METAREA 6 bulletinset


HIGH SEAS FORECAST NORTH 60S
WWST02 SABM 050000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2026-07-5, 00:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1 GALE WARNING:

WARNING 308: STRONG BARIC GRADIENT MOV E WILL PROVOKE WINDS FORCE 8 FROM NW WITH

GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) FROM 05/1200

WARNING 307: STRONG BARIC GRADIENT MOV NE PROVOKES WINDS FORCE 8 FROM SW WITH

GUST BETWEEN 45S-55S AND 20W-30W UNTIL 05/1500

WARNING 306: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SE WITH GUST

BETWEEN 35S-40S AND 30W-40W UNTIL 05/1200

PART 2 GENERAL SYNOPSIS AT 21:00UTC

041400 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 6139S 05246W 28X25NM

A76C 5228S 03205W 16X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4732S 02212W

3X1NM ICEBERG2 5244S 03227W 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

2OW 1016HPA SOUTH PATAGONIA COASTS WKN

HIGH 1027HPA 45S 44W MOV NE INTSF EXP 42S 38W BY 05/1500 EXTENDS RIDGE AT 51S

46W 53S 47W 55S 48W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-07-6

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR E 3 VEER SECTOR S 3/4 BY 5/2100 PROB OF MIST FOG

PATCHES DURING THE EARLY MORNING PROB OF RAIN STARTING NOON VIS GOOD TO

MODERATE

OUTER RIO DE LA PLATA: SE 3 VEER SECTOR S 3/4 BY 5/2100 PROB OF MIST FOG PATCHES

DURING THE EARLY MORNING PROB OF RAIN STARTING NOON VIS GOOD TO MODERATE

URUGUAY SOUTH EAST COASTS: VRB 3 VEER E 3 BY 5/1500 PROB OF ISOL RAIN TOWARDS

THE END OF THE PERIOD VIS GOOD TO MODERATE

MAR DEL PLATA COASTS(3617S - 3830S): SECTOR S 3/4 PROB OF MIST FOG PATCHES

PROB OF RAIN STARTING EVENING VIS MODERATE

RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 4/3 PROB OF ISOL RAIN

STARTING EVENING VIS GOOD TO MODERATE

PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 4/3 UNSTABLE VIS GOOD

GOLFO DE SAN JORGE COASTS(45S - 48S): NE 4/3 PROB OF ISOL RAIN VIS GOOD OCNL

MODERATE

SOUTH PATAGONIA COASTS(48S - 54S): SECTOR W 4 VEER NW 4/5 BY 5/1500 PROB OF

MIST FOG PATCHES VIS MODERATE

FIN DEL MUNDO COASTS(54S - 55S): NW 4/5 INCR 6 GUST WITH 8 INTENSITY BY 5/1800

VIS MODERATE

ISLAS MALVINAS COASTS: NW 4/5 WITH GUSTS PROB OF ISOL RAIN IMPR DURING THE

EVENING VIS MODERATE TO GOOD

OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: VRB 3 INCR SE 6/7 GUST WITH 8

INTENSITY BY 5/0900 PROB OF RAIN VIS MODERATE TO POOR

W OF 30 - E OF 40W: SE 8/7 GUST WITH 8 INTENSITY PROB OF RAIN VIS POOR

REST OF THE AREA: SECTOR E 6/4 BACK NE 4 BY 5/1200 PROB OF ISOL RAIN VIS

MODERATE

CENTRAL EAST AREA (40S- 50S AND 20W- 40W) N OF 45S: SECTOR S 6/5 WITH GUSTS PROB

OF RAIN SPELLS OF GOOD WEATHER VIS MODERATE

E OF 30 - S OF 45S: SW 8/7 WITH GUSTS PROB OF SH OF SNOW VIS VERY POOR TO

POOR

REST OF THE AREA: SW 7 GUST WITH 8 INTENSITY VEER SECTOR W 5 WITH GUSTS BY

5/1500 PROB OF SH RAIN AND SNOW MIXTURE VIS POOR TO MODERATE

CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - N OF 45S: SE 4/3 VEER VRB 3

BY 5/0900 VIS GOOD

E OF 50 - S OF 45S: VRB 3 VEER SECTOR W 4/5 BY 5/0600 PROB OF SH RAIN AND SNOW

MIXTURE VIS GOOD TO MODERATE OCNL POOR

W OF 50 - N OF 45S: VRB 3 PROB OF ISOL RAIN VIS MODERATE

REST OF THE AREA: NW 4/3 UNSTABLE VIS GOOD OCNL MODERATE

SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30 - N OF 55S: SW 8/7 WITH GUSTS

PROB OF SH OF SNOW VIS VERY POOR TO POOR

W OF 30 - N OF 55S: SW 7 GUST WITH 8 INTENSITY VEER W 5 WITH GUSTS BY 5/0900

PROB OF ISOL SNOW FALL VIS MODERATE

REST OF THE AREA: W 6 WITH GUSTS PROB OF SH OF SNOW VIS MODERATE OCNL POOR

SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50W: SECTOR W 6/5 PROB OF SH RAIN

AND SNOW MIXTURE VIS MODERATE OCNL POOR

W OF 50 - N OF 55S: NW 4/5 PROB OF ISOL RAIN IMPR STARTING EARLY MORNING VIS

MODERATE

REST OF THE AREA: NW 5 WITH GUSTS INCR 7 GUST WITH 8 INTENSITY BY 5/1800 PROB

OF RAIN AND SNOW MIXTURE VIS MODERATE OCNL POOR

DRAKE AREA (55S- 60S AND 60W- 67W): NW 5/6 INCR 8 WITH GUSTS BY 5/1200 PROB OF

RAIN STARTING EARLY MORNING VIS MODERATE TO POOR

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NNNN=


HIGH SEAS FORECAST SOUTH 60S
WWAA02 SAWB 050000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 05, JULY 2026.

NATIONAL WEATHER SERVICE (NWS)

SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS

PART 1 GALE WARNING:

893/2026 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 05/1200 UNTIL 06/0300

894/2026 STRONG BARIC GRADIENT EREBUS Y TERROR GULF MOV E DEEPENING PROVOKES WINDS FORCE 8 WITH GUST IN 64S-67S 59W-50W FROM 05/1500 UNTIL 06/0300

895/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA SOUTHERN BELLINGSHAUSEN SEA MOV E DEEPENING WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST BACK SECTOR E IN 67S-72S 90W-70W FROM 05/1200 UNTIL 06/0300

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 968HPA 71S 70W MOV E DPN

LOW 964HPA 70S 55W MOV SE DPN

RIDGE 60S 38W 65S 38W 70S 37W MOV E WKN

RIDGE 60S 68W 65S 74W 70S 82W MOV E INTSF

041400 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 6139S 05246W 28X25NM A76C 5228S 03205W 16X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4732S 02212W 3X1NM ICEBERG2 5244S 03227W 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 00:00 UTC VALID UNTIL 00:00 UTC 2026-07-6

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 3/4 WITH GUSTS INCR NW 8 WITH GUSTS BY 5/1200 PROB OF MIST PROB OF SNOW FALL WORSENING DURING THE EARLY MORNING VIS MODERATE TO VERY POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR W 5/7 WITH GUSTS VEER NW 8 WITH GUSTS BY 5/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS VERY POOR TO MODERATE

MAR DE LA FLOTA COASTS W OF 60W: NW 3/4 WITH GUSTS INCR NW 8 WITH GUSTS BY 5/1200 PROB OF MIST PROB OF SNOW FALL WORSENING DURING THE EARLY MORNING VIS MODERATE TO VERY POOR

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 5/7 WITH GUSTS VEER NW 8 WITH GUSTS BY 5/1800 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS VERY POOR TO MODERATE

GERLACHE STRAIT : SECTOR N 5/4 WITH GUSTS VEER NE 5/7 GUST WITH 8 INTENSITY BY 5/1200 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE

MARGARITA BAY : SECTOR N 5/4 VEER NE 7/8 WITH GUSTS BY 5/1500 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE

EREBUS Y TERROR GULF : NW 5/4 INCR NW 7/8 WITH GUSTS BY 5/1500 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO MODERATE OCNL POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 65S: NW 5/6 WITH GUSTS INCR NW 7/8 WITH GUSTS BY 5/1200 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 7/5 WITH GUSTS VEER NE 5/7 GUST WITH 8 INTENSITY BY 5/0900 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 3/4 VEER NE 5/7 BY 5/0900 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS MORNING VIS MODERATE TO POOR

NORTHERN WEDDELL SEA N OF 65S: NW 5/6 WITH GUSTS BACK SECTOR W 5/4 WITH GUSTS BY 5/0900 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NOON VIS POOR TO MODERATE OCNL GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: NW 7/8 WITH GUSTS BACK SECTOR W 5/6 BY 5/1800 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS VERY POOR TO MODERATE

SOUTHERN WEDDELL SEA (68-78S 20-60W): NE 4/5 WITH GUSTS VEER SECTOR E 6/7 BY 5/1500 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE=