Weather bulletin forecasts strong winds and ice conditions for shipping.

WWAA02 SAWB 210000
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING – METAREA 6-
00:00 UTC 21, JULY 2024.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
876/2024 STRONG BARIC GRADIENT ON SOUTHERN WEDDELL SEA WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST IN 65S-70S 35W-43W FROM 21/0600 UNTIL 21/1500
877/2024 STRONG BARIC GRADIENT ON SOUTHERN PORTION OF DRAKE STRAIT WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST IN SOUTHERN PORTION OF DRAKE STRAIT IN 60S-63S 60W-70W UNTIL 21/2100
878/2024 STRONG BARIC GRADIENT ON NORTHER BELLINGSHAUSEN SEA WILL PROVOKE WINDS FORCE 8 FROM S WITH GUST IN 60S-65S 80W-85W FROM 21/2100
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 957HPA 65S 50W MOV SE DPN EXTENDS CFNT AT 65S 58W 60S 40W MOV SE
201400 UTC 1.SEA ICE LIMIT 5809S 02000W 5656S 02231W 5509S 02546W 5525S 03017W 5542S 03356W 5534S 03931W 5547S 04257W 5652S 04814W 5831S 05330W 6033S 05553W 6143S 06040W 6210S 06716W 2.ICEBERGS GREATER THAN 10NM D29C 5318S 02509W 12X5NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5329S 03219W 4X2NM ICEBERG2 5722S 02251W 2X1NM ICEBERG3 5233S 02256W 3X1NM ICEBERG4 5825S 02026W 3X1NM ICEBERG5 5345S 02449W 3X1NM ICEBERG6 5410S 03024W 3X1NM ICEBERG7 5920S 05621W 4X1NM ICEBERG8 5256S 02303W 3X1NM 4.ICEBERGS AREA A: 5910S 02000W 4600S 02000W 4800S 04000W 5800S 04000W B: 5800S 04000W 4835S 04000W 4900S 05500W 6200S 05500W C: 6200S 05500W 5030S 05600W 5030S 06716W 6410S 06716W 5.SEVERAL ICEBERGS AREA (TIERRA DEL FUEGO COAST) A: 5529S 06639W 5521S 06312W 5149S 06319W 5152S 06644W 6.SEVERAL ICEBERGS A: 4602S 05747W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2024-07-22
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 6 WITH GUSTS VEER 7 WITH GUSTS BY 21/1500 HVY SNOW FALL TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: W 6 DECR W 5 BY 21/1200 INTERMITTENT SNOW FALL TOWARDS THE START OF THE PERIOD VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS W OF 60W: SW 6 WITH GUSTS VEER 7 WITH GUSTS BY 21/1500 HVY SNOW FALL TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: W 6 WITH GUSTS DECR W 5 BY 21/1200 INTERMITTENT SNOW FALL TOWARDS THE START OF THE PERIOD VIS MODERATE TO GOOD
GERLACHE STRAIT : SW 6 VEER NE 7 WITH GUSTS BY 21/2100 PROB OF MIST VIS GOOD TO MODERATE
MARGARITA BAY : SW 5 VEER NE 4 BY 21/1500 INCR NE 6 WITH GUSTS BY 21/2100 SNOW FALL TOWARDS NIGTH VIS GOOD TO MODERATE
EREBUS Y TERROR GULF : SW 7 WITH GUSTS DECR 6 BY 21/1300 VEER E 3 BY 21/1800 FOG SNOW FALL TOWARDS THE START OF THE PERIOD VIS POOR TO MODERATE
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: NE 7 WITH GUSTS VEER NE 8 WITH GUSTS BY 21/2100 HVY SNOW FALL STARTING EARLY MORNING IMPR STARTING EVENING VIS VERY POOR TO POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SW 4/6 VEER NE 7 WITH GUSTS BY 21/1200 MOD SNOW FALL TOWARDS EVENING VIS GOOD TO POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SW 3 BACK SE 4/6 WITH GUSTS BY 21/2100 PROB OF MIST VIS GOOD TO MODERATE
NORTHERN WEDDELL SEA W OF 40W: N 6 WITH GUSTS BACK W BY 21/1200 MOD SNOW FALL IMPR STARTING EARLY MORNING VIS POOR TO GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: N 6 WITH GUSTS BACK SW 5 BY 21/2100 INTERMITTENT SNOW FALL MIST VIS MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): NE 7 WITH GUSTS INCR 8 WITH GUSTS BY 21/0600 VEER W 6/7 WITH GUSTS BY 21/1800 INTERMITTENT SNOW FALL TOWARDS THE MIDDLE OF THE PERIOD VIS GOOD TO MODERATE=