1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-07-06, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 311: STRONG BARIC GRADIENT ON WILL PROVOKE WINDS FORCE 8 FROM SECTOR N
WITH GUST IN ISLAS MALVINAS COASTS SOUTH WEST AREA (50S- 60S AND 40W- 60W) FROM
07/0300
WARNING 310: LOW 1011HPA AT 36S 51W MOV SE DEEPENING EXPECTED 38S 50W BY 07/1200
PROVOKES WINDS FORCE 8 AROUND IT SELF WITH GUST BETWEEN 35S-45S AND 40W-60W
WARNING 309: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 WITH GUST BETWEEN
55S-60S AND 40W-60W UNTIL 07/0000
WARNING 308: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 WITH GUST IN FIN DEL
MUNDO COASTS DRAKE AREA (55S- 60S AND 60W- 67W) UNTIL 06/1800
PART 2 GENERAL SYNOPSIS AT 09:00UTC
051400 UTC 1.SEA ICE LIMIT 6022S 02000W 5707S 02617W 5817S 03218W 5822S 03757W
5912S 04316W 5937S 04813W 6145S 05247W 6244S 05655W 6229S 06032W 6414S 06336W
6532S 06559W 6613S 06716W 2.ICEBERGS GREATER THAN 10NM A81 6133S 05242W 28X25NM
A76C 5226S 03146W 16X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4748S 02137W
3X1NM ICEBERG2 5238S 03223W 2X1NM ICEBERG3 6142S 05333W 2X1NM 4.ICEBERGS AREA
A6048S 02000W 4300S 02000W 5400S 03700W 5746S 03618W B5746S 03618W 5700S 04100W
6100S 05700W 6243S 05600W C6243S 05600W 6100S 06000W 6500S 06716W 6700S 06716W
LOW 1011HPA 36S 51W MOV SE DPN EXP 38S 50W BY 07/1200
HIGH 1029HPA 41S 35W MOV SE INTSF EXP 45S 21W BY 07/1200
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-07-7
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR W 4/5 PROB OF DRIZZLE RAIN VIS GOOD OCNL
MODERATE
OUTER RIO DE LA PLATA: SECTOR W 4/5 PROB OF DRIZZLE RAIN VIS GOOD OCNL
MODERATE
URUGUAY SOUTH EAST COASTS: SECTOR W 5/6 WITH GUSTS PROB OF DRIZZLE RAIN VIS
MODERATE OCNL POOR
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR W 8 WITH GUSTS PROB OF SH RAIN VIS
VERY POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR W 3/4 VIS GOOD
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 3/4 INCR 4/5 WITH GUSTS BY
7/0000 VIS GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 5/6 WITH GUSTS VIS MODERATE
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 6/7 WITH GUSTS BACK SECTOR W BY
7/0600 VIS POOR
FIN DEL MUNDO COASTS(54S - 55S): NW 8 WITH GUSTS DECR 6/7 WITH GUSTS BY
06/1800 PROB OF SH RAIN VIS VERY POOR
ISLAS MALVINAS COASTS: SECTOR N 6/7 WITH GUSTS INCR 8 BY 7/0300 VIS VERY POOR TO
POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR S 4/5 VIS GOOD
W OF 30 - E OF 40W: SECTOR W 3/4 BACK NW 5/6 WITH GUSTS BY 7/0900 VIS GOOD TO
MODERATE
W OF 40 - E OF 50W: NE 8 WITH GUSTS BACK SECTOR N 5/6 BY 7/0300 PROB OF SH RAIN
VIS POOR
REST OF THE AREA: SECTOR W 8 WITH GUSTS PROB OF SH RAIN VIS VERY POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SECTOR W 3/4 PROB OF ISOL RAIN VIS
GOOD OCNL MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45S: SECTOR E 4/5 WITH GUSTS INCR
6/7 GUST WITH 8 INTENSITY BY 06/1500 PROB OF SH RAIN VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR N 3/4 INCR 5/6 WITH GUSTS BY 7/0300 VIS GOOD TO
MODERATE
SOUTH EAST AREA (50S- 60S AND 20W- 40W): SECTOR W 6/7 GUST WITH 8 INTENSITY VIS
MODERATE OCNL POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: NW 6/7 GUST WITH 8 INTENSITY
VIS VERY POOR TO POOR
REST OF THE AREA: NW 8 WITH GUSTS DECR 6/7 WITH GUSTS BY 7/0000 PROB OF ISOL
SNOW FALL VIS VERY POOR
DRAKE AREA (55S- 60S AND 60W- 67W): NW 8 WITH GUSTS DECR 6/7 WITH GUSTS BY
06/1800 VEER SECTOR N 4/5 BY 06/2100 PROB OF ISOL RAIN SNOW FALL VIS VERY POOR
TO POOR
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 06, JULY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
902/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS MOV E DEEPENING PROVOKES WINDS FORCE 8 WITH GUST IN 60S-64S 70W-50W UNTIL 06/1800
903/2026 STRONG BARIC GRADIENT EREBUS Y TERROR GULF MOV E DEEPENING PROVOKES WINDS FORCE 8 WITH GUST IN 64S-67S 59W-50W UNTIL 07/0000
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 938HPA 71S 78W MOV E DPN
LOW 948HPA 70S 53W MOV SE DPN
LOW 958HPA 65S 81W MOV SE DPN
051400 UTC 1.SEA ICE LIMIT 6022S 02000W 5707S 02617W 5817S 03218W 5822S 03757W 5912S 04316W 5937S 04813W 6145S 05247W 6244S 05655W 6229S 06032W 6414S 06336W 6532S 06559W 6613S 06716W 2.ICEBERGS GREATER THAN 10NM A81 6133S 05242W 28X25NM A76C 5226S 03146W 16X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4748S 02137W 3X1NM ICEBERG2 5238S 03223W 2X1NM ICEBERG3 6142S 05333W 2X1NM 4.ICEBERGS AREA A6048S 02000W 4300S 02000W 5400S 03700W 5746S 03618W B5746S 03618W 5700S 04100W 6100S 05700W 6243S 05600W C6243S 05600W 6100S 06000W 6500S 06716W 6700S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-07-7
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 7 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 9 WITH GUSTS BACK SECTOR W 8/7 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS VERY POOR TO MODERATE
MAR DE LA FLOTA COASTS W OF 60W: NW 7 WITH GUSTS BACK SECTOR W 6/5 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 9 WITH GUSTS BACK SECTOR W 8/7 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS VERY POOR TO MODERATE
GERLACHE STRAIT : SECTOR W 5/6 WITH GUSTS VEER NW 5/4 WITH GUSTS BY 7/0000 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE
MARGARITA BAY : NW 5/4 WITH GUSTS VEER NE 4/5 WITH GUSTS BY 7/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS POOR TO MODERATE
EREBUS Y TERROR GULF : NW 8/7 WITH GUSTS DECR SECTOR W 7/6 WITH GUSTS BY 06/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS VERY POOR TO MODERATE OCNL GOOD
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR W 7/6 WITH GUSTS BACK SW 6/5 WITH GUSTS BY 06/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NOON VIS POOR TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 5/6 WITH GUSTS BACK SW 5/4 BY 06/1800 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SE 7 WITH GUSTS VEER SECTOR S 3/4 WITH GUSTS BY 7/0000 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NOON VIS POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 65S: NW 7/8 WITH GUSTS VEER NE 8 WITH GUSTS BY 7/0000 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NOON VIS POOR TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: NE 7 GUST WITH 8 INTENSITY BACK NW 7/5 WITH GUSTS BY 7/0000 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS NIGTH VIS VERY POOR TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): NE 5/6 WITH GUSTS VEER SECTOR E 6/5 BY 7/0000 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS MODERATE TO GOOD=