1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-01-7, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 13: STRONG BARIC GRADIENT ON WILL PROVOKE WINDS FORCE 8 FROM SECTOR S
WITH GUST IN OUTER RIO DE LA PLATA MAR DEL PLATA COASTS FROM 07/1800
PART 2 GENERAL SYNOPSIS AT 21:00UTC
HIGH 1014HPA 45S 64W MOV NE INTSF EXP 43S 60W BY 08/0000
LOW 975HPA 58S 40W MOV NE WKN EXP 53S 35W BY 08/0000
CFNT AT 45S 43W 45S 42W 42S 51W MOV NE
LOW 1005HPA 40S 58W MOV SE DPN EXP 42S 38W BY 08/0000 EXTENDS CFNT AT RINCON
BAHIA BLANCA COASTS MOV NE EXP URUGUAY SOUTH EAST COASTS BY 07/2100
061400 UTC 1.SEA ICE LIMIT 6103S 02000W 6014S 02635W 6123S 02905W 5923S 03253W
5958S 03702W 6053S 04146W 6013S 04612W 6001S 05105W 6059S 05624W 6146S 05926W
6331S 06207W 6527S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5300S 04042W 26X22NM
A74A 5819S 02115W 23X13NM A77 5009S 03241W 27X4NM A76C 6025S 03747W 16X7NM B15AB
5825S 03758W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5050S 04052W 7X2NM
ICEBERG2 5256S 03951W 7X3NM ICEBERG3 5106S 04013W 2X2NM ICEBERG4 5226S 03847W
3X1NM ICEBERG5 5259S 03950W 4X1NM ICEBERG6 5352S 04121W 4X1NM ICEBERG7 5013S
03853W 5X4NM ICEBERG8 5047S 03124W 3X1NM ICEBERG9 4956S 02931W 2X1NM ICEBERG10
5310S 04016W 2X2NM ICEBERG11 4914S 03949W 9X3NM ICEBERG12 5259S 03911W 2X1NM
ICEBERG13 5259S 04107W 2X1NM ICEBERG14 5037S 03820W 4X1NM ICEBERG15 5225S 03940W
2X1NM ICEBERG16 6046S 04528W 3X3NM ICEBERG17 6133S 04657W 4X3NM ICEBERG18 6020S
05105W 7X2NM ICEBERG19 5014S 03847W 2X1NM ICEBERG20 5720S 03852W 4X1NM ICEBERG21
5212S 04120W 9X3NM ICEBERG22 5230S 03934W 2X2NM ICEBERG23 5224S 03934W 4X1NM
ICEBERG24 5204S 03848W 2X1NM ICEBERG25 5833S 03755W 5X1NM ICEBERG26 5229S 03935W
3X1NM ICEBERG27 5219S 03939W 3X1NM 4.ICEBERGS AREA A 6200S 02000W 4500S 02000W
4500S 03400W 6000S 03400W B 6000S 03400W 4500S 03400W 5300S 04600W 6200S 04700W
C 6200S 04700W 5300S 04600W 6300S 06716W 6800S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-01-8
COASTAL AREAS:
INNER RIO DE LA PLATA: NE 5 BACK SECTOR W BY 7/1200 BACK SE 7 GUST WITH 8
INTENSITY BY 7/2100 PROB OF RAIN ISOL SH STARTING EARLY MORNING IMPR TOWARDS THE
END OF THE PERIOD VIS GOOD TO MODERATE OCNL POOR
OUTER RIO DE LA PLATA: NE 6 WITH GUSTS BACK SECTOR W BY 7/1500 TEMPO BACK SE
WITH GUSTS BY 7/2100 PROB OF RAIN ISOL SH STARTING EARLY MORNING IMPR TOWARDS
THE END OF THE PERIOD VIS GOOD TO VERY POOR
URUGUAY SOUTH EAST COASTS: SECTOR N 6 WITH GUSTS BACK SECTOR W BY 7/1500 BACK SE
7 GUST WITH 8 INTENSITY BY 7/2300 PROB OF RAIN ISOL STORMS STARTING EARLY
MORNING VIS GOOD TO MODERATE OCNL POOR
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 6 WITH GUSTS BACK SECTOR S 7
WITH GUSTS BY 7/1200 INCR 8 WITH GUSTS BY 7/1800 PROB OF RAIN ISOL STORMS IMPR
STARTING EVENING VIS MODERATE TO VERY POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR S 6/7 GUST WITH 8 INTENSITY
BACK SECTOR E 6 WITH GUSTS BY 7/1200 PROB OF RAIN ISOL STORMS IMPR STARTING
EARLY MORNING VIS MODERATE OCNL POOR TO GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR E 6/5 WITH GUSTS LOW PROB OF
ISOL RAIN STARTING EARLY MORNING NEXT IMPR VIS GOOD OCNL MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR E 6/5 WITH GUSTS DECR VRB 4/3 BY
7/1200 INCR SECTOR N 5 BY 7/2100 VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR S 7/6 WITH GUSTS VEER SECTOR W 5 BY
7/1500 VEER SECTOR N BY 7/2100 LOW PROB OF RAIN IMPR DURING THE EARLY MORNING
VIS MODERATE TO GOOD
FIN DEL MUNDO COASTS(54S - 55S): SECTOR S 6 WITH GUSTS VEER SECTOR W BY 7/1500
LOW PROB OF ISOL RAIN SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD
ISLAS MALVINAS COASTS: SW 7/6 GUST WITH 8 INTENSITY PROB OF RAIN ISOL SH VIS
POOR TO MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR W 6 WITH GUSTS VEER SECTOR N
7 GUST WITH 8 INTENSITY BY 7/2100 PROB OF RAIN ISOL STORMS TOWARDS THE END OF
THE PERIOD VIS GOOD TO POOR
W OF 40 - E OF 50W: NW 6 WITH GUSTS BACK SECTOR S BY 7/2100 PROB OF RAIN ISOL
STORMS STARTING EARLY MORNING VIS GOOD TO POOR
REST OF THE AREA: SECTOR N 6 WITH GUSTS BACK SECTOR S 7 GUST WITH 8 INTENSITY
BY 7/1500 PROB OF RAIN ISOL STORMS STARTING EARLY MORNING IMPR TOWARDS THE END
OF THE PERIOD VIS MODERATE TO POOR OCNL VERY POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30 - N OF 45S: SECTOR W 6/7 GUST
WITH 8 INTENSITY VIS MODERATE OCNL POOR
W OF 30 - N OF 45S: SECTOR W 6/7 GUST WITH 8 INTENSITY BACK SECTOR S BY 7/1800
PROB OF RAIN VIS MODERATE TO POOR OCNL VERY POOR
REST OF THE AREA: SECTOR W 7/6 GUST WITH 8 INTENSITY PROB OF ISOL RAIN SPELLS
OF GOOD WEATHER VIS POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - N OF 45S: SECTOR W 6 WITH
GUSTS BACK SECTOR S BY 7/0600 PROB OF RAIN VIS MODERATE TO POOR
E OF 50 - S OF 45S: W 7/6 GUST WITH 8 INTENSITY BACK SW BY 7/1800 PROB OF ISOL
RAIN VIS POOR OCNL VERY POOR TO MODERATE
REST OF THE AREA: SECTOR S 7/6 GUST WITH 8 INTENSITY DECR 5 WITH GUSTS BY
7/2300 PROB OF RAIN ISOL STORMS IMPR STARTING EVENING VIS POOR TO MODERATE OCNL
GOOD
SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: SECTOR W 7/6 WITH GUSTS PROB
OF ISOL RAIN VIS POOR TO MODERATE
E OF 30 - S OF 55S: SE 5 WITH GUSTS DECR VRB 4/3 BY 7/1500 PROB OF RAIN AND
SNOW MIXTURE VIS MODERATE OCNL POOR
REST OF THE AREA: SECTOR N 5 WITH GUSTS BACK SECTOR W 6 WITH GUSTS BY 7/0900
BACK SECTOR E BY 7/1500 PROB OF RAIN AND SNOW MIXTURE VIS MODERATE OCNL POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR W 7/6 WITH GUSTS BACK
SECTOR S BY 7/0600 PROB OF ISOL RAIN VIS POOR OCNL VERY POOR TO MODERATE
E OF 50 - S OF 55S: SECTOR S 7/6 GUST WITH 8 INTENSITY PROB OF RAIN AND SNOW
MIXTURE VIS POOR OCNL VERY POOR
REST OF THE AREA: SECTOR S 6 WITH GUSTS VEER SECTOR W BY 7/2100 PROB OF RAIN
AND SNOW MIXTURE IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR S 6 WITH GUSTS VEER SECTOR W 7 GUST
WITH 8 INTENSITY BY 7/1200 PROB OF RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER
VIS POOR OCNL MODERATE
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 07, JANUARY 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 21:00UTC
LOW 988HPA 70S 90W MOV E DPN EXTENDS CFNT AT 70S 90W 65S 80W 62S 75W
RIDGE 60S 75W 65S 75W 70S 75W MOV E DPN
RIDGE 60S 75W 61S 65W 62S 65W MOV E INTSF
061400 UTC 1.SEA ICE LIMIT 6103S 02000W 6014S 02635W 6123S 02905W 5923S 03253W 5958S 03702W 6053S 04146W 6013S 04612W 6001S 05105W 6059S 05624W 6146S 05926W 6331S 06207W 6527S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5300S 04042W 26X22NM A74A 5819S 02115W 23X13NM A77 5009S 03241W 27X4NM A76C 6025S 03747W 16X7NM B15AB 5825S 03758W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5050S 04052W 7X2NM ICEBERG2 5256S 03951W 7X3NM ICEBERG3 5106S 04013W 2X2NM ICEBERG4 5226S 03847W 3X1NM ICEBERG5 5259S 03950W 4X1NM ICEBERG6 5352S 04121W 4X1NM ICEBERG7 5013S 03853W 5X4NM ICEBERG8 5047S 03124W 3X1NM ICEBERG9 4956S 02931W 2X1NM ICEBERG10 5310S 04016W 2X2NM ICEBERG11 4914S 03949W 9X3NM ICEBERG12 5259S 03911W 2X1NM ICEBERG13 5259S 04107W 2X1NM ICEBERG14 5037S 03820W 4X1NM ICEBERG15 5225S 03940W 2X1NM ICEBERG16 6046S 04528W 3X3NM ICEBERG17 6133S 04657W 4X3NM ICEBERG18 6020S 05105W 7X2NM ICEBERG19 5014S 03847W 2X1NM ICEBERG20 5720S 03852W 4X1NM ICEBERG21 5212S 04120W 9X3NM ICEBERG22 5230S 03934W 2X2NM ICEBERG23 5224S 03934W 4X1NM ICEBERG24 5204S 03848W 2X1NM ICEBERG25 5833S 03755W 5X1NM ICEBERG26 5229S 03935W 3X1NM ICEBERG27 5219S 03939W 3X1NM 4.ICEBERGS AREA A 6200S 02000W 4500S 02000W 4500S 03400W 6000S 03400W B 6000S 03400W 4500S 03400W 5300S 04600W 6200S 04700W C 6200S 04700W 5300S 04600W 6300S 06716W 6800S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-01-8
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 4/5 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS MORNING VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 3/4 PROB OF MIST PROB OF SNOW FALL VIS GOOD TO MODERATE OCNL POOR
MAR DE LA FLOTA COASTS W OF 60W: SW 4/5 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS MORNING VIS MODERATE TO POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: SW 3/4 PROB OF FOG PROB OF SNOW FALL VIS GOOD TO MODERATE OCNL POOR
GERLACHE STRAIT : SW 3/4 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL IMPR TOWARDS MORNING VIS VERY POOR TO GOOD
MARGARITA BAY : SECTOR N 3/4 VEER SE 3 BY 7/1200 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL IMPR TOWARDS MORNING VIS VERY POOR TO GOOD
EREBUS Y TERROR GULF : SECTOR S 3/4 PROB OF MIST FOG PATCHES VIS GOOD TO MODERATE OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): SECTOR W 4/5 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 W 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 S 4/5 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS VERY POOR TO POOR OCNL MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3/4 PROB OF ISOL SNOW FALL PROB OF MIST VIS GOOD TO MODERATE OCNL POOR=