1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-11-8, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 466: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH
GUST IN SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS DRAKE AREA (55S- 60S AND
60W- 67W) SOUTHERN OF 52 FROM 08/0300
PART 2 GENERAL SYNOPSIS AT 21:00UTC
071400 UTC 1.SEA ICE LIMIT 5318S 02000W 5350S 02618W 5354S 03218W 5747S 03758W
5839S 04316W 6030S 04814W 6238S 05247W 6120S 05655W 6211S 06032W 6349S 06337W
6508S 06558W 6527S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5549S 03505W 28X25NM
D33B 5222S 04140W 21X12NM D35 6005S 04444W 15X6 NM A83 5924S 04934W 12X7NM A85
5622S 04518W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM
D32 5644S 04002W 9X6NM D33C 6150S 05408W 5X3NM ICEBERG2 5059S 03838W 3X1NM
ICEBERG3 5741S 04615W 5X3NM ICEBERG4 5517S 04137W 2X1NM ICEBERG5 5803S 04441W
6X2NM ICEBERG6 5952S 04304W 2X1NM ICEBERG7 6003S 05021W 4X1NM ICEBERG8 6139S
06045W 4X1NM ICEBERG9 6150S 05417W 4X3NM ICEBERG10 5537S 03522W 2X1NM ICEBERG11
5606S 04543W 3X1NM ICEBERG12 6019S 04427W 6X2NM 4.ICEBERGS AREA A5423S 02000W
4600S 02000W 4600S 03900W 5857S 03859W B5857S 03859W 4900S 03900W 5500S 05500W
6311S 05459W C6311S 05459W 5600S 05500W 6100S 06716W 6600S 06716W
HIGH 1027HPA RINCON BAHIA BLANCA COASTS MOV NE EXP 35S 53W BY 08/2100
CFNT AT 37S 37W 35S 39W MOV NE
CFNT AT 53S 43W 51S 46W 49S 50W MOV NE
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-11-9
COASTAL AREAS:
INNER RIO DE LA PLATA: SE 4/3 BACK E 3 BY 8/1800 VIS GOOD
OUTER RIO DE LA PLATA: SECTOR S 4/3 BACK SECTOR N 3 BY 8/1800 VIS GOOD
URUGUAY SOUTH EAST COASTS: SECTOR S 4/3 PROB OF ISOL DRIZZLE STARTING EARLY
MORNING VIS MODERATE TO GOOD
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR S 4/3 BACK SECTOR N 3 BY 8/1500
VIS GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 4 VIS GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 4/5 VIS GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 4 VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S) N OF 52S: SECTOR N 4/5 VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S) REST OF THE AREA: NW 5 WITH GUSTS INCR 8 BY
8/1200 PROB OF RAIN STARTING EARLY MORNING VIS MODERATE TO POOR
FIN DEL MUNDO COASTS(54S - 55S):: NW 5 WITH GUSTS INCR 8 BY 8/1200 PROB OF
RAIN STARTING EARLY MORNING VIS MODERATE TO POOR.
ISLAS MALVINAS COASTS: NW 5/7 GUST WITH 8 INTENSITY PROB OF ISOL RAIN STARTING
EARLY MORNING VIS GOOD TO MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR W 6/5 WITH GUSTS PROB OF SH
VIS MODERATE
W OF 30 - E OF 50W: SECTOR S 6 GUST WITH 8 INTENSITY DECR 5 WITH GUSTS PROB OF
SH RAIN VIS POOR
REST OF THE AREA: SECTOR S 5/4 DECR VRB 3 BY 8/2100 UNSTABLE VIS GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SECTOR S 6 WITH GUSTS VEER
SW 5 BY 8/1200 PROB OF SH VIS MODERATE
REST OF THE AREA: SW 5 WITH GUSTS PROB OF ISOL RAIN VIS MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SW 5 VEER W 4 BY 8/1500 PROB
OF DRIZZLE VIS MODERATE TO GOOD
E OF 50 - N OF 45S: NE 4 VIS GOOD
REST OF THE AREA: SECTOR W 4 VEER NW 5/5 WITH GUSTS BY 8/1800 VIS GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SECTOR S 3 VEER SECTOR W 5/6
WITH GUSTS BY 8/1200 PROB OF RAIN SNOW FALL STARTING EARLY MORNING VIS
MODERATE
REST OF THE AREA: SECTOR W 5/6 PROB OF RAIN SNOW FALL STARTING EVENING IMPR VIS
MODERATE TO GOOD
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR W 6 WITH GUSTS PROB OF
SH TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
REST OF THE AREA: SECTOR W 6/7 GUST WITH 8 INTENSITY PROB OF RAIN SPELLS OF
GOOD WEATHER VIS MODERATE TO POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 7/8 WITH GUSTS PROB OF RAIN VIS
VERY POOR TO POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 07, NOVEMBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
1275/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA SOUTHERN BELLINGSHAUSEN SEA MOV SE DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR W WITH GUST IN 63S-69S 90W-80W UNTIL 08/0000
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 993HPA 70S 85W MOV E WKN
TROUGH 69S 83W 67S 82W 65S 81W MOV E NC
RIDGE 64S 63W 62S 60W 61S 59W MOV E NC
LOW 960HPA 69S 48W MOV E WKN
061400 UTC 1.SEA ICE LIMIT 5318S 02000W 5350S 02618W 5354S 03218W 5747S 03758W 5839S 04316W 6030S 04814W 6238S 05247W 6120S 05655W 6211S 06032W 6349S 06337W 6508S 06558W 6527S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5550S 03518W 28X25NM D33B 5535S 04141W 21X12NM D35 6009S 04442W 15X6 NM A83 5926S 04932W 12X7NM A85 5626S 04509W 10X3NM ICEBERG1 5604S 04558W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5639S 04007W 9X6NM D33C 6147S 05408W 5X3NM ICEBERG2 5059S 03838W 3X1NM ICEBERG3 5748S 04624W 5X3NM ICEBERG4 5517S 04137W 2X1NM ICEBERG5 5754S 04303W 2X1NM ICEBERG6 5803S 04413W 6X2NM ICEBERG7 5948S 04315W 2X1NM ICEBERG8 6003S 05022W 4X1NM ICEBERG9 6139S 06045W 4X1NM ICEBERG10 6145S 05415W 4X3NM ICEBERG11 5537S 03522W 2X1NM ICEBERG12 5606S 04543W 3X1NM ICEBERG13 6019S 04427W 6X2NM 4.ICEBERGS AREA A5423S 02000W 4600S 02000W 4600S 03900W 5857S 03859W B5857S 03859W 4900S 03900W 5500S 05500W 6311S 05459W C6311S 05459W 5600S 05500W 6100S 06716W 6600S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-11-8
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 6/5 WITH GUSTS INCR NW 7/6 WITH GUSTS BY 8/0300 PROB OF MIST PROB OFSCT RAIN AND SNOW MIXTURE IMPR STARTING NOON VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 5/6 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 8/0300 PROB OF MIST PROB OFSCT RAIN AND SNOW MIXTURE WORSENING STARTING THE MIDDLE OF THE PERIOD VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: NW 4/5 INCR NW 6/7 WITH GUSTS BY 8/0900 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING STARTING EVENING VIS MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 6/5 WITH GUSTS VEER NW 6/5 WITH GUSTS BY 8/0000 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE
GERLACHE STRAIT : NW 6/5 WITH GUSTS BACK SECTOR W 5/4 BY 07/2100 AFTERWARDS NW 4/3 BY 8/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
MARGARITA BAY : SECTOR N 5/6 WITH GUSTS BACK NW 5/6 WITH GUSTS BY 07/2100 AFTERWARDS NW 4/5 BY 8/0600 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
EREBUS Y TERROR GULF : SW 4/5 VEER SECTOR N 4/5 BY 07/2100 AFTERWARDS SECTOR W 4/5 BY 8/0600 PROB OF ISOL SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 63S: NW 6/7 WITH GUSTS BACK SECTOR W 5/4 BY 8/0300 AFTERWARDS SECTOR W 5/6 WITH GUSTS BY 8/0900 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE WORSENING STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 8/7 WITH GUSTS DECR NW 7/6 WITH GUSTS BY 07/2100 PROB OF MIST PROB OFMOD SNOW FALL WORSENING STARTING EVENING VIS MODERATE OCNL POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 8/7 WITH GUSTS DECR SECTOR W 7/6 WITH GUSTS BY 8/0000 AFTERWARDS SECTOR W 6/5 WITH GUSTS BY 8/0900 PROB OF MIST PROB OFHVY SNOW FALL WORSENING STARTING NOON VIS MODERATE TO POOR
NORTHERN WEDDELL SEA W OF 35W: SECTOR W 5/6 WITH GUSTS VEER NW 4/5 BY 8/0300 AFTERWARDS SECTOR W 6/5 WITH GUSTS BY 8/0900 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE WORSENING TOWARDS THE END OF THE PERIOD VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: NW 6/5 WITH GUSTS BACK SECTOR W 4/5 BY 8/0300 PROB OF MIST PROB OFSCT SNOW FALL IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): NE 5/6 WITH GUSTS VEER SECTOR E 5/6 WITH GUSTS BY 8/0000 AFTERWARDS SECTOR E 6/7 WITH GUSTS BY 8/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING NOON VIS MODERATE OCNL POOR=