1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-01-5, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 8: LOW 999HPA AT 44S 22W MOV E PROVOKES WINDS FORCE 8 FROM SECTOR W WITH
GUST BETWEEN 35S-40S AND 20W-30W FROM 05/0600
PART 2 GENERAL SYNOPSIS AT 21:00UTC
SEA ICE AND ICEBERGS REPORT 041400 UTC
1.SEA ICE LIMIT
6113S 02000W 6035S 02647W 6155S 03215W 6123S 03703W 6020S 04427W 6202S 04701W
6034S 05107W 6040S 05449W 6215S 05859W 6325S 06208W 6412S 06442W 6526S 06716W
2.ICEBERGS GREATER THAN 10NM
A23A 5301S 04034W 32X24NM
A74A 5819S 02125W 27X13NM
A77 4942S 03423W 27X4NM
A76C 6018S 03736W 16X7NM
B15AB 5802S 03915W 10X4NM
3.ICEBERGS SMALLER THAN 10NM
ICEBERG1 5122S 04145W 9X2NM
ICEBERG2 5255S 03954W 7X3NM
ICEBERG3 5118S 04031W 2X2NM
ICEBERG4 5244S 03821W 3X1NM
ICEBERG5 5257S 03953W 4X1NM
ICEBERG6 5235S 04019W 2X1NM
ICEBERG7 5352S 04120W 4X1NM
ICEBERG8 5017S 03905W 5X4NM
ICEBERG9 5033S 03120W 4X2NM
ICEBERG10 4951S 02944W 2X1NM
ICEBERG11 5310S 04002W 4X2NM
ICEBERG12 5251S 04024W 2X1NM
ICEBERG13 5257S 03921W 3X2NM
ICEBERG14 5258S 03916W 2X1NM
ICEBERG15 4920S 04106W 9X3NM
ICEBERG16 5259S 03911W 2X1NM
ICEBERG17 5236S 04043W 2X1NM
ICEBERG18 5025S 03827W 4X1NM
ICEBERG19 5252S 03918W 2X1NM
ICEBERG20 6048S 04529W 3X3NM
ICEBERG21 6138S 04703W 4X3NM
ICEBERG22 6036S 05140W 7X2NM
ICEBERG23 5000S 03913W 2X1NM
ICEBERG24 4942S 03722W 3X1NM
ICEBERG25 5003S 03910W 3X1NM
ICEBERG26 5042S 03652W 4X1NM
ICEBERG27 5029S 03624W 3X1NM
ICEBERG28 5301S 03922W 2X1NM
ICEBERG29 5720S 03852W 4X1NM
ICEBERG30 5229S 04114W 9X3NM
ICEBERG31 5233S 03930W 2X2NM
ICEBERG32 5230S 03928W 4X1NM
ICEBERG33 5221S 03850W 2X1NM
ICEBERG34 5804S 03917W 5X1NM
4.ICEBERGS AREA
A 6253S 02000W 4500S 02000W 4600S 04006W 6200S 04230W
B 6200S 04230W 4950S 04020W 5758S 05350W 6150S 05253W
C 6150S 05253W 5910S 05425W 6400S 06716W 6700S 06716W
HIGH 1020HPA 37S 56W MOV NE WKN
LOW 999HPA 44S 22W MOV E
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-01-6
COASTAL AREAS:
INNER RIO DE LA PLATA: VRB 3 VIS GOOD
OUTER RIO DE LA PLATA: VRB 3/4 VIS GOOD
URUGUAY SOUTH EAST COASTS: SECTOR S 4/4 BACK VRB 3 PROB OF FOG MIST IMPR
STARTING EARLY MORNING VIS MODERATE TO GOOD
MAR DEL PLATA COASTS(3617S - 3830S): VRB 3/4 VIS GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): VRB 4 VIS GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 6 WITH GUSTS VIS MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): VRB 4/5 WITH GUSTS VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S): VRB 5/6 WITH GUSTS PROB OF ISOL RAIN VIS
MODERATE OCNL POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 6 WITH GUSTS PROB OF SH VIS POOR
ISLAS MALVINAS COASTS: SECTOR W 5 WITH GUSTS PROB OF SH VIS MODERATE TO POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR W 8/7 WITH GUSTS BACK VRB
5/4 BY 5/0900 PROB OF RAIN NXT HVY RAIN VIS VERY POOR TO POOR
W OF 30 - E OF 40W: VRB 5 PROB OF RAIN IMPR TOWARDS THE END OF THE PERIOD VIS
POOR TO MODERATE
REST OF THE AREA: SW 6/5 WITH GUSTS VEER SECTOR W 5/4 PROB OF SH IMPR STARTING
EARLY MORNING VIS POOR TO GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SW 6/5 WITH GUSTS VEER
SECTOR W 5/6 WITH GUSTS BY 5/0600 PROB OF SH VIS POOR TO MODERATE
REST OF THE AREA: SECTOR W 4/5 VEER NW 6/7 GUST WITH 8 INTENSITY BY 5/1200 PROB
OF SH VIS MODERATE TO POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SECTOR W 5/6 WITH GUSTS PROB OF SH
VIS POOR TO MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: SECTOR W 4/5 VEER SECTOR N 6/7
WITH GUSTS BY 5/1500 PROB OF SH VIS MODERATE TO POOR
REST OF THE AREA: SECTOR W 3/4 VEER SECTOR N 5 PROB OF SH OF RAIN SH OF SNOW
VIS MODERATE TO POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 5/6 WITH GUSTS PROB OF SH VIS
MODERATE TO POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 6 WITH GUSTS PROB OF SH VIS POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 04, JANUARY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
11/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR W IN 60S-66S 70W-90W UNTIL 04/1500
12/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR W IN 60S-63S 60W-70W FROM 04/1800
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 982HPA 65S 82W 63S 75W 60S 70W MOV E DPN
LOW 980HPA 70S 30W MOV E WKN
RIDGE 60S 50W 65S 50W 70S 55W MOV E WKN
031400 UTC 1.SEA ICE LIMIT 6113S 02000W 6035S 02647W 6155S 03215W 6123S 03703W 6020S 04427W 6202S 04701W 6034S 05107W 6040S 05449W 6215S 05859W 6325S 06208W 6412S 06442W 6526S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5303S 04035W 32X24NM A74A 5822S 02133W 27X13NM A77 4955S 03507W 27X4NM A76C 6017S 03734W 16X7NM B15AB 5802S 03915W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5135S 04200W 9X2NM ICEBERG2 5258S 03955W 7X3NM ICEBERG3 5126S 04040W 2X2NM ICEBERG4 5244S 03821W 3X1NM ICEBERG5 5257S 03953W 4X1NM ICEBERG6 5235S 04019W 2X1NM ICEBERG7 5352S 04120W 4X1NM ICEBERG8 5017S 03905W 5X4NM ICEBERG9 5028S 03121W 4X2NM ICEBERG10 4951S 02944W 2X1NM ICEBERG11 5310S 04002W 4X2NM ICEBERG12 5251S 04024W 2X1NM ICEBERG13 5257S 03921W 3X2NM ICEBERG14 5258S 03916W 2X1NM ICEBERG15 5008S 04007W 9X3NM ICEBERG16 5259S 03911W 2X1NM ICEBERG17 5236S 04043W 2X1NM ICEBERG18 5025S 03827W 4X1NM ICEBERG19 5252S 03918W 2X1NM ICEBERG20 6048S 04529W 3X3NM ICEBERG21 6138S 04703W 4X3NM ICEBERG22 6036S 05140W 7X2NM ICEBERG23 5000S 03913W 2X1NM ICEBERG24 4942S 03722W 3X1NM ICEBERG25 5003S 03910W 3X1NM ICEBERG26 5042S 03652W 4X1NM ICEBERG27 5029S 03624W 3X1NM ICEBERG28 5301S 03922W 2X1NM ICEBERG29 5720S 03852W 4X1NM ICEBERG30 5300S 04053W 9X3NM ICEBERG31 5240S 03919W 2X2NM ICEBERG32 5245S 03920W 4X1NM ICEBERG33 5221S 03850W 2X1NM ICEBERG34 5804S 03917W 5X1NM 4.ICEBERGS AREA A 6253S 02000W 4500S 02000W 4600S 04006W 6200S 04230W B 6200S 04230W 4950S 04020W 5758S 05350W 6150S 05253W C 6150S 05253W 5910S 05425W 6400S 06716W 6700S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-01-5
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 3/4 INCR 8 BY 04/1800 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 3/5 PROB OF MIST PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 3/4 INCR 8 BY 04/1800 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 3/5 PROB OF MIST PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR
GERLACHE STRAIT : SECTOR N 3/4 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR OCNL VERY POOR
MARGARITA BAY : SECTOR N 3/4 VIS GOOD
EREBUS Y TERROR GULF : SECTOR S 4/5 PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): SECTOR W 8 DECR 4 BY 04/1500 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR S 3/4 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR
NORTHERN WEDDELL SEA (60-68S 20-50W): SECTOR N 3/4 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR W 3/4 PROB OF ISOL SNOW FALL PROB OF MIST VIS GOOD TO MODERATE OCNL POOR=