1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2025-11-14, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 457: LOW 978HPA AT 56S 73W MOV NE DEEPENING EXPECTED 53S 47W BY 15/0000
PROVOKES WINDS FORCE 8 AROUND ITSELF WITH GUST BETWEEN 40S-60S 60W-40W FROM
14/1200
WARNING 456: LOW 978HPA AT 56S 73W MOV NE DEEPENING EXPECTED 53S 47W BY 15/0000
PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN GOLFO DE SAN JORGE COASTS
SOUTH PATAGONIA COASTS FIN DEL MUNDO COASTS ISLAS MALVINAS COASTS
WARNING 455: LOW 966HPA AT 55S 32W MOV SE DEEPENING EXPECTED 58S 20W BY 15/0000
PROVOKES WINDS FORCE 8 AROUND ITSELF WITH GUST BETWEEN 50S-60S AND 20W-40W
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 966HPA 55S 32W MOV SE DPN EXP 58S 20W BY 15/0000 EXTENDS CFNT AT 50S 23W 45S
27W 35S 36W MOV E
2IGH 1020HPA 35S 49W MOV NE NC EXP BY 15/0000
3FNT AT MAR DEL PLATA COASTS MOV E WKN
431400 UTC 1.SEA ICE LIMIT 57 57S 020 00W 57 48S 023 50W 57 32S 027 18W 58 50S
031 40W 59 33S 036 32W 60 24S 041 22W 59 34S 046 38W 59 59S 050 52W 61 23S 053
11W 63 10S 058 06W 63 52S 062 05W 66 05S 067 16W 2.ICEBERGS GREATER THAN 10NM
A23A 52 54S 040 03W 32X24NM A74A 53 33S 028 44W 27X17NM A77 55 31S 040 11W
27X4NM A76C 60 29S 039 10W 16X7NM B15AB 58 41S 045 23W 11X4NM A23G 52 05S 038
28W 11X3NM A23I 49 47S 039 13W 19X8NM 3.ICEBERGS SMALLER THAN 10NM A23J 51 33S
038 52W 8X2NM ICEBERG1 49 49S 032 14W 7X1NM ICEBERG2 51 19S 036 39W 3X1NM
ICEBERG3 54 56S 043 02W 9X2NM ICEBERG4 51 53S 036 18W 3X1NM ICEBERG5 50 47S 036
23W 3X2NM ICEBERG6 52 20S 038 55W 7X3NM ICEBERG7 51 44S 040 37W 2X2NM ICEBERG8
52 12S 037 32W 3X1NM ICEBERG9 49 37S 026 04W 4X2NM ICEBERG10 52 13S 037 03W
2X1NM ICEBERG11 51 56S 038 00W 2X1NM ICEBERG12 49 31S 033 45W 3X1NM ICEBERG13 60
50S 045 33W 3X2NM ICEBERG14 51 44S 034 00W 2X1NM ICEBERG15 50 44S 038 26W 6X2NM
ICEBERG16 51 47S 038 29W 3X3NM ICEBERG17 53 15S 038 09W 7X6NM ICEBERG18 52 27S
038 24W 3X3NM ICEBERG19 51 31S 038 48W 2X1NM ICEBERG20 51 48S 039 35W 4X2NM
ICEBERG21 50 31S 026 42W 2X1NM ICEBERG22 53 20S 038 35W 3X1NM ICEBERG23 52 24S
038 07W 3X1NM ICEBERG24 52 44S 039 14W 4X1NM ICEBERG25 52 41S 039 00W 2X1NM
ICEBERG26 53 06S 039 58W 3X1NM 4.ICEBERGS AREA A 58 40S 020 00W 48 00S 020 00W
48 00S 038 00W 51 00S 042 00W 60 46S 042 00W B 60 46S 042 00W 57 00S 042 00W 57
00S 046 00W 60 00S 054 00W 62 09S 054 00W C 62 08S 054 00W 61 00S 054 00W 61 00S
059 00W 66 00S 067 16W 66 38S 067 16W
LOW 978HPA 56S 73W MOV NE DPN EXP 53S 47W 56S 67W 54S 65W BY 15/0000 EXTENDS
WFNT AT 56S 70W 5667S W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2025-11-15
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR E 4 BACK SECTOR N 5 BY 14/1200 DECR VRB 3 BY
14/1800 VIS GOOD
OUTER RIO DE LA PLATA: SECTOR E 5 BACK SECTOR N BY 14/0600 DECR VRB 3/4 BY
14/1800 VIS GOOD
URUGUAY SOUTH EAST COASTS: SECTOR E 4/5 WITH GUSTS BACK SECTOR N BY 14/0600 VIS
GOOD
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 5/6 WITH GUSTS TEMPO BACK SECTOR
W BY 14/0300 PROB OF SH ISOL STORMS IMPR DURING THE EARLY MORNING VIS MODERATE
TO GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR E 4/5 BACK SECTOR N 6 WITH
GUSTS BY 14/0600 BACK SECTOR W BY 14/1200 VIS GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 6/7 GUST WITH 8 INTENSITY BACK
SECTOR W BY 14/1200 VIS GOOD TO MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR W 7/8 WITH GUSTS LOW PROB OF ISOL
RAIN TOWARDS EARLY MORNING VIS VERY POOR TO POOR
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 7/8 WITH GUSTS BACK SECTOR S 7/6
WITH GUSTS BY 14/1800 PROB OF ISOL RAIN SPELLS OF GOOD WEATHER VIS VERY POOR TO
POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 8 WITH GUSTS BACK SECTOR S 7/6 WITH
GUSTS BY 14/2100 PROB OF ISOL RAIN SPELLS OF GOOD WEATHER VIS VERY POOR TO
POOR
ISLAS MALVINAS COASTS: SECTOR N 6/7 WITH GUSTS BACK SECTOR W 8 WITH GUSTS BY
14/1200 PROB OF RAIN NXT HVY RAIN DURING THE MORNING VIS VERY POOR TO POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: NW 7/6 WITH GUSTS BACK SECTOR S 5/4
BY 14/1200 PROB OF ISOL RAIN VIS POOR TO MODERATE
W OF 30 - E OF 40W: SECTOR S 5/4 VEER SECTOR W BY 14/1200 PROB OF ISOL RAIN
IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
REST OF THE AREA: NW 5/6 WITH GUSTS INCR 7 GUST WITH 8 INTENSITY BY 14/1800 LOW
PROB OF SH ISOL STORMS DURING THE EARLY MORNING IMPR STARTING EVENING VIS GOOD
OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: NW 7 GUST WITH 8 INTENSITY
BACK SECTOR W BY 14/0600 DECR 6 WITH GUSTS BY 14/2100 PROB OF ISOL RAIN SPELLS
OF GOOD WEATHER VIS POOR OCNL VERY POOR
REST OF THE AREA: W 7/6 GUST WITH 8 INTENSITY VEER SECTOR N BY 14/2300 PROB OF
ISOL RAIN SPELLS OF GOOD WEATHER VIS POOR OCNL VERY POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR W 7/6 GUST WITH 8
INTENSITY VEER NW 8 WITH GUSTS BY 14/1800 BACK W BY 14/2300 PROB OF ISOL RAIN
SPELLS OF GOOD WEATHER VIS VERY POOR TO POOR
W OF 50 - N OF 45S: W 4 VEER NW 6/7 GUST WITH 8 INTENSITY BY 14/0600 BACK W BY
14/1800 PROB OF SH ISOL STORMS IMPR TOWARDS MORNING VIS MODERATE TO POOR OCNL
VERY POOR
REST OF THE AREA: W 6 WITH GUSTS VEER NW 7/8 WITH GUSTS BY 14/0900 BACK W BY
14/1800 PROB OF RAIN STARTING EARLY MORNING VIS MODERATE TO VERY POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SECTOR N 8 WITH GUSTS BACK
SECTOR W BY 14/1200 PROB OF RAIN AND SNOW MIXTURE VIS VERY POOR
W OF 30 - N OF 55S: SECTOR W 8/7 WITH GUSTS DECR 6 BY 14/2100 PROB OF RAIN AND
SNOW MIXTURE SPELLS OF GOOD WEATHER VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR S 7 GUST WITH 8 INTENSITY VEER SW 8 WITH GUSTS BY
14/0300 DECR 6 BY 14/2300 PROB OF RAIN AND SNOW MIXTURE IMPR STARTING EVENING
VIS VERY POOR TO POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50 - N OF 55S: SECTOR W 6 WITH
GUSTS VEER SECTOR N 8 WITH GUSTS BY 14/1500 PROB OF RAIN AND SNOW MIXTURE VIS
MODERATE TO VERY POOR
E OF 50 - S OF 55S: SECTOR S 5 WITH GUSTS BACK SECTOR E 6/7 GUST WITH 8
INTENSITY BY 14/1500 PROB OF ISOL SNOW FALL NXT RAIN AND SNOW MIXTURE STARTING
EVENING VIS MODERATE TO POOR OCNL VERY POOR
W OF 50 - N OF 55S: SECTOR W 6 WITH GUSTS VEER SECTOR N BY 14/0600 BACK SECTOR
W 8 WITH GUSTS BY 14/1800 PROB OF RAIN VIS MODERATE TO VERY POOR
REST OF THE AREA: SECTOR E 5/7 GUST WITH 8 INTENSITY VEER SECTOR S 8 WITH GUSTS
BY 14/1500 PROB OF RAIN AND SNOW MIXTURE IMPR TOWARDS THE END OF THE PERIOD VIS
VERY POOR TO POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR E 5/6 WITH GUSTS VEER SECTOR S 7 WITH
GUSTS BY 14/1200 BACK SECTOR E 6 WITH GUSTS BY 14/2100 PROB OF RAIN AND SNOW
MIXTURE IMPR STARTING EVENING VIS POOR OCNL VERY POOR TO MODERATE
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 14, NOVEMBER 2025.
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 977HPA 64S 35W MOV E DPN EXTENDS CFNT AT 64S 35W 62S 30W 60S 40W
LOW 979HPA 70S 50W MOV E WKN
HIGH 988HPA 64S 65W MOV SE INTSF
LOW 980HPA 60S 80W MOV E DPN
121400 UTC 1.SEA ICE LIMIT 57 57S 020 00W 57 48S 023 50W 57 32S 027 18W 58 50S 031 40W 59 33S 036 32W 60 24S 041 22W 59 34S 046 38W 59 59S 050 52W 61 23S 053 11W 63 10S 058 06W 63 52S 062 05W 66 05S 067 16W 2.ICEBERGS GREATER THAN 10NM A23A 52 54S 040 03W 32X24NM A74A 53 26S 028 59W 27X17NM A77 55 40S 040 24W 27X4NM A76C 60 30S 039 17W 16X7NM B15AB 58 48S 045 49W 11X4NM A23G 52 05S 038 28W 11X3NM A23I 49 47S 039 13W 19X8NM 3.ICEBERGS SMALLER THAN 10NM A23J 51 33S 038 52W 8X2NM ICEBERG1 49 30S 032 37W 7X1NM ICEBERG2 51 19S 036 39W 3X1NM ICEBERG3 54 49S 043 12W 9X2NM ICEBERG4 51 53S 036 18W 3X1NM ICEBERG5 50 47S 036 23W 3X2NM ICEBERG6 52 20S 038 55W 7X3NM ICEBERG7 51 44S 040 37W 2X2NM ICEBERG8 52 12S 037 32W 3X1NM ICEBERG9 49 48S 026 26W 4X2NM ICEBERG10 52 13S 037 03W 2X1NM ICEBERG11 51 56S 038 00W 2X1NM ICEBERG12 49 39S 034 47W 3X1NM ICEBERG13 60 51S 045 37W 3X2NM ICEBERG14 51 46S 034 02W 2X1NM ICEBERG15 50 44S 038 26W 6X2NM ICEBERG16 51 47S 038 29W 3X3NM ICEBERG17 53 15S 038 09W 7X6NM ICEBERG18 52 27S 038 24W 3X3NM ICEBERG19 51 31S 038 48W 2X1NM ICEBERG20 51 48S 039 35W 4X2NM ICEBERG21 50 35S 026 45W 2X1NM ICEBERG22 53 20S 038 35W 3X1NM ICEBERG23 52 24S 038 07W 3X1NM ICEBERG24 52 44S 039 14W 4X1NM ICEBERG25 52 41S 039 00W 2X1NM ICEBERG26 53 06S 039 58W 3X1NM 4.ICEBERGS AREA A 59 19S 020 00W 46 00S 020 00W 47 00S 032 00W 59 00S 033 00W B 47 00S 032 00W 59 00S 033 00W 47 00S 039 00W 60 00S 039 00W C 60 00S 039 00W 49 00S 039 00W 63 00S 067 16W 66 00S 067 16W
LOW 979HPA 68S 35W MOV E WKN
HIGH 992HPA 64S 55W MOV SE INTSF
LOW 984HPA 70S 85W MOV E DPN
131400 UTC 1.SEA ICE LIMIT 57 57S 020 00W 57 48S 023 50W 57 32S 027 18W 58 50S 031 40W 59 33S 036 32W 60 24S 041 22W 59 34S 046 38W 59 59S 050 52W 61 23S 053 11W 63 10S 058 06W 63 52S 062 05W 66 05S 067 16W 2.ICEBERGS GREATER THAN 10NM A23A 52 54S 040 03W 32X24NM A74A 53 33S 028 44W 27X17NM A77 55 31S 040 11W 27X4NM A76C 60 29S 039 10W 16X7NM B15AB 58 41S 045 23W 11X4NM A23G 52 05S 038 28W 11X3NM A23I 49 47S 039 13W 19X8NM 3.ICEBERGS SMALLER THAN 10NM A23J 51 33S 038 52W 8X2NM ICEBERG1 49 49S 032 14W 7X1NM ICEBERG2 51 19S 036 39W 3X1NM ICEBERG3 54 56S 043 02W 9X2NM ICEBERG4 51 53S 036 18W 3X1NM ICEBERG5 50 47S 036 23W 3X2NM ICEBERG6 52 20S 038 55W 7X3NM ICEBERG7 51 44S 040 37W 2X2NM ICEBERG8 52 12S 037 32W 3X1NM ICEBERG9 49 37S 026 04W 4X2NM ICEBERG10 52 13S 037 03W 2X1NM ICEBERG11 51 56S 038 00W 2X1NM ICEBERG12 49 31S 033 45W 3X1NM ICEBERG13 60 50S 045 33W 3X2NM ICEBERG14 51 44S 034 00W 2X1NM ICEBERG15 50 44S 038 26W 6X2NM ICEBERG16 51 47S 038 29W 3X3NM ICEBERG17 53 15S 038 09W 7X6NM ICEBERG18 52 27S 038 24W 3X3NM ICEBERG19 51 31S 038 48W 2X1NM ICEBERG20 51 48S 039 35W 4X2NM ICEBERG21 50 31S 026 42W 2X1NM ICEBERG22 53 20S 038 35W 3X1NM ICEBERG23 52 24S 038 07W 3X1NM ICEBERG24 52 44S 039 14W 4X1NM ICEBERG25 52 41S 039 00W 2X1NM ICEBERG26 53 06S 039 58W 3X1NM 4.ICEBERGS AREA A 58 40S 020 00W 48 00S 020 00W 48 00S 038 00W 51 00S 042 00W 60 46S 042 00W B 60 46S 042 00W 57 00S 042 00W 57 00S 046 00W 60 00S 054 00W 62 09S 054 00W C 62 08S 054 00W 61 00S 054 00W 61 00S 059 00W 66 00S 067 16W 66 38S 067 16W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2025-11-15
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 4/5 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 4/5 PROB OF MIST FOG PATCHES VIS GOOD TO POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 4/5 PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 4/5 PROB OF ISOL SNOW FALL PROB OF MIST FOG PATCHES VIS MODERATE TO POOR OCNL VERY POOR
GERLACHE STRAIT : SECTOR E 3/4 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE OCNL POOR
MARGARITA BAY : SECTOR N 3/4 PROB OF ISOL SNOW FALL VIS GOOD OCNL MODERATE
EREBUS Y TERROR GULF : SECTOR S 3/4 PROB OF MIST VIS GOOD OCNL MODERATE
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): SE 3/4 VEER PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 3/4 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE OCNL VERY POOR
NORTHERN WEDDELL SEA (60-68S 20-50W): SECTOR S 3/4 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 3/4 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL POOR
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 4/5 PROB OF ISOL SNOW FALL PROB OF MIST VIS GOOD TO MODERATE OCNL POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 4/5 PROB OF MIST VIS GOOD OCNL MODERATE
MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 4/5 PROB OF MIST VIS GOOD OCNL MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 4/5 PROB OF MIST VIS GOOD OCNL MODERATE
GERLACHE STRAIT : SECTOR E 3/4 VEER SECTOR S BY 14/1200 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO POOR OCNL VERY POOR
MARGARITA BAY : NE 3/4 PROB OF ISOL SNOW FALL VIS GOOD OCNL MODERATE
EREBUS Y TERROR GULF : SECTOR S 4/5 VIS GOOD
NORTHER BELLINGSHAUSEN SEA (60-66S 70-90W): SECTOR E 3/4 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 3/4 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL VERY POOR
NORTHERN WEDDELL SEA (60-68S 20-50W): SECTOR S 3/4 PROB OF MIST FOG PATCHES PROB OFISOL VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN WEDDELL SEA (68-78S 20-60W): SW 3/4 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD TO MODERATE OCNL POOR=