Weather bulletin: gale warning, sea ice, and iceberg conditions in Drake Strait.

WWAA02 SAWB 191200
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING – METAREA 6-
12:00 UTC 19, JULY 2024.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
872/2024 STRONG BARIC GRADIENT ON SOUTHERN PORTION OF DRAKE STRAIT PROVOKES WINDS FORCE 8 WITH GUST FROM 20/0900
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 966HPA 69S 85W MOV E WKN
LOW 975HPA 65S 50W MOV E EXTENDS CFNT AT 66S 40W 60S 45W MOV E
181400 UTC 1.SEA ICE LIMIT 5852S 02000W 5730S 02257W 5603S 02729W 5639S 03220W 5559S 03700W 5611S 04103W 5640S 04501W 5755S 04902W 5902S 05254W 6103S 05603W 6120S 06003W 6249S 06716W 2.ICEBERGS GREATER THAN 10NM D29C 5321S 02508W 12X5NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5346S 03204W 4X2NM ICEBERG2 5722S 02251W 2X1NM ICEBERG3 5035S 02142W 3X1NM ICEBERG4 5313S 02447W 3X1NM ICEBERG5 5825S 02026W 3X1NM ICEBERG6 5354S 02441W 3X1NM ICEBERG7 5410S 03024W 3X1NM ICEBERG8 5920S 05621W 4X1NM 4.ICEBERGS AREA A: 6000S 02000W 4600S 02000W 4830S 03500W 5723S 03500W B: 5723S 03500W 4800S 03500W 5100S 05000W 5840S 05000W C: 5840S 05000W 5000S 05000W 5000S 06716W 6340S 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 12:00 UTC VALID UNTIL 12:00 UTC 2024-07-20
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: W 4 VEER NW 6 WITH GUSTS INCR 8 WITH GUSTS BY 20/0900 PROB OF SLIGHT INTERMITTENT SNOW FALL HVY SNOW FALL STARTING EARLY MORNING VIS MODERATE TO VERY POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: W 5 WITH GUSTS VEER N 6 WITH GUSTS BY 19/0600 MOD HVY SNOW FALL STARTING EARLY MORNING VIS MODERATE TO VERY POOR
MAR DE LA FLOTA COASTS W OF 60W: W 4 VEER NW 6 WITH GUSTS INCR 6 WITH GUSTS BY 20/0900 SLIGHT INTERMITTENT SNOW FALL HVY SNOW FALL FROM 20/0000 VIS MODERATE TO VERY POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: W 5 WITH GUSTS VEER N WITH GUSTS BY 20/0600 MOD HVY SNOW FALL STARTING EARLY MORNING VIS MODERATE TO VERY POOR
GERLACHE STRAIT : W 4 VEER NE 5 BY 19/2100 INCR 7 WITH GUSTS BY 20/0300 COASTAL SNOW FALL FOG VIS POOR
MARGARITA BAY : NW 4 VEER NE 5 BY 19/2100 INCR 7 WITH GUSTS BY 20/0300 COASTAL SNOW FALL FOG VIS POOR
EREBUS Y TERROR GULF : W 4 VEER NE 5 BY 19/2100 INCR 7 WITH GUSTS BY 20/0300 COASTAL SNOW FALL FOG VIS POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: NW 4/5 VEER SE 7 BY 20/0000 HVY SNOW FALL FOG IMPR TOWARDS EARLY MORNING VIS VERY POOR TO MODERATE
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NW 4/6 WITH GUSTS BACK S 6 WITH GUSTS BY 20/0900 MOD HVY SNOW FALL FOG TOWARDS EARLY MORNING VIS VERY POOR TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA W OF 80W: SW 4/5 MIST VIS MODERATE
SOUTHERN BELLINGSHAUSEN SEA REST OF THE AREA: NW 5 VEER S BY 20/0600 SLIGHT INTERMITTENT SNOW FALL VIS MODERATE
NORTHERN WEDDELL SEA W OF 40W: SW 5 WITH GUSTS VEER N 7 WITH GUSTS BY 20/0900 FOG TOWARDS THE START OF THE PERIOD VIS POOR TO MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: N 5/6 WITH GUSTS BACK SW BY 20/0900 MOD SNOW FALL FOG TOWARDS THE START OF THE PERIOD VIS POOR TO MODERATE
SOUTHERN WEDDELL SEA (68-78S 20-60W): E 5 VEER W BY 20/0600 ISOL SNOW FALL MIST VIS MODERATE=