METAREA 6 bulletinset


HIGH SEAS FORECAST NORTH 60S
WWST02 SABM 141200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

2026-08-14, 12:00 UTC.

NATIONAL WEATHER SERVICE

SEA ICE AND ICEBERGS ISSUED BY SHN

PRESSURE HPA

BEAUFORT SCALE WINDS.

PART 1

NO WARNINGS

PART 2 GENERAL SYNOPSIS AT 09:00UTC

HIGH 1032HPA 39S 52W MOV SE EXP 37S 45W BY 15/1200 EXTENDS RIDGE AT 39S 52W 47S

57W 53S 59W MOV SE

131400 UTC 1.SEA ICE LIMIT 5448S 02000W 6458S 06350W 6453S 06351W 6403S 06137W

6116S 05515W 6213S 05906W 6228S 06019W 6455S 06324W 6348S 06140W 6210S 05834W

6240S 06055W 6220S 06716W 2.ICEBERGS GREATER THAN 10NM D33B 6038S 05238W 21X12NM

A81 5911S 05115W 28X25NM A76C 5243S 03048W 16X6NM 3.ICEBERGS SMALLER THAN 10NM

D33C 6129S 05345W 9X5NM ICEBERG1 6132S 05303W 5X3NM ICEBERG2 6121S 05300W 5X3NM

ICEBERG3 6044S 05201W 6X4NM 4.ICEBERGS AREA A5800S 02000W 4557S 02000W 5001S

03200W 5605S 03200W B5605S 03200W 5300S 03200W 5400S 04000W 5734S 04000W C5734S

04000W 5500S 04000W 5500S 05100W 6106S 05100W D6106S 05100W 5700S 05100W 6050S

06716W 6233S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-08-15

COASTAL AREAS:

INNER RIO DE LA PLATA: SECTOR E 4/5 VIS GOOD

OUTER RIO DE LA PLATA: SECTOR E 4/5 VIS GOOD

URUGUAY SOUTH EAST COASTS: SECTOR E 4/5 VIS GOOD

MAR DEL PLATA COASTS(3617S - 3830S): SECTOR E 4/5 VIS GOOD

RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 4/5 VIS GOOD

PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 5/6 WITH GUSTS VIS GOOD OCNL

MODERATE

GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 5/6 WITH GUSTS VIS GOOD OCNL

MODERATE

SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 4/5 VIS GOOD

FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 4/5 VIS GOOD.

ISLAS MALVINAS COASTS: SECTOR N 4/5 VIS GOOD.

OCEANIC AREAS:

NORTH AREA (35S- 40S AND 20W- 55W) W OF 45W: SW 6/7 WITH GUSTS PROB OF SH RAIN

VIS POOR OCNL VERY POOR

REST OF THE AREA: VRB 3 BACK SECTOR N 4/5 VIS GOOD

CENTRAL EAST AREA (40S- 50S AND 20W- 40W): SW 6/7 WITH GUSTS PROB OF ISOL RAIN

SNOW FALL VIS MODERATE OCNL POOR

CENTRAL WEST AREA (40S- 50S AND 40W- 60W): SW 6/7 WITH GUSTS VEER SECTOR W 4/5

BY 15/0000 VIS MODERATE OCNL POOR

SOUTH EAST AREA (50S- 60S AND 20W- 40W): SW 5/6 WITH GUSTS VEER SECTOR W 6/7

WITH GUSTS BY 15/0300 PROB OF ISOL SNOW FALL VIS MODERATE TO POOR

SOUTH WEST AREA (50S- 60S AND 40W- 60W): SECTOR W 5/6 WITH GUSTS DECR 4/5 WITH

GUSTS BY 15/0900 PROB OF ISOL RAIN VIS MODERATE OCNL POOR

DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR W 4/5 WITH GUSTS VEER VRB 3 BY

15/0000 VIS GOOD

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HIGH SEAS FORECAST SOUTH 60S
WWAA02 SAWB 141200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 14, AUGUST 2026.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

1051/2026 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SW WITH GUST IN 61S-64S 62W-55W UNTIL 14/1800

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 979HPA 70S 40W MOV SE INTSF

LOW 992HPA 60S 43W MOV E WKN

RIDGE 60S 70W 63S 68W 66S 68W MOV E WKN

131400 UTC 1.SEA ICE LIMIT 5448S 02000W 6458S 06350W 6453S 06351W 6403S 06137W 6116S 05515W 6213S 05906W 6228S 06019W 6455S 06324W 6348S 06140W 6210S 05834W 6240S 06055W 6220S 06716W 2.ICEBERGS GREATER THAN 10NM D33B 6038S 05238W 21X12NM A81 5911S 05115W 28X25NM A76C 5243S 03048W 16X6NM 3.ICEBERGS SMALLER THAN 10NM D33C 6129S 05345W 9X5NM ICEBERG1 6132S 05303W 5X3NM ICEBERG2 6121S 05300W 5X3NM ICEBERG3 6044S 05201W 6X4NM 4.ICEBERGS AREA A5800S 02000W 4557S 02000W 5001S 03200W 5605S 03200W B5605S 03200W 5300S 03200W 5400S 04000W 5734S 04000W C5734S 04000W 5500S 04000W 5500S 05100W 6106S 05100W D6106S 05100W 5700S 05100W 6050S 06716W 6233S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-08-15

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 5/6 WITH GUSTS VEER NW 5/4 BY 14/1800 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NIGTH VIS POOR TO MODERATE OCNL GOOD

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 7/8 WITH GUSTS VEER NW 6/5 WITH GUSTS BY 14/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE NOON VIS POOR TO MODERATE OCNL GOOD

MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 5/6 WITH GUSTS VEER NW 5/4 BY 14/1800 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NIGTH VIS POOR TO MODERATE OCNL GOOD

MAR DE LA FLOTA COASTS REST OF THE AREA: SW 7/8 WITH GUSTS VEER NW 5/4 WITH GUSTS BY 14/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE NOON VIS POOR TO MODERATE OCNL GOOD

GERLACHE STRAIT : NE 4/3 BACK SW 4/3 BY 14/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE NIGTH VIS VERY POOR TO MODERATE

MARGARITA BAY : SECTOR N 4/5 VEER SECTOR N 4/5 BY 15/0000 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS VERY POOR TO MODERATE

EREBUS Y TERROR GULF : SECTOR S 5/4 VEER NW 4 BY 15/0300 PROB OF FOG AND MIST IN PATCHES SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE OCNL GOOD

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR W 4/5 VEER NW 5/6 WITH GUSTS BY 14/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR W 4/3 VEER NW 3/4 BY 14/2100 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER STARTING EVENING VIS MODERATE TO GOOD

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 3/4 BACK SECTOR W 4/5 BY 14/1800 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER STARTING NOON VIS VERY POOR TO MODERATE

NORTHERN WEDDELL SEA N OF 64S: SECTOR W 4/5 BACK SW 5/6 WITH GUSTS BY 14/2100 PROB OF FOG AND MIST IN PATCHES IMPR DURING THE EVENING VIS VERY POOR TO MODERATE OCNL GOOD

NORTHERN WEDDELL SEA REST OF THE AREA: NW 3/4 BACK SW 4/5 BY 14/2100 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS NIGTH VIS MODERATE TO GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): SE 3/4 BACK SECTOR E 3/5 BY 15/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE=