Weather bulletin: Gale warnings for strong winds and heavy snowfall.

WWAA02 SAWB 211200
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING – METAREA 6-
12:00 UTC 21, JULY 2024.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
879/2024 STRONG BARIC GRADIENT ON SOUTHERN BELLINGSHAUSEN SEA WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST UNTIL 21/2100
880/2024 STRONG BARIC GRADIENT ON SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST IN 60S-64S 50W-65W FROM 22/0000
881/2024 STRONG BARIC GRADIENT ON NORTHER BELLINGSHAUSEN SEA WILL PROVOKE WINDS FORCE 8 FROM S WITH GUST IN 60S-67S 70W-83W UNTIL 22/0000
882/2024 STRONG BARIC GRADIENT ON NORTHERN WEDDELL SEA WILL PROVOKE WINDS FORCE 8 FROM NE WITH GUST IN 60S-65S 40W-50W FROM 22/0900
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 947HPA 68S 48W EXTENDS CFNT AT 70S 55W 65S 35W 60S 35W MOV E
LOW 952HPA 63S 82W EXTENDS CFNT AT 63S 78W 60S 60W MOV E
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2024-07-22
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: N 4 VEER NE 8 BY 21/2100 BACK NW 7 WITH GUSTS BY 22/0300 HVY SNOW FALL TOWARDS THE MIDDLE OF THE PERIOD VIS POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: W 5 VEER NE 8 WITH GUSTS BY 22/0000 BACK W 5 BY 22/0900 HVY SNOW FALL STARTING EARLY MORNING VIS MODERATE TO VERY POOR
MAR DE LA FLOTA COASTS W OF 60W: N 4 VEER NE 8 WITH GUSTS BY 22/0000 BACK W 5 BY 22/0900 HVY SNOW FALL STARTING EARLY MORNING VIS MODERATE TO VERY POOR
GERLACHE STRAIT : N 4 VEER NE 8 WITH GUSTS BY 21/2100 BACK NW 7 WITH GUSTS BY 22/0300 HVY SNOW FALL TOWARDS THE MIDDLE OF THE PERIOD VIS POOR
MARGARITA BAY : NE 4 INCR 7 BY 21/2100 VEER 5 BY 22/0600 SNOW FALL TOWARDS THE MIDDLE OF THE PERIOD VIS MODERATE
EREBUS Y TERROR GULF : SW 6 BACK E 4 BY 21/2100 VEER SE 6 WITH GUSTS BY 22/0600 SNOW FALL TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: SE 7/8 WITH GUSTS VEER SW 6 WITH GUSTS BY 22/0600 SLIGHT SNOW FALL IMPR STARTING NIGTH VIS MODERATE TO GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: N 6 WITH GUSTS VEER S 8 WITH GUSTS BY 22/0000 MOD SNOW FALL TOWARDS NIGTH VIS POOR TO GOOD
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): S 4/6 PROB OF SNOW FALL VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA W OF 40W: W 6 WITH GUSTS VEER NW 4 BY 21/2100 VEER NE 8 WITH GUSTS BY 22/0800 PROB OF SNOW FALL VIS GOOD TO MODERATE
NORTHERN WEDDELL SEA REST OF THE AREA: N 4/5 BACK SW 5 BY 21/2200 SLIGHT SNOW FALL TOWARDS THE START OF THE PERIOD VIS POOR TO GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): NW 5/6 WITH GUSTS SNOW FALL TOWARDS THE START OF THE PERIOD VIS MODERATE TO GOOD=