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WWAA02 SAWB 170000

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

00:00 UTC 17, APRIL 2024.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

424/2024 STRONG BARIC GRADIENT EREBUS Y TERROR GULF MOV E WEAKENING PROVOKES WINDS FORCE 8 GUST WITH 9 INTENSITY IN 64S-65S 50W-70W UNTIL 17/0300

425/2024 STRONG BARIC GRADIENT SOUTHERN WEDDELL SEA MOV E WEAKENING PROVOKES WINDS FORCE 8 FROM SECTOR N WITH GUST IN 67S-73S 30W-50W UNTIL 17/0600

426/2024 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-65S 70W-80W FROM 17/0900 UNTIL 18/0000

427/2024 STRONG BARIC GRADIENT MAR DE LA FLOTA COASTS SOUTHERN PORTION OF DRAKE STRAIT GERLACHE STRAIT MOV SE DEEPENING WILL PROVOKE WINDS FORCE 8 FROM SECTOR N WITH GUST IN 60S-67S 60W-70W FROM 17/1500 UNTIL 18/1200

428/2024 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E WEAKENING WILL PROVOKE WINDS FORCE 8 WITH GUST IN 60S-65S 30W-40W FROM 17/1200 UNTIL 18/0000

PART 2 GENERAL SYNOPSIS AT 21:00UTC

LOW 963HPA 73S 60W MOV SE WKN

HIGH 991HPA 65S 55W MOV E WKN

161400 UTC 1.SEA ICE LIMIT 6835S 02000W 6623S 02346W 6544S 02849W 6450S 03325W 6459S 03824W 6255S 03815W 6120S 03939W 6154S 04442W 6109S 04856W 6133S 05342W 6313S 06016W 6532S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5914S 04504W 40X32NM D28A 5246S 02539W 16X13NM A78 5829S 02634W 18X4NM D29C 5446S 03144W 12X5NM D31 5651S 02935W 10X3NM D20A 6152S 04230W 13X6NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5613S 02551W 5X2NM ICEBERG2 6123S 03732W 10X1NM ICEBERG3 6019S 03653W 5X2NM ICEBERG4 6053S 04056W 3X2NM ICEBERG5 6051S 04056W 4X2NM ICEBERG6 6136S 04708W 4X2NM ICEBERG7 5724S 02523W 4X1NM ICEBERG8 5926S 04057W 4X3NM ICEBERG9 5128S 03039W 3X1NM ICEBERG10 5113S 03045W 3X1NM ICEBERG11 5116S 03103W 4X1NM ICEBERG12 5126S 03045W 3X1NM ICEBERG13 5139S 03001W 3X1NM ICEBERG14 5151S 03000W 2X1NM ICEBERG15 5157S 02932W 2X1NM ICEBERG16 5246S 02538W 4X1NM ICEBERG17 5247S 02534W 2X1NM ICEBERG18 5258S 02647W 2X1NM ICEBERG19 5158S 02927W 4X3NM ICEBERG20 5159S 02936W 5X2NM 4.ICEBERGS AREA A: 7020S 02000W 4700S 02000W 4500S 02900W 6200S 04100W B: 6200S 04100W 4800S 03030W 4900S 04600W 6314S 05716W C: 5600S 05030W 5600S 06100W 5900S 06716W 6900S 06716W

PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2024-04-18

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 3/4 VEER SECTOR N 7/8 BY 17/1200 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS NOON VIS MODERATE TO POOR OCNL VERY POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 4/5 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR TOWARDS NOON VIS VERY POOR TO POOR OCNL MODERATE

MAR DE LA FLOTA COASTS W OF 60W: NW 3/4 VEER SECTOR N 7/8 BY 17/1800 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS EVENING VIS MODERATE TO POOR OCNL VERY POOR

MAR DE LA FLOTA COASTS REST OF THE AREA: NW 4/5 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS VERY POOR TO POOR OCNL MODERATE

GERLACHE STRAIT : NW 3/4 VEER SECTOR N 7/8 BY 17/1800 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS EVENING VIS MODERATE TO POOR OCNL VERY POOR

MARGARITA BAY : SECTOR N 7/5 VEER SECTOR E 4/3 BY 17/1800 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE MORNING VIS GOOD TO MODERATE OCNL POOR

EREBUS Y TERROR GULF : NW 7/8 DECR 6/4 BY 17/0300 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO POOR OCNL VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80W: SECTOR W 3/4 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS GOOD TO MODERATE OCNL POOR

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NW 5/4 VEER SECTOR N 7/8 BY 17/0900 VEER SW BY 17/1800 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR OCNL VERY POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR W 5/3 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS EVENING VIS MODERATE TO POOR OCNL VERY POOR

NORTHERN WEDDELL SEA W OF 40W: NW 5/4 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS EARLY MORNING VIS MODERATE TO POOR OCNL VERY POOR

NORTHERN WEDDELL SEA REST OF THE AREA: NW 5/4 INCR 7/8 BY 17/1200 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS MORNING VIS MODERATE TO POOR OCNL VERY POOR

SOUTHERN WEDDELL SEA (68-78S 20-60W): SECTOR N 7/8 BACK NW 5/4 BY 17/0600 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS MORNING VIS POOR TO MODERATE OCNL GOOD=