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WWAA02 SAWB 301200

1:31:06:01:00

SECURITE

WEATHER BULLETIN FOR SHIPPING - METAREA 6-

12:00 UTC 30, APRIL 2024.

NATIONAL WEATHER SERVICE (NWS)

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

PART 1 GALE WARNING:

514/2024 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA SOUTHERN BELLINGSHAUSEN SEA PROVOKES WINDS FORCE 8 WITH GUST IN 3¿60S-73S 70W-90W UNTIL 01/2100

515/2024 STRONG BARIC GRADIENT NORTHERN WEDDELL SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN 60S-65S 30W-40W UNTIL 01/0300

PART 2 GENERAL SYNOPSIS AT 09:00UTC

LOW 976HPA 64S 40W MOV E DPN

LOW 972HPA 74S 82W MOV E DPN

RIDGE 60S 72W 62S 65W 63S 63W MOV E INTSF

291400 UTC 1.SEA ICE LIMIT 6654S 02000W 6539S 02620W 6518S 03346W 6327S 03819W 6122S 03746W 6106S 04207W 6107S 04807W 6034S 05030W 6137S 05305W 6253S 05806W 6358S 06400W 6525S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5904S 04441W 40X32NM D28A 5146S 02420W 16X13NM A78 5753S 02601W 18X4NM D29C 5349S 03020W 12X5NM D31 5621S 02959W 10X3NM D20A 6147S 04235W 13X6NM A74B 6204S 05355W 11X5NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5817S 02017W 5X2NM ICEBERG2 6106S 03614W 10X1NM ICEBERG3 5924S 03602W 5X2NM ICEBERG4 6016S 03841W 4X2NM ICEBERG5 5948S 02255W 2X1NM ICEBERG6 6054S 04051W 4X3NM ICEBERG7 5719S 02606W 4X1NM ICEBERG8 5812S 02555W 4X1NM 4.ICEBERGS AREA A: 6740S 02000W 4700S 02000W 4500S 02900W 6430S 02900W B: 6430S 02900W 4800S 02900W 4900S 04400W 6200S 04400W C: 6200S 04400W 5200S 04400W 5900S 06716W 6640S 06716W

PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2024-5-1

COASTAL AREAS:

SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR W 4/5 VEER NW 5/6 WITH GUSTS BY 1/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE OCNL POOR

SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 4/5 VEER SECTOR W 5/6 BY 1/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING DURING THE EARLY MORNING VIS GOOD TO MODERATE OCNL POOR

MAR DE LA FLOTA COASTS W OF 60W: SECTOR W 4/5 VEER NW 5/6 WITH GUSTS BY 1/0000 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE OCNL POOR

MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR W 4/5 BACK SW 5/7 BY 1/0000 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS GOOD TO MODERATE OCNL POOR

GERLACHE STRAIT : SECTOR E 3/4 BACK NE 4 BY 30/2100 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING DURING THE EVENING VIS GOOD TO POOR OCNL VERY POOR

MARGARITA BAY : SECTOR E 3/4 BACK NE 5/7 WITH GUSTS BY 1/0300 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS EVENING VIS MODERATE TO POOR

EREBUS Y TERROR GULF : SE 3/4 VEER NW 4/5 BY 30/1800 PROB OF FOG AND MIST IN PATCHES SPELLS OF GOOD WEATHER DURING THE EVENING VIS MODERATE TO POOR OCNL VERY POOR

OCEANIC AREAS:

NORTHER BELLINGSHAUSEN SEA W OF 80W: NW 5/7 GUST WITH 8 INTENSITY PROB OF MIST PROB OFINTERMITTENT SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR

NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NW 5/7 GUST WITH 8 INTENSITY PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER DURING THE NIGTH VIS MODERATE TO POOR OCNL VERY POOR

SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): NW 7/8 BACK SECTOR W 6/5 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR OCNL VERY POOR

NORTHERN WEDDELL SEA W OF 40W: SW 4/5 VEER SECTOR W 5 BY 1/0000 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS GOOD TO MODERATE

NORTHERN WEDDELL SEA REST OF THE AREA: SECTOR W 5/6 WITH GUSTS BACK SW 7/8 BY 30/1800 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL IMPR DURING THE EARLY MORNING VIS VERY POOR TO MODERATE OCNL GOOD

SOUTHERN WEDDELL SEA (68-78S 20-60W): NW 4/5 WITH GUSTS VEER NE 5/7 GUST WITH 8 INTENSITY BY 1/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING TOWARDS NIGTH VIS MODERATE TO POOR=