1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-07-08, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 312: STRONG BARIC GRADIENT MOV E PROVOKES WINDS FORCE 8 FROM SECTOR W
WITH GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) BETWEEN 55S-60S AND 45W-60W
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 999HPA 47S 51W MOV SE WKN EXP 54S 40W BY 09/1200 EXTENDS CFNT AT 47S 51W 43S
52W 39S 59W MOV E
HIGH 1038HPA 46S 51W MOV E NC
081400 UTC 1.SEA ICE LIMIT 5859S 02000W 5738S 02617W 5743S 03217W 5842S 03757W
5920S 04317W 6129S 04814W 6221S 05248W 6259S 05655W 6351S 06033W 6411S 06337W
6606S 06559W 6629S 06716W 2.ICEBERGS GREATER THAN 10NM D33B 6221S 05333W 21X12NM
A81 6124S 05225W 28X25NM A76C 5235S 03123W 16X6NM 3.ICEBERGS SMALLER THAN 10NM
ICEBERG1 5213S 03139W 2X1NM ICEBERG2 5225S 03152W 2X1NM 4.ICEBERGS AREA A5951S
02000W 4255S 02000W 5010S 03500W 5810S 03540W B5810S 03540W 5300S 03500W 5840S
05035W 6150S 04840W C6150S 04840W 5840S 05037W 6230S 06716W 6710S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-07-9
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR W 3/4 VIS GOOD
OUTER RIO DE LA PLATA: SECTOR W 4/5 WITH GUSTS VIS GOOD OCNL MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR W 4/5 WITH GUSTS VIS GOOD OCNL MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR W 4/5 WITH GUSTS VIS GOOD OCNL
MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR W 4 BACK SECTOR S BY 08/2100
WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD OCNL MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR S 4 BACK SECTOR E BY 9/0000 PROB
OF ISOL RAIN VIS GOOD OCNL MODERATE
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR S 4 VEER SECTOR N BY 9/0600 VIS
GOOD
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR S 5/6 VEER SECTOR W WITH GUSTS BY
9/0000 DRIZZLE IMPR DURING THE MORNING VIS GOOD OCNL MODERATE
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 4 INCR 6 WITH GUSTS BY 08/1800 PROB
OF RAIN AND SNOW MIXTURE STARTING NIGTH VIS GOOD TO MODERATE OCNL POOR
ISLAS MALVINAS COASTS: SECTOR S 5/6 WITH GUSTS VEER SECTOR W BY 9/0000 PROB OF
RAIN AND SNOW MIXTURE FROM 9/0000 VIS MODERATE OCNL POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) W OF 40W: SECTOR W 5/4 LOW PROB OF SH VIS
GOOD OCNL MODERATE
E OF 40W - W OF 30W: SECTOR E 7/5 WITH GUSTS PROB OF ISOL RAIN VIS MODERATE
OCNL POOR
REST OF THE AREA: SECTOR E 5 WITH GUSTS PROB OF SH RAIN VIS GOOD OCNL
MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) W OF 30W: SECTOR N 5/6 WITH GUSTS LOW
PROB OF ISOL RAIN VIS GOOD OCNL MODERATE
REST OF THE AREA: SECTOR E 4/5 PROB OF RAIN STARTING NIGTH VIS GOOD OCNL
MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) W OF 45W: SECTOR S 5 WITH GUSTS LOW
PROB OF RAIN AND SNOW MIXTURE VIS GOOD OCNL MODERATE
REST OF THE AREA: SECTOR N 7 WITH GUSTS PROB OF RAIN VIS MODERATE OCNL POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR N 7 GUST WITH 8 INTENSITY LOW
PROB OF RAIN VIS POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR N 7 WITH GUSTS VEER
SECTOR S 6 WITH GUSTS BY 08/1500 LOW PROB OF RAIN AND SNOW MIXTURE VIS
MODERATE
REST OF THE AREA: SECTOR W 8 WITH GUSTS RAIN AND SNOW MIXTURE VIS POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 8 WITH GUSTS RAIN AND SNOW MIXTURE
VIS POOR
-----------------------------------------------------------------
NNNN=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 08, JULY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
927/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 WITH GUST BACK SW IN 60S-64S 90W-70W UNTIL 09/0300
928/2026 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV SE DEEPENING PROVOKES WINDS FORCE 8 WITH GUST IN 63S-69S 50W-30W UNTIL 09/0300
929/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 WITH GUST IN 60S-64S 70W-50W FROM 08/1500 UNTIL 09/1800
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 951HPA 66S 82W MOV E DPN
LOW 953HPA 69S 51W MOV SE DPN
LOW 952HPA 64S 88W MOV E WKN
RIDGE 60S 62W 65S 67W 68S 68W MOV E WKN
071400 UTC 1.SEA ICE LIMIT 5859S 02000W 5738S 02617W 5743S 03217W 5842S 03757W 5920S 04317W 6129S 04814W 6221S 05248W 6259S 05655W 6351S 06033W 6411S 06337W 6606S 06559W 6629S 06716W 2.ICEBERGS GREATER THAN 10NM D33B 6221S 05333W 21X12NM A81 6124S 05225W 28X25NM A76C 5235S 03123W 16X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5213S 03204W 2X1NM ICEBERG2 5232S 03151W 2X1NM 4.ICEBERGS AREA A5951S 02000W 4255S 02000W 5010S 03500W 5810S 03540W B5810S 03540W 5300S 03500W 5840S 05035W 6150S 04840W C6150S 04840W 5840S 05037W 6230S 06716W 6710S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-07-9
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 7 GUST WITH 8 INTENSITY INCR NW 9 WITH GUSTS BY 08/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS NOON VIS MODERATE TO POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 7/5 WITH GUSTS VEER NW 8 WITH GUSTS BY 08/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: NW 7 GUST WITH 8 INTENSITY INCR NW 9 WITH GUSTS BY 08/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS NOON VIS MODERATE TO POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 7/5 WITH GUSTS VEER NW 8 WITH GUSTS BY 08/2100 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NOON VIS VERY POOR TO MODERATE
GERLACHE STRAIT : SECTOR N 5/4 WITH GUSTS VEER NE 8 WITH GUSTS BY 08/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE
MARGARITA BAY : NE 7/5 BACK SECTOR N 4/3 BY 9/0000 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING NOON VIS MODERATE TO GOOD
EREBUS Y TERROR GULF : SW 4/5 VEER NW 7 WITH GUSTS BY 08/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: NW 7/8 WITH GUSTS TEMPO BACK SECTOR W 8 WITH GUSTS BY 08/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS POOR TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR S 4/3 BACK SE 4/5 BY 08/1800 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS POOR TO MODERATE OCNL GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR S 3/4 VEER SECTOR W 3/4 BY 08/1800 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NOON VIS POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 65S: NW 7/5 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 08/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA N OF 65S: NW 7/5 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 08/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: NW 7 GUST WITH 8 INTENSITY BACK SW 7 WITH GUSTS BY 08/1800 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS POOR TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): NE 5/7 WITH GUSTS VEER SECTOR E 5/4 BY 9/0000 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE=