1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-01-25, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1
NO WARNINGS
PART 2 GENERAL SYNOPSIS AT 21:00UTC
HIGH 1023HPA 40S 35W NOT MOV NC EXTENDS RIDGE AT 43S 32W 46S 33W 47S 35W MOV
NE
LOW 1011HPA 48S 42W WKN EXTENDS CFNT AT 46S 43W 44S 46W MOV E
CFNT AT DRAKE AREA (55S- 60S AND 60W- 67W) FIN DEL MUNDO COASTS MOV E
241400 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 5158S 04124W 26X22NM
A23J 5236S 04129W 11X8NM A74A 5811S 02000W 23X13NM A77 4951S 02703W 27X4NM A76C
6002S 03806W 16X7NM B15AB 5654S 03602W 10X4NM 3.ICEBERGS SMALLER THAN 10NM
ICEBERG1 5031S 03831W 6X1NM ICEBERG2 5220S 03926W 6X2NM ICEBERG3 5352S 04121W
3X1NM ICEBERG4 5028S 03546W 5X4NM ICEBERG5 4954S 03104W 4X1NM ICEBERG6 6106S
04520W 2X1NM ICEBERG7 5143S 03938W 9X3NM ICEBERG8 5215S 04016W 4X1NM ICEBERG9
5155S 03606W 2X1NM ICEBERG10 5623S 03211W 5X1NM ICEBERG11 5159S 04026W 4X1NM
ICEBERG12 5021S 03713W 3X1NM ICEBERG13 5108S 03951W 5X2NM ICEBERG14 5948S 03418W
5X2NM ICEBERG15 5241S 04121W 8X3NM ICEBERG16 4905S 02626W 4X2NM ICEBERG17 4914S
02634W 4X1NM ICEBERG18 5243S 04127W 3X1NM ICEBERG19 5129S 04112W 3X1NM ICEBERG20
5232S 04117W 3X1NM ICEBERG21 5025S 03720W 3X1NM ICEBERG22 5029S 03848W 6X1NM
ICEBERG23 5155S 04035W 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 2026-01-26
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR E 4 VIS GOOD
OUTER RIO DE LA PLATA: NE 5 WITH GUSTS VIS GOOD
URUGUAY SOUTH EAST COASTS: NE 4 WITH GUSTS VIS GOOD
MAR DEL PLATA COASTS(3617S - 3830S): NE 5 WITH GUSTS VIS GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): NE 5/4 INCR 6/7 BY 25/2100 PROB OF
ISOL STORMS STARTING EVENING VIS GOOD TO MODERATE OCNL POOR
PENINSULA DE VALDES COASTS(41S - 45S): NE 5 WITH GUSTS VIS GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 4 BACK NW 4/5 BY 25/1800 VIS
GOOD
SOUTH PATAGONIA COASTS(48S - 54S) N OF 50S: NW 5 WITH GUSTS VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S) REST OF THE AREA: VRB 3 INCR NW 5 BY 25/1200
PROB OF ISOL RAIN TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
FIN DEL MUNDO COASTS(54S - 55S): VRB 3 NW 4 BY 25/1800 PROB OF ISOL RAIN IMPR
TOWARDS MORNING VIS MODERATE TO GOOD
ISLAS MALVINAS COASTS: NW 5 WITH GUSTS VIS GOOD
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 35W: SECTOR E 3/4 PROB OF SH RAIN VIS
MODERATE OCNL POOR
W OF 35 - E OF 45W: SE 4 PROB OF ISOL RAIN IMPR TOWARDS EVENING VIS MODERATE TO
GOOD
REST OF THE AREA: NE 4 VIS GOOD
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SECTOR W 4 PROB OF ISOL RAIN
VIS MODERATE
REST OF THE AREA: SECTOR W 5/4 DECR VRB 3 BY 25/1200 PROB OF ISOL RAIN IMPR
TOWARDS EVENING VIS MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - N OF 45S: NW 4 PROB OF ISOL
RAIN IMPR TOWARDS EVENING VIS MODERATE TO GOOD
E OF 50 - S OF 45S: VRB 3 NW 4 BY 25/2100 PROB OF ISOL RAIN IMPR TOWARDS
MORNING VIS MODERATE TO GOOD
REST OF THE AREA: SECTOR N 4/5 VIS GOOD OCNL MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SECTOR W 7/6 GUST WITH 8
INTENSITY PROB OF SH OF SNOW RAIN VIS POOR
REST OF THE AREA: SECTOR W 6 WITH GUSTS PROB OF ISOL RAIN STARTING EARLY
MORNING VIS MODERATE TO POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50W: NW 5/6 WITH GUSTS PROB OF ISOL
RAIN IMPR TOWARDS MORNING VIS MODERATE TO GOOD
REST OF THE AREA: NW 6/5 WITH GUSTS DECR 4 BY 25/1800 PROB OF ISOL RAIN IMPR
TOWARDS EARLY MORNING VIS MODERATE TO GOOD
DRAKE AREA (55S- 60S AND 60W- 67W): NW 6/5 WITH GUSTS VEER SECTOR E 4 BY 25/1500
PROB OF ISOL RAIN STARTING EARLY MORNING VIS MODERATE
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 25, JANUARY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
59/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS MOV E WEAKENING PROVOKES WINDS FORCE 8 WITH GUST IN 60S-63S 65W-50W UNTIL 25/1000
60/2026 LOW 972HPA EREBUS Y TERROR GULF MOV E DEEPENING PROVOKES WINDS FORCE 8 AROUND ITSELF IN 63S-70S 59W-40W
PART 2 GENERAL SYNOPSIS AT 21:00UTC
RIDGE 68S 39W 64S 37W 61S 36W MOV E WKN
LOW 955HPA 64S 87W MOV E DPN EXTENDS CFNT AT 64S 87W 65S 78W 61S 73W
RIDGE 65S 71W 63S 66W 60S 61W MOV E WKN
241400 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 5158S 04124W 26X22NM A23J 5236S 04129W 11X8NM A74A 5811S 02000W 23X13NM A77 4951S 02703W 27X4NM A76C 6002S 03806W 16X7NM B15AB 5654S 03602W 10X4NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5031S 03831W 6X1NM ICEBERG2 5220S 03926W 6X2NM ICEBERG3 5352S 04121W 3X1NM ICEBERG4 5028S 03546W 5X4NM ICEBERG5 4954S 03104W 4X1NM ICEBERG6 6106S 04520W 2X1NM ICEBERG7 5143S 03938W 9X3NM ICEBERG8 5215S 04016W 4X1NM ICEBERG9 5155S 03606W 2X1NM ICEBERG10 5623S 03211W 5X1NM ICEBERG11 5159S 04026W 4X1NM ICEBERG12 5021S 03713W 3X1NM ICEBERG13 5108S 03951W 5X2NM ICEBERG14 5948S 03418W 5X2NM ICEBERG15 5241S 04121W 8X3NM ICEBERG16 4905S 02626W 4X2NM ICEBERG17 4914S 02634W 4X1NM ICEBERG18 5243S 04127W 3X1NM ICEBERG19 5129S 04112W 3X1NM ICEBERG20 5232S 04117W 3X1NM ICEBERG21 5025S 03720W 3X1NM ICEBERG22 5029S 03848W 6X1NM ICEBERG23 5155S 04035W 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 2026-01-26
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 7/8 WITH GUSTS DECR NW 5/6 BY 25/0600 PROB OF MIST TEMPORARILY DISSIPATING DURING THE EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 6/7 WITH GUSTS DECR SECTOR W 6/5 BY 25/0600 PROB OF INTERMITTENT DRIZZLE RAIN IMPR STARTING EARLY MORNING VIS POOR TO MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS W OF 60W: NW 7/8 WITH GUSTS DECR NW 5/6 BY 25/0600 PROB OF MIST TEMPORARILY DISSIPATING DURING THE EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 6/7 WITH GUSTS DECR SECTOR W 6/5 BY 25/0600 PROB OF INTERMITTENT DRIZZLE RAIN IMPR STARTING EARLY MORNING VIS POOR TO MODERATE OCNL GOOD
GERLACHE STRAIT : NE 6/5 DECR NW 4/5 BY 25/0600 PROB OF INTERMITTENT DRIZZLE RAIN PROB OFSCT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE MORNING VIS POOR TO MODERATE
MARGARITA BAY : NE 5/6 WITH GUSTS DECR VRB 3 BY 25/0600 PROB OF ISOL DRIZZLE RAIN PROB OFSCT SH OF SNOW WORSENING STARTING NOON VIS MODERATE TO POOR OCNL VERY POOR
EREBUS Y TERROR GULF : NE 6/7 GUST WITH 8 INTENSITY DECR SECTOR W 6/5 WITH GUSTS BY 25/1000 DECR VRB 3/4 BY 25/1800 PROB OF FOG MIST PROB OFISOL DRIZZLE RAIN IMPR DURING THE MORNING VIS VERY POOR TO MODERATE OCNL GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 63S: NW 5/6 WITH GUSTS VEER SECTOR N 6/7 WITH GUSTS BY 25/1800 PROB OF SCT DRIZZLE RAIN TEMPORARILY DISSIPATING DURING THE EARLY MORNING VIS GOOD TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 4/5 WITH GUSTS INCR SECTOR N 5/6 WITH GUSTS PROB OF SCT MIST WORSENING STARTING EVENING VIS GOOD TO MODERATE OCNL POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NE 5/6 WITH GUSTS DECR VRB 5/4 BY 25/0600 PROB OF MIST PROB OFSCT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER VIS POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA W OF 40W: VRB 3/4 INCR NW 7 GUST WITH 8 INTENSITY BY 25/0300 PROB OF INTERMITTENT RAIN WORSENING DURING THE NIGTH VIS MODERATE TO POOR
NORTHERN WEDDELL SEA REST OF THE AREA: VRB 3/4 INCR NW 6/7 WITH GUSTS BY 25/1500 PROB OF SCT MIST PROB OFINTERMITTENT DRIZZLE RAIN WORSENING STARTING NOON VIS GOOD TO MODERATE OCNL POOR
SOUTHERN WEDDELL SEA (68-78S 20-60W): VRB 3/4 PROB OF SCT FOG MIST PROB OFSCT SH OF SNOW IMPR STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL VERY POOR=