1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-01-26, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 39: STRONG BARIC GRADIENT ON WILL PROVOKE WINDS FORCE 8 FROM SECTOR S
WITH GUST BETWEEN 50S-60S 50W-60W FROM 26/1800
WARNING 38: STRONG BARIC GRADIENT ON MOV E WILL PROVOKE WINDS FORCE 8 FROM SW
WITH GUST IN SOUTH PATAGONIA COASTS ISLAS MALVINAS COASTS FROM 26/0300
PART 2 GENERAL SYNOPSIS AT 21:00UTC
251400 UTC 1.SEA ICE LIMIT 7237S 02012W 6910S 02537W 6146S 02752W 6545S 03022W
6120S 03535W 6105S 03952W 6143S 04420W 6123S 04735W 6018S 04936W 6213S 05628W
6337S 06129W 6558S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5146S 04124W 26X22NM
A23J 5236S 04129W 11X8NM A77 4954S 02704W 27X4NM A76C 5958S 03806W 16X7NM B15AB
5705S 03603W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5036S 03806W 6X1NM
ICEBERG2 5222S 03925W 6X2NM ICEBERG3 5352S 04120W 3X1NM ICEBERG4 5026S 03542W
5X4NM ICEBERG5 4954S 03104W 4X1NM ICEBERG6 6106S 04520W 2X1NM ICEBERG7 5143S
03937W 9X3NM ICEBERG8 5217S 04016W 4X1NM ICEBERG9 5155S 03606W 2X1NM ICEBERG10
5551S 03200W 5X1NM ICEBERG11 5157S 04025W 4X1NM ICEBERG12 5017S 03710W 3X1NM
ICEBERG13 5108S 03945W 5X2NM ICEBERG14 5948S 03418W 5X2NM ICEBERG15 5236S 04117W
8X3NM ICEBERG16 5229S 04121W 4X2NM ICEBERG17 4853S 02621W 4X1NM ICEBERG18 5243S
04127W 3X1NM ICEBERG19 5111S 04051W 3X1NM ICEBERG20 5221S 04115W 3X1NM ICEBERG21
5019S 03713W 3X1NM ICEBERG22 5040S 03820W 6X1NM ICEBERG23 5155S 04035W 3X1NM
ICEBERG24 4856S 02616W 3X1NM 4.ICEBERGS AREA A 6000S 02000W 4500S 02000W 4515S
03540W 6140S 03555W B 6140S 03555W 4650S 03528W 5730S 04615W 6210S 04310W C
7000S 02000W 6010S 02000W 6210S 03500W 7010S 02610W D 6210S 04310W 5730S 04615W
5800S 05920W 6520S 06716W
LOW 993HPA 56S 58W MOV SE DPN EXTENDS CFNT AT 56S 58W 51S 63W 49S 67W MOV E
ASOCIATED WITH WFNT AT 56S 58W 55S 50W
HIGH 1023HPA 39S 42W NOT MOV INTSF
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-01-27
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR N 5 WITH GUSTS DECR VRB 3 BY 26/1200 VIS GOOD
OUTER RIO DE LA PLATA: NE 6/5 WITH GUSTS INCR 6 WITH GUSTS BY 26/1800 VIS GOOD
OCNL MODERATE
URUGUAY SOUTH EAST COASTS: NE 6/5 WITH GUSTS INCR 6 WITH GUSTS BY 26/1800 VIS
GOOD OCNL MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 6/5 WITH GUSTS INCR 6 WITH GUSTS
BY 26/1800 PROB OF ISOL STORMS VIS MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 6/5 BACK SECTOR S 5 BY
26/1500 PROB OF HVY STORMS NEXT ISOL STORMS VIS MODERATE OCNL POOR
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 7 WITH GUSTS BACK SECTOR S 6/5
WITH GUSTS BY 26/0900 PROB OF HVY STORMS NEXT ISOL STORMS VIS MODERATE OCNL
POOR
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 6 WITH GUSTS BACK SECTOR S 7/6
GUST WITH 8 INTENSITY BY 26/0600 BACK SECTOR N 5/6 BY 26/2100 PROB OF SH DURING
THE EARLY MORNING VIS MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SW 8 DECR 5/4 BY 26/1500 VEER SECTOR N 5/6
WITH GUSTS BY 26/2100 PROB OF RAIN IMPR TOWARDS EVENING VIS POOR TO MODERATE
FIN DEL MUNDO COASTS(54S - 55S): SECTOR S 7/6 GUST WITH 8 INTENSITY BACK
SECTOR N 5 BY 26/2100 PROB OF RAIN IMPR DURING THE EVENING VIS MODERATE TO
GOOD
ISLAS MALVINAS COASTS: SECTOR N 4/5 BACK SECTOR S 6 BY 26/0600 INCR SW 8 BY
26/1200 PROB OF RAIN STARTING EARLY MORNING IMPR TOWARDS NIGTH VIS POOR TO
MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 40W: SECTOR W 4/5 LOW PROB OF SH VIS
GOOD OCNL MODERATE
REST OF THE AREA: SECTOR N 5 WITH GUSTS VIS GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR W 4/5 LOW PROB OF RAIN VIS
GOOD
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SECTOR N 5/6 WITH GUSTS PROB
OF RAIN STARTING NIGTH VIS GOOD TO MODERATE
E OF 50 - S OF 45S: NW 5/6 WITH GUSTS INCR 7 BY 26/2300 PROB OF RAIN STARTING
NIGTH VIS MODERATE TO POOR
REST OF THE AREA: SECTOR N 5/6 WITH GUSTS BACK SW 7 GUST WITH 8 INTENSITY BY
26/1500 PROB OF RAIN IMPR TOWARDS NIGTH VIS POOR TO MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR W 5 WITH GUSTS PROB OF RAIN VIS
MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50 - N OF 55S: NW 5/6 WITH GUSTS
PROB OF RAIN STARTING NIGTH VIS MODERATE TO POOR
W OF 50 - N OF 55S: NW 5/6 WITH GUSTS BACK 6 AFTERWARDS SECTOR S 8 WITH GUSTS
BY 26/1500 PROB OF RAIN VIS POOR
E OF 50 - S OF 55S: SECTOR N 4 BACK SECTOR S 4/5 BY 26/2300 PROB OF RAIN
STARTING NIGTH VIS MODERATE TO POOR
REST OF THE AREA: SECTOR N 4 BACK SECTOR S 5/6 WITH GUSTS BY 26/0900 PROB OF
RAIN IMPR TOWARDS NIGTH VIS MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 4 BACK SECTOR S 5/6 BY 26/0600 VEER
SECTOR W BY 26/1800 LOW PROB OF RAIN IMPR TOWARDS EVENING VIS MODERATE TO GOOD
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 26, JANUARY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
63/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E WEAKENING PROVOKES WINDS FORCE 8 WITH GUST BACK SECTOR W WITH GUST IN 61S-65S 50W-43W UNTIL 26/1100
64/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-64S 90W-80W UNTIL 26/1800
65/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST IN 64S-70S 85W-70W FROM 26/1200
PART 2 GENERAL SYNOPSIS AT 21:00UTC
TROUGH 60S 50W 63S 54W 65S 57W MOV E WKN
LOW 966HPA 65S 38W MOV SE WKN
LOW 951HPA 65S 90W MOV E DPN
251400 UTC 1.SEA ICE LIMIT 7237S 02012W 6910S 02537W 6146S 02752W 6545S 03022W 6120S 03535W 6105S 03952W 6143S 04420W 6123S 04735W 6018S 04936W 6213S 05628W 6337S 06129W 6558S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5146S 04124W 26X22NM A23J 5236S 04129W 11X8NM A77 4954S 02704W 27X4NM A76C 5958S 03806W 16X7NM B15AB 5705S 03603W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5036S 03806W 6X1NM ICEBERG2 5222S 03925W 6X2NM ICEBERG3 5352S 04120W 3X1NM ICEBERG4 5026S 03542W 5X4NM ICEBERG5 4954S 03104W 4X1NM ICEBERG6 6106S 04520W 2X1NM ICEBERG7 5143S 03937W 9X3NM ICEBERG8 5217S 04016W 4X1NM ICEBERG9 5155S 03606W 2X1NM ICEBERG10 5551S 03200W 5X1NM ICEBERG11 5157S 04025W 4X1NM ICEBERG12 5017S 03710W 3X1NM ICEBERG13 5108S 03945W 5X2NM ICEBERG14 5948S 03418W 5X2NM ICEBERG15 5236S 04117W 8X3NM ICEBERG16 5229S 04121W 4X2NM ICEBERG17 4853S 02621W 4X1NM ICEBERG18 5243S 04127W 3X1NM ICEBERG19 5111S 04051W 3X1NM ICEBERG20 5221S 04115W 3X1NM ICEBERG21 5019S 03713W 3X1NM ICEBERG22 5040S 03820W 6X1NM ICEBERG23 5155S 04035W 3X1NM ICEBERG24 4856S 02616W 3X1NM 4.ICEBERGS AREA A 6000S 02000W 4500S 02000W 4515S 03540W 6140S 03555W B 6140S 03555W 4650S 03528W 5730S 04615W 6210S 04310W C 7000S 02000W 6010S 02000W 6210S 03500W 7010S 02610W D 6210S 04310W 5730S 04615W 5800S 05920W 6520S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-01-27
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT E OF 60W: VRB 3/4 INCR SW 4/5 WITH GUSTS BY 26/2000 PROB OF MIST PROB OFISOL RAIN WORSENING SLOWLY STARTING EARLY MORNING VIS GOOD TO MODERATE
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 6/7 WITH GUSTS VEER SECTOR N 7 GUST WITH 8 INTENSITY BY 26/2100 PROB OF INTERMITTENT DRIZZLE RAIN WORSENING DURING THE NIGTH VIS GOOD TO MODERATE OCNL POOR
MAR DE LA FLOTA COASTS E OF 60W: VRB 3/4 INCR SW 4/5 WITH GUSTS BY 26/2000 PROB OF MIST PROB OFISOL RAIN WORSENING SLOWLY STARTING EARLY MORNING VIS GOOD TO MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 6/7 WITH GUSTS VEER SECTOR N 7 GUST WITH 8 INTENSITY BY 26/2100 PROB OF INTERMITTENT DRIZZLE RAIN WORSENING DURING THE NIGTH VIS GOOD TO MODERATE OCNL POOR
GERLACHE STRAIT : NE 4/5 WITH GUSTS INCR NE 6/7 WITH GUSTS BY 26/2100 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE OCNL GOOD
MARGARITA BAY : NE 4/3 INCR NE 5/6 WITH GUSTS BY 26/2100 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE WORSENING SLOWLY DURING THE EARLY MORNING VIS GOOD TO POOR OCNL MODERATE
EREBUS Y TERROR GULF : VRB 4/3 INCR SECTOR N 4/5 WITH GUSTS BY 26/0600 PROB OF MIST FOG PATCHES WORSENING DURING THE NIGTH VIS GOOD TO MODERATE OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR N 7/8 WITH GUSTS BACK NW 8/9 WITH GUSTS BY 26/1100 PROB OF MIST PROB OFSCT DRIZZLE RAIN WORSENING STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 5/4 VEER SECTOR E 6 GUST WITH 8 INTENSITY BY 26/0300 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 5/6 INCR SECTOR E 7/8 WITH GUSTS BY 26/1000 PROB OF MIST PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS MODERATE OCNL POOR
NORTHERN WEDDELL SEA N OF 66 - W OF 40W: SECTOR W 8/7 WITH GUSTS DECR VRB 4/3 BY 26/0600 PROB OF MIST PROB OFISOL RAIN AND SNOW MIXTURE IMPR DURING THE NIGTH VIS POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA N OF 65 - E OF 40W: NW 8 WITH GUSTS DECR SW 7/6 BY 26/1000 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE IMPR STARTING NOON VIS POOR TO MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: SE 7/6 WITH GUSTS DECR SECTOR S 4/5 BY 26/0900 PROB OF MIST PROB OFINTERMITTENT RAIN AND SNOW MIXTURE IMPR DURING THE EARLY MORNING VIS POOR TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): VRB 5/4 PROB OF ISOL MIST PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE OCNL POOR=