1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2025-07-8, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 273: STRONG BARIC GRADIENT ON WILL PROVOKE WINDS FORCE 8 FROM SW WITH
GUST IN GOLFO DE SAN JORGE COASTS SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS
FROM 08/0900
WARNING 272: STRONG BARIC GRADIENT ON PROVOKES WINDS FORCE 8 FROM SW WITH GUST
BETWEEN 45S-60S AND 30W-20W UNTIL 08/0900
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 1014HPA 51S 56W MOV SE WKN EXTENDS CFNT AT 50S 52W 42S 50W 35S 54W MOV NE
HIGH 1032HPA 37S 37W MOV NE NC EXP 35S 25W BY 08/2100
071400 UTC 1.SEA ICE LIMIT 6043S 02000W 6011S 04012W 5905S 03539W 5857S 02037W
6530S 06550W 5851S 02357W 6145S 05800W 6410S 06110W 6337S 06004W 6137S 05409W
6047S 04555W 6407S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5606S 03409W 40X32NM
A76C 6035S 04848W 16X6NM A74A 5933S 05003W 27X17NM A77 6248S 05905W 27X4NM
3.ICEBERGS SMALLER THAN 10NM A80A 6142S 05432W 8X4NM ICEBERG1 5210S 03211W 3X1NM
ICEBERG2 5122S 03506W 4X1NM ICEBERG3 5111S 03108W 2X1NM ICEBERG4 5258S 03731W
2X1NM ICEBERG5 5234S 03547W 3X1NM ICEBERG6 5246S 03312W 3X1NM ICEBERG7 5306S
03329W 4X3NM ICEBERG8 5322S 03340W 6X3NM ICEBERG9 6128S 05636W 4X1NM ICEBERG10
5537S 03418W 2X1NM ICEBERG11 5220S 03126W 3X1NM ICEBERG12 6146S 05353W 9X2NM
ICEBERG13 5315S 03343W 2X1NM ICEBERG14 6005S 04521W 5X2NM ICEBERG15 5518S 03420W
3X2NM 4.ICEBERGS AREA A: 5800S 02000W 4700S 02000W 4900S 03500W 5900S 03500W B:
5900S 03500W 4900S 03500W 5000S 05000W 6000S 05000W C: 6000S 05000W 5000S 05000W
5859S 06716W 6657S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2025-07-9
COASTAL AREAS:
INNER RIO DE LA PLATA: VRB 3 PROB OF FOG MIST VIS POOR OCNL MODERATE
OUTER RIO DE LA PLATA: VRB 3 PROB OF FOG MIST VIS POOR OCNL MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR S 3 PROB OF FOG MIST VIS POOR OCNL MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR W 3 PROB OF FOG MIST VIS POOR OCNL
MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR W 3 PROB OF MIST IMPR STARTING
EARLY MORNING NEXT RAIN TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 4/5 WITH GUSTS BACK SW 6/5
WITH GUSTS BY 8/1200 VIS GOOD TO MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 5/6 WITH GUSTS BACK SW 7/8 WITH
GUSTS BY 8/0900 PROB OF SH STARTING EARLY MORNING VIS MODERATE TO POOR
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 6/7 GUST WITH 8 INTENSITY BACK SW
7/8 WITH GUSTS BY 8/0900 PROB OF SH RAIN AND SNOW MIXTURE STARTING EARLY MORNING
VIS POOR OCNL VERY POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 4/6 WITH GUSTS BACK SW 7/8 WITH
GUSTS BY 8/1500 PROB OF MIST NXT SH RAIN AND SNOW MIXTURE STARTING EARLY MORNING
VIS POOR OCNL VERY POOR
ISLAS MALVINAS COASTS: SECTOR N 4/5 WITH GUSTS PROB OF FOG MIST NXT RAIN
STARTING EVENING VIS POOR OCNL MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR S 5/4 BACK SECTOR N 4/5 PROB
OF SH VIS MODERATE OCNL POOR
REST OF THE AREA: SECTOR N 5 BACK SW 4 PROB OF RAIN VIS POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) W OF 30W: SECTOR S 5/4 BACK VRB 4 BY
8/0300 UNSTABLE VIS GOOD OCNL MODERATE
E OF 30 - N OF 45S: SW 7/6 WITH GUSTS VEER SECTOR W 5 BY 8/1500 VIS MODERATE TO
GOOD
REST OF THE AREA: SW 8/7 WITH GUSTS VEER SECTOR W 6 WITH GUSTS BY 8/1500 PROB
OF SH RAIN AND SNOW MIXTURE IMPR STARTING EARLY MORNING VIS VERY POOR TO POOR
OCNL MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR N 5 WITH GUSTS PROB
OF RAIN VIS POOR
REST OF THE AREA: SECTOR W 4 VEER SECTOR N 5/6 WITH GUSTS BY 8/1200 PROB OF
RAIN IMPR STARTING EARLY MORNING VIS MODERATE OCNL POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SW 8/7 WITH GUSTS PROB OF SH
OF SNOW VIS POOR OCNL VERY POOR
REST OF THE AREA: SW 7/6 WITH GUSTS PROB OF SH RAIN AND SNOW MIXTURE STARTING
EARLY MORNING VIS POOR OCNL VERY POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR N 5/4 PROB OF SH SPELLS OF GOOD
WEATHER VIS MODERATE OCNL GOOD
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 7/6 WITH GUSTS BACK VRB 5 BY 8/1200
PROB OF SH STARTING EARLY MORNING VIS MODERATE TO POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 08, JULY 2025.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
698/2025 LOW 975HPA AT 67S 25W MOV NE PROVOKES WINDS FORCE 8 FROM SW WITH GUST IN 60S-70S 20W-40W
699/2025 LOW 954HPA AT 61S 88W PROVOKES WINDS FORCE 8 AROUND ITSELF WITH GUST IN 60S-70S 70W-90W UNTIL 08/1500
700/2025 LOW 954HPA AT 61S 88W PROVOKES WINDS FORCE 9 FROM NE WITH GUST IN 60S-74S 90W-60W
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 975HPA 67S 25W MOV NE WKN
RIDGE 60S 50W 70S 50W MOV NE
LOW 954HPA 61S 88W MOV SE EXTENDS CFNT AT 65S 90W 65S 80W 60S 73W
071400 UTC 1.SEA ICE LIMIT 6043S 02000W 6011S 04012W 5905S 03539W 5857S 02037W 6530S 06550W 5851S 02357W 6145S 05800W 6410S 06110W 6337S 06004W 6137S 05409W 6047S 04555W 6407S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5606S 03409W 40X32NM A76C 6035S 04848W 16X6NM A74A 5933S 05003W 27X17NM A77 6248S 05905W 27X4NM 3.ICEBERGS SMALLER THAN 10NM A80A 6142S 05432W 8X4NM ICEBERG1 5210S 03211W 3X1NM ICEBERG2 5122S 03506W 4X1NM ICEBERG3 5111S 03108W 2X1NM ICEBERG4 5258S 03731W 2X1NM ICEBERG5 5234S 03547W 3X1NM ICEBERG6 5246S 03312W 3X1NM ICEBERG7 5306S 03329W 4X3NM ICEBERG8 5322S 03340W 6X3NM ICEBERG9 6128S 05636W 4X1NM ICEBERG10 5537S 03418W 2X1NM ICEBERG11 5220S 03126W 3X1NM ICEBERG12 6146S 05353W 9X2NM ICEBERG13 5315S 03343W 2X1NM ICEBERG14 6005S 04521W 5X2NM ICEBERG15 5518S 03420W 3X2NM 4.ICEBERGS AREA A: 5800S 02000W 4700S 02000W 4900S 03500W 5900S 03500W B: 5900S 03500W 4900S 03500W 5000S 05000W 6000S 05000W C: 6000S 05000W 5000S 05000W 5859S 06716W 6657S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2025-07-9
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR N 7/8 BACK NW 6/5 WITH GUSTS BY 8/1200 PROB OF FOG PROB OFMOD SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR OCNL VERY POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 4 WITH GUSTS VEER NE 6/7 WITH GUSTS BY 8/0900 PROB OF FOG MIST PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS W OF 60W: SECTOR N 7/8 WITH GUSTS BACK NW 6/5 WITH GUSTS BY 8/1800 PROB OF FOG MIST PROB OFMOD SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 4 WITH GUSTS VEER NE 6/7 WITH GUSTS BY 8/0900 PROB OF FOG MIST PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS POOR OCNL VERY POOR
GERLACHE STRAIT : NE 7 WITH GUSTS INCR 8/9 WITH GUSTS BY 8/0600 DECR 5/4 BY 8/2100 PROB OF FOG PROB OFMOD SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR OCNL VERY POOR
MARGARITA BAY : NE 8/9 WITH GUSTS BACK N 5 WITH GUSTS BY 8/2100 PROB OF FOG MIST PROB OFMOD HVY SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR OCNL VERY POOR
EREBUS Y TERROR GULF : SECTOR W 4 INCR 7 WITH GUSTS BY 8/0900 PROB OF FOG MIST VIS POOR OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80 - N OF 65S: SECTOR N 8 WITH GUSTS BACK NW 6/5 BY 8/1200 VEER NE 7 GUST WITH 8 INTENSITY BY 8/2100 PROB OF FOG IMPR DURING THE EARLY MORNING PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS VERY POOR TO MODERATE
NORTHER BELLINGSHAUSEN SEA E OF 80 - N OF 65S: SECTOR N 8 WITH GUSTS BACK NW 6/5 BY 8/1200 PROB OF FOG MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS VERY POOR TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NE 8/9 BACK NW 6 WITH GUSTS BY 8/2100 PROB OF FOG PROB OFMOD HVY SNOW FALL IMPR DURING THE EVENING VIS VERY POOR TO POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 8/9 WITH GUSTS PROB OF FOG MIST PROB OFMOD HVY SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR
NORTHERN WEDDELL SEA W OF 40W: VRB 4/3 BACK SECTOR N 5/6 BY 8/1500 PROB OF FOG MIST VIS POOR
NORTHERN WEDDELL SEA REST OF THE AREA: SW 8/7 WITH GUSTS VIS MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SW 6/5 WITH GUSTS VIS GOOD=