 4900S 04600W 6314S 05716W C: 5600S 05030W 5600S 06100W 5900S 06716W 6900S 06716W DEPRESION 976HPA 54S 57W MOV SE DPN EXP 58S 34W EL 21/1200 EXTIENDE OFNT EN 55S 50W 55S 63W 50S 60W MOV SE DEPRESION 985HPA 50S 43W MOV E WKN EXTIENDE CFNT EN 50S 40W 37S 47W MOV E CFNT LINEA 37S 27W 25S 30W MOV E FRENTE ESTACIONARIO 38S 50W 35S 60W 3 PARTE PRONOSTICO DE LAS 12:00 UTC VALIDO HASTA LAS 12:00 UTC DEL DIA 21-04-2024 ZONAS COSTERAS: RIO DE LA PLATA INTERIOR: SECTOR N 4 VEER SECTOR E BAJA PROB DE LLUVIAS AISLADAS HACIA EL FINAL DEL PERIODO VIS BUENA OCNL REGULAR RIO DE LA PLATA EXTERIOR: SECTOR N 5 CON RAFAGAS VEER SECTOR E 4 BAJA PROB DE LLUVIAS AISLADAS HACIA EL FINAL DEL PERIODO VIS BUENA OCNL REGULAR COSTA SUDESTE DEL URUGUAY: SECTOR N 4 VEER SECTOR E EL 21/1200 PROB DE LLUVIAS AISLADAS A PARTIR DE LA MADRUGADA VIS BUENA OCNL REGULAR COSTA MAR DEL PLATA(36º17S - 38º30S): VRB 4 BACK SE 4/5 CON RAFAGAS EL 20/2100 BAJA PROB DE LLUVIAS AISLADAS A PARTIR DE LA MADRUGADA VIS BUENA OCNL REGULAR RINCON BAHIA BLANCA(38º30S - 41ºS): SW 4/5 CON RAFAGAS BACK SECTOR E BAJA PROB DE LLUVIAS AISLADAS DURANTE LA NOCHE VIS BUENA OCNL REGULAR COSTA PENINSULA DE VALDES(41ºS - 45ºS): SW 5 CON RAFAGAS BACK SECTOR S 5/4 CON RAFAGAS BAJA PROB DE SH HACIA EL FINAL DEL PERIODO VIS BUENA OCNL REGULAR GOLFO DE SAN JORGE(45ºS - 48ºS): SW 5/7 CON RAFAGAS DECR 6 EL 21/1200 PROB DE SH LLUVIAS AISLADAS MEJORAMIENTOS TEMPORARIOS VIS REGULAR COSTA PATAGONIA SUR(48ºS - 54ºS): SW 8 CON RAFAGAS DECR 7/6 CON RAFAGAS EL 21/0900 PROB DE SH LLUVIA Y NIEVE MEZCLADA MEJORAMIENTOS TEMPORARIOS VIS MALA A REGULAR COSTA FIN DEL MUNDO(54ºS - 55ºS): SW 8/7 CON RAFAGAS PROB DE SH LLUVIA Y NIEVE MEZCLADA MEJORAMIENTOS TEMPORARIOS VIS MALA A REGULAR COSTA DE ISLAS MALVINAS: SW 7/8 CON RAFAGAS PROB DE SH LLUVIA Y NIEVE MEZCLADA MEJORAMIENTOS TEMPORARIOS VIS MALA AREAS OCEANICAS: AREA NORTE (35S- 40S Y 20W- 55W) W DE 30W - E DE 50W: SECTOR W 6 CON RAFAGAS TEMPO BACK 5 CON RAFAGAS PROB DE SH LLUVIAS VIS REGULAR E DE 25W: SECTOR N 6 CON RAFAGAS BACK SECTOR W 5 CON RAFAGAS PROB DE SH LLUVIAS MEJORANDO A PARTIR DE LA NOCHE VIS REGULAR RESTO DEL AREA: SECTOR W 4 BACK SECTOR S 5 CON RAFAGAS PROB DE SH LLUVIAS A PARTIR DE LA NOCHE VIS REGULAR AREA CENTRO ESTE (40S- 50S Y 20W- 40W) E DE 30W: SECTOR N 6/7 CON RAFAGAS BACK SECTOR W 5 CON RAFAGAS PROB DE SH LLUVIAS MEJORAMIENTOS TEMPORARIOS VIS REGULAR OCNL MALA RESTO DEL AREA: SECTOR W 6/7 CON RAFAGAS PROB DE SH LLUVIAS MEJORAMIENTOS TEMPORARIOS VIS REGULAR AREA CENTRO OESTE (40S- 50S Y 40W- 60W) W DE 50W - S DE 45S: SECTOR W 8 CON RAFAGAS BACK SW CON RAFAGAS PROB DE SH LLUVIAS VIS MALA E DE 50W: SECTOR W 7 CON RAFAGAS INCR 8 EL 21/0000 PROB DE SH LLUVIAS VIS REGULAR A MALA RESTO DEL AREA: SECTOR W 5/7 CON RAFAGAS PROB DE SH LLUVIAS AISLADAS A PARTIR DE LA TARDE VIS REGULAR AREA SUDESTE (50S- 60S Y 20W- 40W) S DE 55S: SECTOR E 7/6 CON RAFAGAS BACK SECTOR N PROB DE LLUVIA Y NIEVE MEZCLADA MEJORAMIENTOS TEMPORARIOS VIS REGULAR OCNL MALA RESTO DEL AREA: SECTOR N 5/6 CON RAFAGAS BACK SECTOR W 7 CON RAFAGAS PROB DE LLUVIAS AISLADAS LUEGO LLUVIA Y NIEVE MEZCLADA HACIA EL FINAL DEL PERIODO VIS REGULAR A MALA AREA SUDOESTE (50S- 60S Y 40W- 60W) N DE 55S: SECTOR W 7/8 CON RAFAGAS BACK SW CON RAFAGAS PROB DE SH LLUVIAS LUEGO LLUVIA Y NIEVE MEZCLADA A PARTIR DE LA MADRUGADA VIS MALA RESTO DEL AREA: SECTOR E 6 CON RAFAGAS VEER SW 7 RAFAGAS CON INTENSIDAD 8 PROB DE LLUVIA Y NIEVE MEZCLADA VIS MALA AREA PASAJE DE DRAKE (55S- 60S Y 60W- 67W): SECTOR S 8/7 CON RAFAGAS VEER SW 7/8 CON RAFAGAS EL 21/0900 PROB DE LLUVIA Y NIEVE MEZCLADA VIS MALA ----------------------------------------------------------------- NNNN= ####018005669#### WWST02 SABM 201200 1:31:06:01:00 SECURITE WEATHER BULLETIN FOR SHIPPING - METAREA 6- 2024-04-20, 12:00 UTC. NATIONAL WEATHER SERVICE SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS. PART 1 GALE WARNING: WARNING 183: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SW WITH GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) FROM 21/1200 WARNING 182: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH GUST BETWEEN 42S-52S 40W-60W FROM 20/2100 WARNING 181: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST BETWEEN 45S-55S AND 50W-60W WARNING 179: LOW 976HPA AT 54S 57W MOV SE DEEPENING EXPECTED 58S 34W BY 21/1200 PROVOKES WINDS FORCE 8 FROM SW WITH GUST IN SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS ISLAS MALVINAS COASTS WARNING 178: LOW 976HPA AT 54S 57W MOV SE DEEPENING EXPECTED 58S 34W BY 21/1200 PROVOKES WINDS FORCE 8 FROM SW WITH GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) UNTIL 20/2100 PART 2 GENERAL SYNOPSIS AT 09:00UTC 191400 UTC 1.SEA ICE LIMIT 6809S 02000W 6615S 02253W 6600S 03145W 6525S 03816W 6218S 03707W 6144S 04303W 6101S 04733W 6113S 05254W 6238S 05451W 6304S 05905W 6355S 06418W 6526S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5914S 04443W 40X32NM D28A 5223S 02546W 16X13NM A78 5833S 02621W 18X4NM D29C 5417S 03150W 12X5NM D31 5631S 03006W 10X3NM D20A 6149S 04230W 13X6NM A74B 6242S 05346 11X5NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5742S 02328W 5X2NM ICEBERG2 6121S 03659W 10X1NM ICEBERG3 6007S 03028W 5X2NM ICEBERG4 6052S 04050W 4X2NM ICEBERG5 6129S 04658W 4X2NM ICEBERG6 5714S 02449W 4X1NM ICEBERG7 5922S 04041W 4X3NM ICEBERG8 5136S 03050W 3X1NM ICEBERG9 5057S 03035W 3X1NM ICEBERG10 5145S 03041W 4X1NM ICEBERG11 5126S 03047W 3X1NM ICEBERG12 5153S 02921W 4X3NM ICEBERG13 5154S 02918W 5X2NM ICEBERG14 5151S 02929W 2X1NM ICEBERG15 5050S 03054W 3X2NM ICEBERG16 5832S 02654W 4X2NM ICEBERG17 5850S 02621W 3X1NM 4.ICEBERGS AREA A: 7020S 02000W 4700S 02000W 4500S 02900W 6200S 04100W B: 6200S 04100W 4800S 03030W 4900S 04600W 6314S 05716W C: 5600S 05030W 5600S 06100W 5900S 06716W 6900S 06716W LOW 976HPA 54S 57W MOV SE DPN EXP 58S 34W BY 21/1200 EXTENDS OFNT AT 55S 50W 55S 63W 50S 60W MOV SE LOW 985HPA 50S 43W MOV E WKN EXTENDS CFNT AT 50S 40W 37S 47W MOV E CFNT AT 37S 27W 25S 30W MOV E STATIONARY FRONT 38S 50W 35S 60W PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2024-04-21 COASTAL AREAS: INNER RIO DE LA PLATA: SECTOR N 4 VEER SECTOR E LOW PROB OF ISOL RAIN TOWARDS THE END OF THE PERIOD VIS GOOD OCNL MODERATE OUTER RIO DE LA PLATA: SECTOR N 5 WITH GUSTS VEER SECTOR E 4 LOW PROB OF ISOL RAIN TOWARDS THE END OF THE PERIOD VIS GOOD OCNL MODERATE URUGUAY SOUTH EAST COASTS: SECTOR N 4 VEER SECTOR E BY 21/1200 PROB OF ISOL RAIN STARTING EARLY MORNING VIS GOOD OCNL MODERATE MAR DEL PLATA COASTS(36º17S - 38º30S): VRB 4 BACK SE 4/5 WITH GUSTS BY 20/2100 LOW PROB OF ISOL RAIN STARTING EARLY MORNING VIS GOOD OCNL MODERATE RINCON BAHIA BLANCA COASTS(38º30S - 41ºS): SW 4/5 WITH GUSTS BACK SECTOR E LOW PROB OF ISOL RAIN DURING THE NIGTH VIS GOOD OCNL MODERATE PENINSULA DE VALDES COASTS(41ºS - 45ºS): SW 5 WITH GUSTS BACK SECTOR S 5/4 WITH GUSTS LOW PROB OF SH TOWARDS THE END OF THE PERIOD VIS GOOD OCNL MODERATE GOLFO DE SAN JORGE COASTS(45ºS - 48ºS): SW 5/7 WITH GUSTS DECR 6 BY 21/1200 PROB OF ISOL SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE SOUTH PATAGONIA COASTS(48ºS - 54ºS): SW 8 WITH GUSTS DECR 7/6 WITH GUSTS BY 21/0900 PROB OF SH RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS POOR TO MODERATE FIN DEL MUNDO COASTS(54ºS - 55ºS): SW 8/7 WITH GUSTS PROB OF SH RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS POOR TO MODERATE ISLAS MALVINAS COASTS: SW 7/8 WITH GUSTS PROB OF SH RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS POOR OCEANIC AREAS: NORTH AREA (35S- 40S AND 20W- 55W) W OF 30W - E OF 50W: SECTOR W 6 WITH GUSTS TEMPO BACK 5 WITH GUSTS PROB OF SH RAIN VIS MODERATE E OF 25W: SECTOR N 6 WITH GUSTS BACK SECTOR W 5 WITH GUSTS PROB OF SH RAIN IMPR STARTING NIGTH VIS MODERATE REST OF THE AREA: SECTOR W 4 BACK SECTOR S 5 WITH GUSTS PROB OF SH RAIN STARTING NIGTH VIS MODERATE CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SECTOR N 6/7 WITH GUSTS BACK SECTOR W 5 WITH GUSTS PROB OF SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR REST OF THE AREA: SECTOR W 6/7 WITH GUSTS PROB OF SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE CENTRAL WEST AREA (40S- 50S AND 40W- 60W) W OF 50W - S OF 45S: SECTOR W 8 WITH GUSTS BACK SW WITH GUSTS PROB OF SH RAIN VIS POOR E OF 50W: SECTOR W 7 WITH GUSTS INCR 8 BY 21/0000 PROB OF SH RAIN VIS MODERATE TO POOR REST OF THE AREA: SECTOR W 5/7 WITH GUSTS PROB OF ISOL SH RAIN STARTING EVENING VIS MODERATE SOUTH EAST AREA (50S- 60S AND 20W- 40W) S OF 55S: SECTOR E 7/6 WITH GUSTS BACK SECTOR N PROB OF RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR REST OF THE AREA: SECTOR N 5/6 WITH GUSTS BACK SECTOR W 7 WITH GUSTS PROB OF ISOL RAIN NXT RAIN AND SNOW MIXTURE TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR W 7/8 WITH GUSTS BACK SW WITH GUSTS PROB OF SH RAIN NXT RAIN AND SNOW MIXTURE STARTING EARLY MORNING VIS POOR REST OF THE AREA: SECTOR E 6 WITH GUSTS VEER SW 7 GUST WITH 8 INTENSITY PROB OF RAIN AND SNOW MIXTURE VIS POOR DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR S 8/7 WITH GUSTS VEER SW 7/8 WITH GUSTS BY 21/0900 PROB OF RAIN AND SNOW MIXTURE VIS POOR ----------------------------------------------------------------- NNNN=