1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2026-05-8, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 195: LOW 990HPA AT 41S 54W DEEPENING EXPECTED 44S 55W BY 08/2100
PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST IN OUTER RIO DE LA PLATA MAR DEL
PLATA COASTS RINCON BAHIA BLANCA COASTS BETWEEN 35S-40S AND 45W-55W
WARNING 194: LOW 990HPA AT 41S 54W DEEPENING EXPECTED 44S 55W BY 08/2100 WILL
PROVOKE WINDS FORCE 8 FROM SECTOR N WITH GUST BETWEEN 35S-40S AND 40W-52W FROM
08/0300
WARNING 192: LOW 990HPA AT 41S 54W DEEPENING EXPECTED 44S 55W BY 08/2100
PROVOKES WINDS FORCE 8 FROM SECTOR S WITH GUST IN PENINSULA DE VALDES COASTS
GOLFO DE SAN JORGE COASTS
WARNING 191: LOW 990HPA AT 41S 54W DEEPENING EXPECTED 44S 55W BY 08/2100
PROVOKES WINDS FORCE 8 FROM SECTOR E WITH GUST IN CENTRAL WEST AREA (40S- 50S
AND 40W- 60W)
PART 2 GENERAL SYNOPSIS AT 21:00UTC
061400 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 5822S 03628W 16X7NM
3.ICEBERGS SMALLER THAN 10NM ICEBERG1 4922S 02650W 6X3NM ICEBERG2 5110S 02714W
5X3NM ICEBERG3 4650S 02702W 2X1NM ICEBERG4 4650S 02702W 4X2NM ICEBERG5 5742S
03608W 2X1NM 4.ICEBERGS AREA A6843S 02000W 4058S 02000W 4158S 03700W 6215S
03700W B6215S 03700W 4158S 03700W 5858S 05002W 6233S 05002W C6233S 05002W 5858S
05002W 6227S 06716W 6859S 06716W
LOW 990HPA 41S 54W DPN EXP 44S 55W BY 08/2100 EXTENDS CFNT AT 41S 54W 31S 54W
25S 60W MOV E ASOCIATED WITH OFNT AT 42S 55W 44S 61W 46S 66W 40S 64W
HIGH 1026HPA 42S 30W MOV E
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2026-05-9
COASTAL AREAS:
INNER RIO DE LA PLATA: SECTOR W 5/7 GUST WITH 8 INTENSITY PROB OF SH RAIN VIS
MODERATE TO POOR
OUTER RIO DE LA PLATA: SECTOR W 6/8 WITH GUSTS PROB OF SH RAIN VIS MODERATE TO
POOR
URUGUAY SOUTH EAST COASTS: SECTOR W 6/8 WITH GUSTS PROB OF SH RAIN PROB OFISOL
STORMS VIS MODERATE TO POOR
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR W 6/7 WITH GUSTS INCR 7/8 WITH
GUSTS BY 8/1500 PROB OF SH RAIN VIS MODERATE TO VERY POOR
RINCON BAHIA BLANCA COASTS(3830S - 41S): SW 6/7 GUST WITH 8 INTENSITY INCR 8
WITH GUSTS BY 8/1500 PROB OF SH RAIN VIS MODERATE TO VERY POOR
PENINSULA DE VALDES COASTS(41S - 45S): SW 7/8 WITH GUSTS BACK SECTOR S 8/9 BY
8/1200 PROB OF SH RAIN VIS VERY POOR TO POOR
GOLFO DE SAN JORGE COASTS(45S - 48S): SW 7/8 WITH GUSTS BACK SECTOR S 8/9 WITH
GUSTS BY 8/1200 PROB OF SH RAIN VIS VERY POOR TO POOR
SOUTH PATAGONIA COASTS(48S - 54S): SE 5/6 WITH GUSTS VEER SECTOR S 5/7 WITH
GUSTS BY 8/1500 PROB OF RAIN NEXT SH VIS MODERATE OCNL POOR
FIN DEL MUNDO COASTS(54S - 55S): SE 5 WITH GUSTS PROB OF SH VIS MODERATE
ISLAS MALVINAS COASTS: SE 5/6 WITH GUSTS INCR 6/8 WITH GUSTS BY 8/1500 PROB OF
SH VIS MODERATE TO VERY POOR
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: S 5/4 BACK NE 4/5 BY 8/0900 BACK
SECTOR N 5/6 WITH GUSTS BY 8/1800 VIS GOOD TO MODERATE
E OF 40W: SECTOR N 7/6 WITH GUSTS INCR 7/8 WITH GUSTS BY 8/1200 PROB OF SH NEXT
ISOL RAIN STORMS VIS MODERATE TO POOR
E OF 52W: SECTOR N 7/8 GUST WITH 9 INTENSITY PROB OF RAIN ISOL STORMS VIS VERY
POOR TO POOR
REST OF THE AREA: SECTOR W 5/6 WITH GUSTS INCR 7/8 WITH GUSTS BY 8/1800 PROB OF
RAIN VIS MODERATE TO POOR
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SW 5 DECR 4 BY 8/1200 VEER
SECTOR N 5/6 WITH GUSTS BY 8/1800 WORSENING WITH PROB OF RAIN VIS MODERATE OCNL
POOR
W OF 30 - N OF 45S: NE 5/6 WITH GUSTS VEER SECTOR E 7/8 WITH GUSTS BY 8/0600
BACK SECTOR N 7/8 WITH GUSTS BY 8/1800 PROB OF RAIN VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR E 4 INCR 7/8 WITH GUSTS BY 8/0900 WORSENING WITH PROB
OF HVY RAIN VIS MODERATE TO VERY POOR
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - N OF 45S: SECTOR E 7/8 WITH
GUSTS BACK SECTOR N 8 WITH GUSTS BY 8/0900 PROB OF RAIN VIS VERY POOR TO POOR
E OF 50 - S OF 45S: SECTOR E 7/8 WITH GUSTS INCR 8/9 WITH GUSTS BY 8/0900 INCR
8/9 BY 8/2100 PROB OF HVY RAIN VIS VERY POOR TO POOR
E OF 55 - N OF 45S: SECTOR E 7/8 WITH GUSTS BACK SECTOR N 5 BY 8/0900 INCR 7/8
WITH GUSTS BY 8/1500 PROB OF RAIN VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR E 7/8 WITH GUSTS VEER SECTOR S 8 WITH GUSTS BY 8/0900
INCR 9 WITH GUSTS BY 8/1800 PROB OF RAIN VIS VERY POOR TO POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SW 7/6 WITH GUSTS DECR 5 WITH
GUSTS BY 8/1200 PROB OF SH RAIN AND SNOW MIXTURE IMPR VIS MODERATE
W OF 30 - N OF 55S: SW 5/4 DECR VRB 4 BY 8/0900 AFTERWARDS SECTOR E 5/6 WITH
GUSTS BY 8/1800 WORSENING WITH PROB OF RAIN TOWARDS NIGTH VIS MODERATE
REST OF THE AREA: SW 5 WITH GUSTS BACK S 4/5 BY 8/1800 PROB OF SH RAIN AND SNOW
MIXTURE VIS MODERATE TO GOOD
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR E 5 VEER SE 7/8 WITH
GUSTS BY 8/1200 PROB OF SH VIS MODERATE TO POOR
REST OF THE AREA: S 5/4 INCR 5/6 WITH GUSTS BY 8/1800 PROB OF SH VIS MODERATE
DRAKE AREA (55S- 60S AND 60W- 67W): S 4 VEER SECTOR N 5 BY 8/2100 INCR PROB OF
SH IMPR VIS MODERATE TO GOOD
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 08, MAY 2026.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
618/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING PROVOKES WINDS FORCE 9 FROM SECTOR N WITH GUST IN 60S-68S 90W-70W UNTIL 08/0900
619/2026 STRONG BARIC GRADIENT NORTHER BELLINGSHAUSEN SEA MOV SE DEEPENING PROVOKES WINDS FORCE 8 AROUND ITSELF GUST WITH 9 INTENSITY VEER NE IN 68S-73S 90W-70W UNTIL 08/1500
PART 2 GENERAL SYNOPSIS AT 21:00UTC
HIGH 1026HPA 60S 68W MOV E INTSF EXTENDS RIDGE AT 60S 68W 63S 67W 65S 66W MOV E
LOW 1015HPA 60S 44W MOV E DPN
CFNT AT 70S 90W 65S 84W 61S 80W MOV E 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 00:00 UTC VALID UNTIL 00:00 UTC 2026-05-9
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SW 4/5 BACK NW 4/5 BY 8/0600 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: SW 5/6 BACK SECTOR S 5/4 BY 8/0300 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS W OF 60W: SW 4/5 BACK NW 4/5 BY 8/0600 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE EVENING VIS POOR TO MODERATE OCNL GOOD
MAR DE LA FLOTA COASTS REST OF THE AREA: SW 5/4 VEER SECTOR W 5/6 BY 8/1500 PROB OF FOG AND MIST IN PATCHES IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE OCNL GOOD
GERLACHE STRAIT : SE 3/4 BACK NE 3/4 BY 8/1500 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS MODERATE TO GOOD
MARGARITA BAY : NE 4/5 INCR SECTOR E 7 GUST WITH 8 INTENSITY BY 8/0300 PROB OF MIST PROB OFISOL SNOW FALL WORSENING STARTING EARLY MORNING VIS MODERATE TO POOR
EREBUS Y TERROR GULF : SECTOR S 4/5 VEER SECTOR N 5/6 BY 8/1200 PROB OF FOG AND MIST IN PATCHES SPELLS OF GOOD WEATHER 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 8/0600 PROB OF MIST PROB OFINTERMITTENT SNOW FALL WORSENING STARTING EARLY MORNING VIS GOOD TO MODERATE OCNL POOR
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: NE 9 WITH GUSTS BACK SECTOR N 8 GUST WITH 9 INTENSITY BY 8/0600 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): NE 10 WITH GUSTS BACK NW 8 WITH GUSTS BY 8/0900 PROB OF FOG AND MIST IN PATCHES PROB OFMOD SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS VERY POOR TO MODERATE
NORTHERN WEDDELL SEA N OF 64S: SW 6/5 WITH GUSTS DECR SECTOR S 5/4 BY 8/0900 PROB OF MIST PROB OFISOL SNOW FALL IMPR STARTING EARLY MORNING VIS MODERATE TO GOOD
NORTHERN WEDDELL SEA REST OF THE AREA: SW 6/5 WITH GUSTS DECR SECTOR W 5/4 BY 8/1200 PROB OF MIST IMPR DURING THE EARLY MORNING VIS POOR TO MODERATE OCNL GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SW 4/5 BACK SECTOR S 5 BY 8/1500 PROB OF MIST PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS MODERATE TO GOOD=