1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-11-02, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 464: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM W WITH GUST
IN FIN DEL MUNDO COASTS DRAKE AREA (55S- 60S AND 60W- 67W) FROM 03/0600
WARNING 463: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 WITH GUST BETWEEN
50S-55S AND 20W-40W
PART 2 GENERAL SYNOPSIS AT 09:00UTC
011400 UTC 1.SEA ICE LIMIT 5315S 02000W 5249S 02618W 5233S 03218W 5553S 03758W
5653S 04316W 5953S 04814W 6220S 05247W6231S 05654W 6617S 06033W 6313S 06337W
6429S 06558W 6507S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5543S 03556W 28X25NM
D33B 5546S 04204W 21X12NM D35 6010S 04426W 15X6 NM A83 5923S 04959W 12X7NM A85
5632S 04621W 10X3NM ICEBERG1 5644S 04523W 10X3NM 3.ICEBERGS SMALLER THAN 10NM
D32 5639S 03932W 9X6NM D33C 6148S 05342W 9X5NM ICEBERG2 5045S 03930W 5X3NM
ICEBERG3 5722S 04643W 5X3NM ICEBERG4 5534S 04148W 2X1NM ICEBERG5 5924S 04930W
2X1NM ICEBERG6 5754S 04358W 2X1NM ICEBERG7 5712S 04354W 6X2NM ICEBERG8 5957S
04348W 2X1NM ICEBERG9 6017S 05154W 4X1NM ICEBERG10 5439S 04211W 2X1NM ICEBERG11
6157S 06133W 4X1NM 4.ICEBERGS AREA A5400S 02000W 4900S 02000W 4900S 03800W 5700S
03600W B5500S 05500W 6400S 05500W 5900S 06716W 6530S 06716W C5500S 05500W 6400S
05500W 4700S 03800W 5700S 03600W
STRONG BARIC GRADIENT 50S 55W 20S 40W MOV E
LOW 990HPA 52S 45W MOV E EXTENDS CFNT AT 52S 45W 42S 51W 35S 60W MOV E
WFNT AT 52S 45W 53S 42W 55S 37W MOV SE
HIGH 1017HPA 37S 64W MOV E EXP 42S 55W BY 03/1200 EXTENDS RIDGE AT 37S 64W 48S
67W 60S 67W MOV E
HIGH 1029HPA 35S 32W MOV NE EXP 35S 25W BY 03/1200
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-11-3
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR S 3 BACK SECTOR E PROB OF MIST FOG PATCHES VIS
POOR OCNL MODERATE
OUTER RIO DE LA PLATA: SECTOR S 3 BACK SECTOR E PROB OF RAIN STORMS IMPR PROB OF
MIST FOG PATCHES VIS POOR OCNL MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR N 3 BACK SECTOR S PROB OF MIST FOG PATCHES VIS
POOR OCNL MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR S 3 BACK NE MIST FOG PATCHES
DISSIPATING PROB OF DRIZZLE RAIN IMPR VIS POOR TO GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR S 3 BACK NE MIST FOG PATCHES
DISSIPATING PROB OF RAIN STORMS STARTING THE END OF THE PERIOD VIS POOR TO
GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR S 3 BACK NE 4/5 WITH GUSTS PROB
OF MIST STARTING EARLY MORNING PROB OF RAIN STORMS STARTING THE END OF THE
PERIOD VIS GOOD TO MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR W 3/4 VEER NW 4/5 WITH GUSTS VIS
GOOD OCNL MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 5/6 WITH GUSTS VEER NW 5 WITH
GUSTS VIS MODERATE OCNL GOOD
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 7/8 WITH GUSTS PROB OF RAIN AND SNOW
MIXTURE VIS MODERATE TO POOR
ISLAS MALVINAS COASTS: SECTOR W 5/6 WITH GUSTS PROB OF RAIN AND SNOW MIXTURE VIS
MODERATE TO POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR S 6/4 PROB OF SH IMPR VIS
POOR TO GOOD
E OF 40 - W OF 30W: VRB 3 VEER SECTOR N 5/6 PROB OF RAIN STORMS STARTING NIGTH
VIS GOOD TO MODERATE
REST OF THE AREA: SECTOR N 5/4 BACK SECTOR S 4/3 PROB OF RAIN STORMS VIS POOR
OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR W 4 VEER NW 6/7 WITH GUSTS
BACK SECTOR W 6/5 WITH GUSTS PROB OF HVY SH RAIN VIS MODERATE TO POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: NW 6/7 WITH GUSTS BACK
SECTOR W 5 WITH GUSTS PROB OF SH RAIN IMPR VIS POOR TO MODERATE
REST OF THE AREA: SECTOR W 5 WITH GUSTS VEER SECTOR N 4/5 WITH GUSTS VIS GOOD
OCNL MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: NW 8 WITH GUSTS BACK SECTOR W
6/5 WITH GUSTS PROB OF RAIN AND SNOW MIXTURE VIS POOR
REST OF THE AREA: NW 7 WITH GUSTS BACK SECTOR W 7 WITH GUSTS PROB OF SNOW FALL
VIS POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 7 WITH GUSTS PROB OF SNOW FALL
VIS POOR
DRAKE AREA (55S- 60S AND 60W- 67W): NW 5/7 WITH GUSTS BACK SECTOR W 8 WITH GUSTS
PROB OF RAIN AND SNOW MIXTURE VIS POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 02, NOVEMBER 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1
NO WARNINGS
PART 2 GENERAL SYNOPSIS AT 09:00UTC
TROUGH 64S 87W 62S 83W 60S 79W MOV E NC
TROUGH 63S 72W 62S 70W 61S 68W MOV E NC
LOW 974HPA 62S 47W MOV E WKN
HIGH 987HPA 70S 38W MOV NE INTSF
011400 UTC 1.SEA ICE LIMIT 5315S 02000W 5249S 02618W 5233S 03218W 5553S 03758W 5653S 04316W 5953S 04814W 6220S 05247W6231S 05654W 6617S 06033W 6313S 06337W 6429S 06558W 6507S 06716W 2.ICEBERGS GREATER THAN 10NM A81 5543S 03556W 28X25NM D33B 5546S 04204W 21X12NM D35 6010S 04426W 15X6 NM A83 5923S 04959W 12X7NM A85 5632S 04621W 10X3NM ICEBERG1 5644S 04523W 10X3NM 3.ICEBERGS SMALLER THAN 10NM D32 5639S 03932W 9X6NM D33C 6148S 05342W 9X5NM ICEBERG2 5045S 03930W 5X3NM ICEBERG3 5722S 04643W 5X3NM ICEBERG4 5534S 04148W 2X1NM ICEBERG5 5924S 04930W 2X1NM ICEBERG6 5754S 04358W 2X1NM ICEBERG7 5712S 04354W 6X2NM ICEBERG8 5957S 04348W 2X1NM ICEBERG9 6017S 05154W 4X1NM ICEBERG10 5439S 04211W 2X1NM ICEBERG11 6157S 06133W 4X1NM 4.ICEBERGS AREA A5400S 02000W 4900S 02000W 4900S 03800W 5700S 03600W B5500S 05500W 6400S 05500W 5900S 06716W 6530S 06716W C5500S 05500W 6400S 05500W 4700S 03800W 5700S 03600W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-11-3
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 4/5 VEER SECTOR N 5/6 WITH GUSTS BY 3/0000 PROB OF MIST PROB OFMOD SNOW FALL WORSENING DURING THE EVENING VIS MODERATE OCNL POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 6/5 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 02/0300 AFTERWARDS NE 3/4 BY 3/0900 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS MODERATE TO POOR
MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 3/4 VEER NE 4/5 BY 3/0000 AFTERWARDS SECTOR E 5/6 WITH GUSTS BY 3/0900 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR S 3/4 VEER SECTOR W 4/5 BY 02/2100 AFTERWARDS NE 3/4 BY 3/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS MODERATE TO GOOD
GERLACHE STRAIT : SW 4/3 VEER SECTOR N 3/4 BY 02/2100 AFTERWARDS NE 5/6 WITH GUSTS BY 3/0600 PROB OF MIST PROB OFMOD SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
MARGARITA BAY : SECTOR S 3/4 VEER SECTOR N 3/4 BY 3/0000 AFTERWARDS NE 4/5 WITH GUSTS BY 3/0900 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
EREBUS Y TERROR GULF : SECTOR E 3/4 BACK NE 3/4 BY 3/0600 PROB OF MIST PROB OFSLIGHT SNOW FALL IMPR DURING THE EVENING VIS MODERATE OCNL GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 78W: SECTOR W 4/5 VEER SECTOR N 5/6 WITH GUSTS BY 02/2100 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 3/4 INCR SECTOR E 5/6 WITH GUSTS BY 02/2100 AFTERWARDS SECTOR N 4/5 BY 3/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE OCNL POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 4/5 VEER SECTOR E 5/6 WITH GUSTS BY 3/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING EVENING VIS MODERATE OCNL POOR
NORTHERN WEDDELL SEA N OF 63S: SECTOR W 3/4 INCR SECTOR W 5/6 WITH GUSTS BY 3/0000 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE IMPR STARTING THE MIDDLE OF THE PERIOD VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR E 3/4 VEER SE 3/4 BY 3/0000 PROB OF MIST DISSIPATING STARTING NOON VIS MODERATE TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR N 3/4 BACK SECTOR W 3/4 BY 3/0300 PROB OF MIST DISSIPATING STARTING NOON VIS MODERATE TO GOOD=