1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-03-14, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 105: STRONG BARIC GRADIENT ON MOV E WILL PROVOKE WINDS FORCE 8 FROM
SECTOR N WITH GUST IN GOLFO DE SAN JORGE COASTS SOUTH PATAGONIA COASTS FIN DEL
MUNDO COASTS DRAKE AREA (55S- 60S AND 60W- 67W) FROM 14/1200
WARNING 104: STRONG BARIC GRADIENT ON MOV E PROVOKES WINDS FORCE 8 FROM SW WITH
GUST BETWEEN 55S-60S AND 20W-25W UNTIL 14/1300
PART 2 GENERAL SYNOPSIS AT 21:00UTC
HIGH 1030HPA 41S 29W NOT MOV WKN EXTENDS RIDGE AT 48S 34W 52S 34W 56S 35W MOV
E
CFNT AT PENINSULA DE VALDES COASTS MOV NE
131400 UTC 1.SEA ICE LIMIT 7210S 02000W 7347S 02616W 6910S 03136W 6100S 03611W
6450S 03620W 6118S 04202W 6200S 04709W 6214S 05113W 6329S 05350W 6348S 06053W
6501S 06414W 6634S 06716W 2.ICEBERGS GREATER THAN 10NM A23K 5053S 03508W 10X7NM
A76C 5907S 03658W 16X7NM 3.ICEBERGS SMALLER THAN 10NM A23A 4855S 03128W 9X7NM
ICEBERG1 5742S 03539W 3X2NM ICEBERG2 5901S 04903W 2X1NM ICEBERG3 4853S 03352W
3X2NM ICEBERG4 5241S 03341W 7X2NM ICEBERG5 4713S 03350W 3X1NM ICEBERG6 4856S
03256W 4X2NM ICEBERG7 4849S 03252W 4X1NM ICEBERG8 4852S 03228W 3X2NM ICEBERG9
4853S 03302W 2X1NM 4.ICEBERGS AREA A 4400S 02000W 7400S 02000W 6200S 04500W
4400S 04500W B 6200S 04500W 5600S 04500W 6500S 05900W 6000S 06000W C 6000S
06000W 6500S 05900W 6900S 06716W 6400S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-03-15
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR E 4/3 VIS GOOD
OUTER RIO DE LA PLATA: SECTOR E 4/3 VIS GOOD
URUGUAY SOUTH EAST COASTS: SECTOR E 4 PROB OF DRIZZLE IMPR STARTING EVENING VIS
MODERATE TO GOOD
MAR DEL PLATA COASTS(3617S - 3830S): NE 4 PROB OF SH ISOL STORMS STARTING
EVENING VIS GOOD TO MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): NE 4 PROB OF ISOL STORMS SPELLS OF
GOOD WEATHER VIS MODERATE OCNL POOR
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR S 4 BACK SECTOR N 5/6 WITH GUSTS
BY 14/1500 PROB OF SH ISOL STORMS IMPR STARTING EVENING VIS MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR S 4/5 BACK SECTOR N 6 WITH GUSTS
BY 14/0900 INCR 8 WITH GUSTS BY 14/1500 LOW PROB OF ISOL RAIN TOWARDS THE END OF
THE PERIOD VIS MODERATE TO POOR
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 4/5 INCR SECTOR N 7/8 WITH GUSTS
BY 14/0900 PROB OF RAIN TOWARDS THE END OF THE PERIOD VIS MODERATE TO VERY
POOR
FIN DEL MUNDO COASTS(54S - 55S): NW 4 VEER 7/8 WITH GUSTS BY 14/1500 PROB OF
RAIN TOWARDS THE END OF THE PERIOD VIS MODERATE TO VERY POOR
ISLAS MALVINAS COASTS: SECTOR W 4 VEER SECTOR N 6/7 WITH GUSTS BY 14/1500 PROB
OF RAIN IMPR TOWARDS EARLY MORNING VIS POOR TO MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 35W: SECTOR E 5/6 WITH GUSTS VIS
MODERATE
W OF 35 - E OF 50W: SECTOR E 6 WITH GUSTS PROB OF RAIN VIS POOR OCNL MODERATE
REST OF THE AREA: SECTOR E 4 VEER SE 4 BY 14/1800 PROB OF SH SPELLS OF GOOD
WEATHER VIS MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SW 4 DECR VRB 3 BY 14/1500
VIS GOOD
REST OF THE AREA: VRB 3 SECTOR N 4 VIS GOOD
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR N 5/4 PROB OF SH RAIN
VIS POOR OCNL MODERATE
W OF 50 - N OF 45S: SECTOR N 5/4 WITH GUSTS PROB OF SH ISOL STORMS SPELLS OF
GOOD WEATHER VIS POOR OCNL MODERATE
REST OF THE AREA: SECTOR N 6/5 BACK SE 3 BY 14/0900 PROB OF SH RAIN VIS POOR TO
MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W) N OF 55S: SECTOR W 6/5 WITH GUSTS VEER
NW 5 WITH GUSTS BY 14/1200 PROB OF RAIN TOWARDS THE END OF THE PERIOD VIS
MODERATE
E OF 30 - S OF 55S: SW 8 WITH GUSTS VEER NW 5/6 WITH GUSTS BY 14/1200 PROB OF
RAIN TOWARDS THE END OF THE PERIOD VIS VERY POOR TO MODERATE
REST OF THE AREA: NW 5/6 WITH GUSTS PROB OF RAIN STARTING EARLY MORNING VIS
POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50 - N OF 55S: SECTOR N 6 WITH
GUSTS BACK SE 3 BY 14/1800 PROB OF RAIN VIS POOR
W OF 50 - N OF 55S: SW 4 VEER VRB 3 BY 14/0900 PROB OF RAIN IMPR STARTING EARLY
MORNING VIS POOR TO GOOD
REST OF THE AREA: NW 6/5 WITH GUSTS PROB OF ISOL RAIN IMPR STARTING EVENING VIS
MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): NW 6/5 VEER SECTOR N 7/8 WITH GUSTS BY
14/1800 PROB OF ISOL RAIN SPELLS OF GOOD WEATHER VIS MODERATE TO POOR
-----------------------------------------------------------------
NNNN=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 14, MARCH 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
338/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV SE DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-67S 50W-40W UNTIL 14/1500
339/2026 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS EREBUS Y TERROR GULF MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 WITH GUST IN 63S-65S 58W-50W FROM 14/0600 UNTIL 15/0000
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 986HPA 64S 56W MOV SE DPN
LOW 980HPA 68S 75W MOV E WKN
LOW 976HPA 65S 85W MOV SE WKN
RIDGE 60S 37W 63S 36W 67S 35W MOV E WKN
131400 UTC 1.SEA ICE LIMIT 7210S 02000W 7347S 02616W 6910S 03136W 6100S 03611W 6450S 03620W 6118S 04202W 6200S 04709W 6214S 05113W 6329S 05350W 6348S 06053W 6501S 06414W 6634S 06716W 2.ICEBERGS GREATER THAN 10NM A23K 5053S 03508W 10X7NM A76C 5907S 03658W 16X7NM 3.ICEBERGS SMALLER THAN 10NM A23A 4855S 03128W 9X7NM ICEBERG1 5742S 03539W 3X2NM ICEBERG2 5901S 04903W 2X1NM ICEBERG3 4853S 03352W 3X2NM ICEBERG4 5241S 03341W 7X2NM ICEBERG5 4713S 03350W 3X1NM ICEBERG6 4856S 03256W 4X2NM ICEBERG7 4849S 03252W 4X1NM ICEBERG8 4852S 03228W 3X2NM ICEBERG9 4853S 03302W 2X1NM 4.ICEBERGS AREA A 4400S 02000W 7400S 02000W 6200S 04500W 4400S 04500W B 6200S 04500W 5600S 04500W 6500S 05900W 6000S 06000W C 6000S 06000W 6500S 05900W 6900S 06716W 6400S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-03-15
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 4/5 VEER SECTOR N 5 BY 14/1500 PROB OF MIST PROB OFMOD DRIZZLE RAIN SPELLS OF GOOD WEATHER STARTING EARLY MORNING VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 6/7 WITH GUSTS DECR NW 5 WITH GUSTS BY 14/0900 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE WORSENING STARTING NOON VIS POOR TO MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS W OF 60W: NW 4/5 VEER SECTOR N 5 BY 14/1500 PROB OF MIST PROB OFMOD DRIZZLE RAIN SPELLS OF GOOD WEATHER STARTING EARLY MORNING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 6/7 GUST WITH 8 INTENSITY DECR SECTOR W 7/5 WITH GUSTS BY 14/1800 PROB OF MIST PROB OFMOD RAIN AND SNOW MIXTURE IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
GERLACHE STRAIT : NE 4/5 BACK SECTOR N 4 BY 14/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
MARGARITA BAY : SECTOR N 4/5 BACK NW 3/4 BY 14/1500 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING EARLY MORNING VIS GOOD TO MODERATE
EREBUS Y TERROR GULF : NW 6/5 GUST WITH 8 INTENSITY BACK SW 5/4 BY 14/0600 AFTERWARDS SECTOR W 3 BY 14/1200 PROB OF FOG MIST PROB OFMOD RAIN AND SNOW MIXTURE IMPR STARTING EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR W 4/5 VEER NW 5/4 BY 14/1200 AFTERWARDS NE 3 BY 14/1800 PROB OF MIST PROB OFSCT SH SPELLS OF GOOD WEATHER STARTING NOON VIS MODERATE TO GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR E 3/4 VEER SE 4 BY 14/1200 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR E 3/4 VEER SE 4 BY 14/0900 AFTERWARDS SECTOR S 3/4 BY 14/1800 PROB OF MIST FOG PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA N OF 66S: SECTOR N 6/8 WITH GUSTS BACK NW 7 GUST WITH 8 INTENSITY BY 14/0900 AFTERWARDS SECTOR W 7/8 GUST WITH 9 INTENSITY BY 14/1800 PROB OF MIST FOG PATCHES PROB OFINTERMITTENT RAIN AND SNOW MIXTURE SPELLS OF GOOD WEATHER DURING THE EVENING VIS VERY POOR TO MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: NW 4/5 VEER SECTOR N 5/6 BY 14/0600 AFTERWARDS SECTOR W 4 BY 14/1500 PROB OF MIST FOG PATCHES PROB OFINTERMITTENT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS VERY POOR TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR S 4/3 BACK SE 6 BY 14/0900 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS MODERATE TO VERY POOR=