1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
12:00 UTC 08, MAY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
620/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR N WITH GUST IN 60S-65S 90W-70W UNTIL 09/0900
621/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR N GUST WITH 9 INTENSITY VEER NE IN 66S-72S 80W-70W UNTIL 09/0600
622/2026 STRONG BARIC GRADIENT MARGARITA BAY MOV SE DEEPENING PROVOKES WINDS FORCE 8 FROM SECTOR N GUST WITH 9 INTENSITY VEER SECTOR E IN 66S-69S 70W-67W UNTIL 09/0600
PART 2 GENERAL SYNOPSIS AT 09:00UTC
HIGH 1031HPA 60S 65W MOV E INTSF EXTENDS RIDGE AT 60S 65W 63S 55W 67S 38W MOV E
LOW 992HPA 62S 88W MOV SE DPN
071400 UTC 1.SEA ICE LIMIT 6614S 02000W 6617S 02518W 6613S 02753W 6521S 03227W 6228S 03509W 6255S 04154W 6302S 04651W 6218S 04928W 6158S 05227W 6213S 05625W 6416S 06313W 6647S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5814S 03632W 16X7NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4917S 02649W 6X3NM ICEBERG2 5126S 02612W 5X3NM ICEBERG3 4702S 02728W 2X1NM ICEBERG4 4635S 02642W 4X2NM ICEBERG5 5742S 03608W 2X1NM 4.ICEBERGS AREA A6659S 02000W 4324S 02000W 4207S 03513W 6207S 03425W B6207S 03425W 4205S 03413W 6002S 05603W 6328S 05500W C6328S 05500W 6002S 05503W 6445S 06716W 6638S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-05-9
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: NW 4/5 INCR NW 6/7 WITH GUSTS BY 08/2100 PROB OF MIST IMPR DURING THE MORNING VIS MODERATE TO GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SECTOR S 4/5 VEER SW 5/4 BY 08/1800 VIS GOOD
MAR DE LA FLOTA COASTS W OF 60W: NW 4/5 INCR NW 6/7 WITH GUSTS BY 08/2100 PROB OF MIST IMPR DURING THE MORNING VIS MODERATE TO GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SECTOR S 4/5 VEER SW 5/4 BY 08/1800 VIS GOOD
GERLACHE STRAIT : NE 3/4 INCR SECTOR E 5/7 BY 9/0300 PROB OF MIST IMPR TOWARDS NIGTH VIS MODERATE TO GOOD
MARGARITA BAY : NE 6/7 INCR SECTOR E 8 WITH GUSTS BY 08/1800 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS NIGTH VIS MODERATE TO POOR
EREBUS Y TERROR GULF : NW 4/5 VEER SECTOR N 5/7 GUST WITH 8 INTENSITY BY 9/0600 PROB OF FOG AND MIST IN PATCHES IMPR DURING THE EVENING VIS VERY POOR TO MODERATE
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA N OF 64S: SECTOR N 9 WITH GUSTS BACK NW 8/7 WITH GUSTS BY 08/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NW 9 WITH GUSTS BACK SECTOR N 5 WITH GUSTS BY 08/2100 PROB OF MIST PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS POOR TO MODERATE
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR N 8 WITH GUSTS BACK NW 5/4 WITH GUSTS BY 08/1800 PROB OF FOG AND MIST IN PATCHES PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER DURING THE EARLY MORNING VIS VERY POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 64S: SW 5/4 VEER SECTOR W 4/3 BY 9/0000 VIS GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: SW 6/5 WITH GUSTS VEER NW 5/6 BY 08/1800 VIS GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): NW 4/5 BACK SECTOR S 4 BY 9/0300 VIS GOOD=
1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-05-08, 12:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 196: STRONG BARIC GRADIENT WILL PROVOKE WINDS FORCE 8 FROM SECTOR N WITH
GUST IN DRAKE AREA (55S- 60S AND 60W- 67W) FROM 09/0900
WARNING 194: COLD FRONT AT 40S 49W 35S 48W MOV E EXPECTED 48S 32W 35S 44W BY
09/1200 PROVOKES WINDS FORCE 8 FROM SECTOR N WITH GUST BETWEEN 35S-40S AND
55W-40W
WARNING 192: LOW 982HPA AT 41S 54W MOV SE DEEPENING EXPECTED 42S 50W BY 09/1200
PROVOKES WINDS FORCE 9 FROM SECTOR S WITH GUST IN OUTER RIO DE LA PLATA MAR DEL
PLATA COASTS RINCON BAHIA BLANCA COASTS PENINSULA DE VALDES COASTS GOLFO DE SAN
JORGE COASTS
WARNING 191: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR E WITH
GUST BETWEEN 40S-55S AND 30W-40W
WARNING 195: LOW 982HPA AT 41S 54W MOV SE DEEPENING EXPECTED 42S 50W BY 09/1200
PROVOKES WINDS FORCE 10 AROUND ITSELF WITH GUST
PART 2 GENERAL SYNOPSIS AT 09:00UTC
LOW 984HPA 40S 49W MOV SE WKN EXP 48S 32W BY 09/1200 EXTENDS CFNT AT 40S 49W 35S
48W EXP 48S 32W 35S 44W 35S 44W BY 09/1200 ASOCIATED WITH WFNT AT 40S 49W 41S
39W 39S 30W
LOW 982HPA 41S 54W MOV SE DPN EXP 42S 50W BY 09/1200 EXTENDS OFNT AT 40S 49W 44S
55W 39S 56W EXP 48S 32W 51S 47W 47S 51W 37S 52W BY 09/1200
HIGH 1030HPA 57S 65W MOV SE WKN EXP 49S 57W BY 09/1200
LOW 1014HPA 57S 44W MOV NE WKN EXTENDS CFNT AT 57S 42W 55S 42W 52S 54W MOV NE
HIGH 1027HPA 38S 23W MOV NE INTSF EXTENDS RIDGE AT 38S 23W 49S 34W MOV NE
081400 UTC 1.SEA ICE LIMIT 6614S 02000W 6617S 02518W 6613S 02753W 6521S 03227W
6228S 03509W 6255S 04154W 6302S 04651W 6218S 04928W 6158S 05227W 6213S 05625W
6416S 06313W 6647S 06716W 2.ICEBERGS GREATER THAN 10NM A76C 5815S 03629W 16X7NM
3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4917S 02649W 6X3NM ICEBERG2 5126S 02612W
5X3NM ICEBERG3 4702S 02728W 2X1NM ICEBERG4 4629S 02628W 4X2NM ICEBERG5 5742S
03608W 2X1NM 4.ICEBERGS AREA A6659S 02000W 4324S 02000W 4207S 03513W 6207S
03425W B6207S 03425W 4205S 03413W 6002S 05603W 6328S 05500W C6328S 05500W 6002S
05503W 6445S 06716W 6638S 06716W
PART 3 FORECAST ISSUED 12:00 UTC VALID UNTIL 12:00 UTC 2026-05-9
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR W 4/6 WITH GUSTS PROB OF SH SPELLS OF GOOD WEATHER
VIS MODERATE TO POOR
OUTER RIO DE LA PLATA: SECTOR W 4/6 WITH GUSTS BACK SECTOR S 7/9 WITH GUSTS PROB
OF SH SPELLS OF GOOD WEATHER VIS MODERATE TO VERY POOR
URUGUAY SOUTH EAST COASTS: SECTOR W 7 GUST WITH 8 INTENSITY PROB OF SH SPELLS OF
GOOD WEATHER VIS POOR OCNL VERY POOR
MAR DEL PLATA COASTS(3617S - 3830S): W 6/7 WITH GUSTS BACK SW 8/9 WITH GUSTS
PROB OF SH RAIN SPELLS OF GOOD WEATHER VIS VERY POOR TO POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR W 7 WITH GUSTS BACK SW 8/9
WITH GUSTS PROB OF SH RAIN SPELLS OF GOOD WEATHER VIS VERY POOR TO POOR
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR S 8/9 WITH GUSTS DECR 7 PROB OF
SH RAIN SPELLS OF GOOD WEATHER VIS VERY POOR TO POOR
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR S 9/8 WITH GUSTS PROB OF SH RAIN
SPELLS OF GOOD WEATHER VIS VERY POOR TO POOR
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR S 6/5 WITH GUSTS VEER VRB 4/5 PROB
OF ISOL SH RAIN IMPR VIS POOR TO GOOD
FIN DEL MUNDO COASTS(54S - 55S): SECTOR S 4 BACK SECTOR N 5 PROB OF ISOL RAIN
TOWARDS NOON IMPR TOWARDS THE END OF THE PERIOD NEXT WORSENING VIS GOOD OCNL
MODERATE
ISLAS MALVINAS COASTS: SECTOR S 6/7 WITH GUSTS PROB OF SH OF RAIN SH OF SNOW
SPELLS OF GOOD WEATHER VIS POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: VRB 4/5 VEER SECTOR N 6 WITH GUSTS
LOW PROB OF ISOL RAIN VIS GOOD TO MODERATE OCNL POOR
W OF 40W: SECTOR N 8 WITH GUSTS BACK SECTOR W 10 WITH GUSTS PROB OF HVY SH RAIN
VIS VERY POOR
REST OF THE AREA: SECTOR N 6/7 WITH GUSTS PROB OF HVY SH RAIN VIS POOR OCNL
VERY POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) W OF 30W: SECTOR E 8 WITH GUSTS BACK
SECTOR N 7/6 WITH GUSTS PROB OF HVY SH RAIN VIS VERY POOR OCNL POOR
N OF 47 - E OF 30W: VRB 4 BACK SECTOR N 6 WITH GUSTS BACK SECTOR W 7 WITH GUSTS
PROB OF SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE TO POOR
REST OF THE AREA: SW 4 VEER SECTOR E 7/6 WITH GUSTS PROB OF RAIN SNOW FALL
SPELLS OF GOOD WEATHER VIS MODERATE TO POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) N OF 45 - E OF 50W: SECTOR N 7/8 WITH
GUSTS PROB OF SH MIST RAIN SPELLS OF GOOD WEATHER VIS VERY POOR OCNL POOR
S OF 45 - E OF 50W: SECTOR E 10/8 WITH GUSTS BACK SECTOR N 7/6 WITH GUSTS PROB
OF HVY SH RAIN VIS VERY POOR
N OF 45 - W OF 50W: SECTOR S 10/11 WITH GUSTS VEER SECTOR W 10/8 WITH GUSTS
PROB OF HVY SH RAIN VIS VERY POOR
REST OF THE AREA: SECTOR S 10 WITH GUSTS PROB OF HVY RAIN SNOW FALL SPELLS OF
GOOD WEATHER VIS VERY POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) W OF 30 - N OF 55S: VRB 4 VEER SECTOR E
5/8 WITH GUSTS PROB OF SH OF SNOW SNOW FALL SPELLS OF GOOD WEATHER VIS GOOD TO
VERY POOR
E OF 30W: SW 7/5 WITH GUSTS VEER VRB 4 LOW PROB OF SNOW FALL VIS MODERATE OCNL
POOR
REST OF THE AREA: VRB 4 VEER SECTOR E 5/6 WITH GUSTS LOW PROB OF SNOW FALL VIS
MODERATE OCNL POOR
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR E 5/6 WITH GUSTS VEER
SECTOR S 7/8 WITH GUSTS PROB OF HVY SH OF SNOW SNOW FALL SPELLS OF GOOD WEATHER
VIS MODERATE TO VERY POOR
E OF 50 - S OF 55S: SECTOR S 5 WITH GUSTS BACK SECTOR E 6/5 WITH GUSTS PROB OF
FOG PATCHES SNOW FALL IMPR VIS MODERATE OCNL POOR
REST OF THE AREA: SECTOR S 4 BACK SECTOR N LOW PROB OF SH OF SNOW VIS GOOD
DRAKE AREA (55S- 60S AND 60W- 67W): VRB 4 VEER SECTOR N 5/8 WITH GUSTS PROB OF
FOG PATCHES DISSIPATING NEXT SH RAIN VIS MODERATE TO VERY POOR
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