1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-07-2, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 304: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR W WITH
GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) BETWEEN 55S-60S 50W-60W FROM
02/1500
WARNING 303: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH
GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) BETWEEN 50S-60S AND 50W-60W UNTIL
02/0600
PART 2 GENERAL SYNOPSIS AT 21:00UTC
HIGH 1038HPA 41S 66W MOV NE NC EXP 39S 62W BY 03/0000
LOW 990HPA 55S 29W MOV SE DPN EXTENDS CFNT AT 49S 32W 43S 41W 39S 49W MOV NE
CFNT AT OUTER RIO DE LA PLATA MOV NE
011400 UTC 1.SEA ICE LIMIT 5924S 02000W 5722S 02618W 5815S 03218W 5842S 03757W
6010S 04317W 6136S 04814W 6209S 05247W 6313S 05713W 6353S 06033W 6459S 06336W
6614S 06559W 6627S 06716W 2.ICEBERGS GREATER THAN 10NM A81 6200S 05336W 28X25NM
A76C 5254S 03207W 16X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4729S 02228W
3X1NM ICEBERG2 5249S 03150W 2X1NM 4.ICEBERGS AREA A6018S 02000W 4300S 02000W
4500S 03500W 5819S 03500W B5819S 03500W 5100S 03500W 5500S 04900W 6139S 04858W
C6139S 04858W 5900S 04900W 5900S 06000W 6300S 06716W 6647S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-07-3
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR S 6/5 WITH GUSTS VIS GOOD
OUTER RIO DE LA PLATA: SECTOR S 6/5 WITH GUSTS LOW PROB OF ISOL SH STARTING
EARLY MORNING IMPR TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR S 6/7 GUST WITH 8 INTENSITY PROB OF ISOL SH
RAIN STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR S 6/5 WITH GUSTS PROB OF RAIN AND
SNOW MIXTURE IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE TO GOOD
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR S 5 WITH GUSTS DECR VRB 3/4 BY
2/1800 PROB OF RAIN AND SNOW MIXTURE IMPR STARTING EVENING VIS MODERATE TO
GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR S 5/4 WITH GUSTS VEER SECTOR S 5
BY 2/0900 VEER SECTOR N 6 WITH GUSTS BY 2/2100 PROB OF RAIN AND SNOW MIXTURE
IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR S 5 WITH GUSTS VEER SECTOR W BY
2/0300 VEER SECTOR N 6 WITH GUSTS BY 2/1800 VIS GOOD
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 6 WITH GUSTS VEER SECTOR N BY
2/1500 VIS GOOD OCNL MODERATE
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 6/7 GUST WITH 8 INTENSITY PROB OF
ISOL RAIN STARTING EARLY MORNING VIS MODERATE OCNL POOR
ISLAS MALVINAS COASTS: SECTOR W 7/6 GUST WITH 8 INTENSITY PROB OF ISOL RAIN IMPR
TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 35W: VRB 3/4 INCR SECTOR W 5 BY 2/1200
PROB OF ISOL RAIN VIS MODERATE
W OF 35 - E OF 50W: SECTOR W 5 WITH GUSTS BACK SECTOR S 6 WITH GUSTS BY 2/0600
PROB OF ISOL RAIN NXT RAIN VIS MODERATE OCNL POOR
REST OF THE AREA: SECTOR S 6/7 GUST WITH 8 INTENSITY PROB OF ISOL SH RAIN VIS
MODERATE TO POOR OCNL VERY POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30 - N OF 45S: NW 5/6 WITH GUSTS
BACK SW BY 2/2100 PROB OF RAIN VIS MODERATE OCNL POOR
E OF 30 - S OF 45S: NW 7 GUST WITH 8 INTENSITY BACK W 6 WITH GUSTS BY 2/1200
PROB OF RAIN AND SNOW MIXTURE VIS POOR OCNL MODERATE
W OF 30 - N OF 45S: NW 6 WITH GUSTS BACK SECTOR S BY 2/0900 PROB OF RAIN VIS
MODERATE OCNL POOR
REST OF THE AREA: SW 7/6 GUST WITH 8 INTENSITY PROB OF RAIN AND SNOW MIXTURE
VIS POOR TO MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SECTOR S 6 WITH GUSTS PROB
OF ISOL RAIN VIS MODERATE
E OF 50 - S OF 45S: SECTOR S 6 WITH GUSTS VEER SECTOR W 7 GUST WITH 8 INTENSITY
BY 2/0000 BACK SECTOR S 6 BY 2/2100 PROB OF RAIN AND SNOW MIXTURE IMPR TOWARDS
THE END OF THE PERIOD VIS POOR TO MODERATE
REST OF THE AREA: SECTOR S 5 VEER SECTOR W 6/7 GUST WITH 8 INTENSITY BY 2/0300
DECR 5 BY 2/2100 VIS GOOD TO MODERATE OCNL POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30 - N OF 55S: SECTOR N 7 GUST WITH
8 INTENSITY BACK SECTOR W 6 WITH GUSTS BY 2/0900 PROB OF RAIN AND SNOW MIXTURE
VIS POOR OCNL VERY POOR
E OF 30 - S OF 55S: SECTOR S 6 WITH GUSTS VEER SECTOR N BY 2/2100 PROB OF SNOW
FALL VIS POOR OCNL VERY POOR
REST OF THE AREA: SECTOR S 6 WITH GUSTS TEMPO VEER SECTOR N BY 2/0900 BACK
SECTOR W BY 2/1800 PROB OF IMPR TOWARDS THE END OF THE PERIOD VIS POOR OCNL VERY
POOR TO MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50 - N OF 55S: SECTOR S 7/6 GUST
WITH 8 INTENSITY VEER SECTOR W 7/6 GUST WITH 8 INTENSITY BY 2/0300 PROB OF RAIN
AND SNOW MIXTURE IMPR STARTING EVENING VIS POOR OCNL VERY POOR
E OF 50 - S OF 55S: NW 6/6 GUST WITH 8 INTENSITY BACK W BY 2/0600 PROB OF SNOW
FALL SPELLS OF GOOD WEATHER VIS POOR OCNL VERY POOR
W OF 50 - N OF 55S: SECTOR W 8/7 WITH GUSTS DECR 6 BY 2/1500 PROB OF ISOL RAIN
SPELLS OF GOOD WEATHER VIS VERY POOR OCNL POOR
REST OF THE AREA: SECTOR W 8/7 WITH GUSTS INCR 8 WITH GUSTS BY 2/2100 PROB OF
ISOL RAIN SPELLS OF GOOD WEATHER VIS VERY POOR OCNL POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 8 WITH GUSTS DECR 7/6 WITH GUSTS BY
2/0600 INCR 8 WITH GUSTS BY 2/1500 PROB OF ISOL RAIN NXT SNOW FALL DURING THE
NOON VIS VERY POOR OCNL POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 02, JULY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
872/2026 STRONG BARIC GRADIENT SOUTHERN BELLINGSHAUSEN SEA NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 WITH GUST BACK SECTOR W IN 60S-72S 90W-70W UNTIL 02/1200
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 977HPA 65S 48W MOV SE DPN
RIDGE 72S 40W 65S 33W 62S 32W MOV E WKN
011400 UTC 1.SEA ICE LIMIT 5924S 02000W 5722S 02618W 5815S 03218W 5842S 03757W 6010S 04317W 6136S 04814W 6209S 05247W 6313S 05713W 6353S 06033W 6459S 06336W 6614S 06559W 6627S 06716W 2.ICEBERGS GREATER THAN 10NM A81 6200S 05336W 28X25NM A76C 5254S 03207W 16X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4729S 02228W 3X1NM ICEBERG2 5249S 03150W 2X1NM 4.ICEBERGS AREA A6018S 02000W 4300S 02000W 4500S 03500W 5819S 03500W B5819S 03500W 5100S 03500W 5500S 04900W 6139S 04858W C6139S 04858W 5900S 04900W 5900S 06000W 6300S 06716W 6647S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-07-3
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 7 GUST WITH 8 INTENSITY VEER NW 8 WITH GUSTS BY 2/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS POOR TO MODERATE
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 7/8 WITH GUSTS VEER NW 5/6 WITH GUSTS BY 2/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING EARLY MORNING VIS MODERATE TO VERY POOR
MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 7 GUST WITH 8 INTENSITY VEER NW 8 WITH GUSTS BY 2/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS POOR TO MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 7/8 WITH GUSTS VEER NW 5/6 WITH GUSTS BY 2/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING EARLY MORNING VIS MODERATE TO VERY POOR
GERLACHE STRAIT : SECTOR N 4/5 WITH GUSTS VEER NE 5/7 BY 2/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
MARGARITA BAY : NW 5/7 BACK SE 3/4 BY 2/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD
EREBUS Y TERROR GULF : SW 4/5 VEER NW 5/7 WITH GUSTS BY 2/1800 PROB OF FOG AND MIST IN PATCHES WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: NW 7/8 WITH GUSTS BACK SW 8 WITH GUSTS BY 2/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 7 GUST WITH 8 INTENSITY VEER NW 6/5 WITH GUSTS BY 2/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 7/8 WITH GUSTS VEER NW 5/4 WITH GUSTS BY 2/1200 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 65S: NW 6/7 GUST WITH 8 INTENSITY BACK SW 5/6 BY 2/1200 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS VERY POOR TO MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR N 4/5 WITH GUSTS BACK NW 4/3 BY 2/0900 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS VERY POOR TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): SE 4/3 BACK NE 4/3 BY 2/1500 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE=