1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
2024-04-25, 00:00 UTC.
NATIONAL WEATHER SERVICE
SEA ICE AND ICEBERGS ISSUED BY SHN
PRESSURE HPA
BEAUFORT SCALE WINDS.
PART 1 GALE WARNING:
WARNING 195: STRONG BARIC GRADIENT MOV E WILL PROVOKE WINDS FORCE 8 FROM SECTOR
N WITH GUST BETWEEN 45S-55S 50W-60W FROM 25/0600
WARNING 194: STRONG BARIC GRADIENT MOV E WILL PROVOKE WINDS FORCE 8 FROM SECTOR
N WITH GUST IN PENINSULA DE VALDES COASTS GOLFO DE SAN JORGE COASTS SOUTH
PATAGONIA COASTS ISLAS MALVINAS COASTS FROM 25/0300 UNTIL 25/0900
WARNING 193: LOW 987HPA AT 43S 31W MOV E NOT CHANGE EXPECTED 43S 20W BY 26/0000
PROVOKES WINDS FORCE 8 AROUND ITSELF WITH GUST BETWEEN 35S-45S AND 20W-40W
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 987HPA 43S 31W MOV E NC EXP 43S 20W BY 26/0000 EXTENDS CFNT AT 44S 29W 38S
30W 33S 35W MOV E ASOCIATED WITH OFNT AT 44S 29W 43S 33W 41S 36W
LOW 978HPA 57S 26W MOV NE WKN EXTENDS CFNT AT 57S 22W 51S 29W 51S 37W MOV NE
ASOCIATED WITH OFNT AT 58S 22W 59S 25W 58S 28W
HIGH 1018HPA 35S 56W MOV E INTSF EXP 37S 42W BY 26/0000 EXTENDS RIDGE AT 35S 57W
45S 52W 51S 45W 60S 45W MOV E
LOW 990HPA 51S 71W MOV SE DPN EXP 57S 62W BY 26/0000 EXTENDS CFNT AT 51S 70W 46S
69W 42S 69W MOV E
241400 UTC 1.SEA ICE LIMIT 6615S 02000W 6525S 02847W 6515S 03644W 6130S 03918W
6140S 04429W 6119S 04841W 6135S 05142W 6238S 05401W 6251S 05616W 6328S 06014W
6406S 06410W 6606S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5903S 04446W 40X32NM
D28A 5156S 02521W 16X13NM A78 5919S 02609W 18X4NM D29C 5407S 03055W 12X5NM D31
5636S 03000W 10X3NM D20A 6149S 04232W 13X6NM A74B 6222S 05402W 11X5NM 3.ICEBERGS
SMALLER THAN 10NM ICEBERG1 5824S 02240W 5X2NM ICEBERG2 6116S 03642W 10X1NM
ICEBERG3 5954S 03623W 5X2NM ICEBERG4 6032S 03910W 4X2NM ICEBERG5 6128S 04658W
4X2NM ICEBERG6 5750S 02341W 4X1NM ICEBERG7 6054S 04051W 4X3NM ICEBERG8 5129S
02916W 3X1NM ICEBERG9 5145S 03041W 4X1NM ICEBERG10 5109S 03036W 3X1NM ICEBERG11
5131S 02900W 4X2NM ICEBERG12 5129S 02901W 5X3NM ICEBERG13 5140S 02902W 2X1NM
ICEBERG14 5756S 02612W 4X1NM ICEBERG15 5853S 02611W 3X2NM ICEBERG16 5148S 02847W
4X1NM 4.ICEBERGS AREA A: 7020S 02000W 4700S 02000W 4500S 02900W 6200S 04100W B:
6200S 04100W 4800S 03030W 4900S 04600W 6314S 05716W C: 5600S 05030W 5600S 06100W
5900S 06716W 6900S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2024-04-26
COASTAL AREAS:
INNER RIO DE LA PLATA: NE 4 VEER E 3/4 BY 25/2100 WORSENING WITH PROB OF SH RAIN
VIS GOOD TO MODERATE
OUTER RIO DE LA PLATA: NE 3/4 WITH GUSTS WORSENING WITH PROB OF SH RAIN STARTING
EVENING VIS GOOD TO MODERATE
URUGUAY SOUTH EAST COASTS: VRB 3 VEER NE 3/4 BY 25/1500 WORSENING WITH PROB OF
SH RAIN STARTING EVENING VIS GOOD TO MODERATE
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR N 3/4 INCR 5 WITH GUSTS BY 25/1200
WORSENING WITH PROB OF SH RAIN STARTING EVENING VIS GOOD TO MODERATE
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR N 5/6 GUST WITH 8 INTENSITY
VEER NW 5 WITH GUSTS BY 25/1500 LOW PROB OF ISOL RAIN STARTING EARLY MORNING VIS
GOOD OCNL MODERATE
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 7/8 WITH GUSTS BACK NW 6/5
WITH GUSTS BY 25/1200 LOW PROB OF ISOL RAIN IMPR VIS MODERATE OCNL GOOD
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 7/8 WITH GUSTS BACK SECTOR W 6
GUST WITH 8 INTENSITY BY 25/0900 VEER NW 6/7 GUST WITH 8 INTENSITY BY 25/2100
PROB OF SH RAIN IMPR VIS MODERATE OCNL POOR
SOUTH PATAGONIA COASTS(48S - 54S): SECTOR N 7/8 WITH GUSTS BACK SECTOR W 5 BY
25/1200 PROB OF DRIZZLE RAIN IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE
OCNL POOR
FIN DEL MUNDO COASTS(54S - 55S): SECTOR N 5/6 GUST WITH 8 INTENSITY BACK W 5/4
BY 25/1200 PROB OF DRIZZLE RAIN SPELLS OF GOOD WEATHER VIS MODERATE
ISLAS MALVINAS COASTS: SECTOR N 7/8 WITH GUSTS DECR 6 GUST WITH 8 INTENSITY BY
25/1500 PROB OF SH RAIN IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO
MODERATE
OCEANIC AREAS:
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR N 8 WITH GUSTS BACK SECTOR S
6 GUST WITH 8 INTENSITY BY 25/1200 PROB OF RAIN HVY STORMS NEXT SH RAIN VIS VERY
POOR TO MODERATE
E OF 40W: SECTOR S 7/8 WITH GUSTS DECR 6/5 WITH GUSTS BY 25/1200 PROB OF SH
RAIN NXT ISOL RAIN VIS POOR TO MODERATE
E OF 50W: SECTOR S 5/4 VRB 3 BY 25/1500 PROB OF ISOL RAIN IMPR VIS MODERATE TO
GOOD
REST OF THE AREA: VRB 3 BACK SECTOR N 4 BY 25/0900 LOW PROB OF ISOL RAIN
STARTING EVENING VIS GOOD OCNL MODERATE
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30 - N OF 45S: SECTOR N 8 BACK
SECTOR S 8 BY 25/1200 PROB OF HVY STORMS NXT SH RAIN VIS VERY POOR TO POOR
E OF 30 - S OF 45S: SECTOR S 8 DECR 7/6 GUST WITH 8 INTENSITY BY 25/2100 PROB
OF HVY RAIN NXT RAIN AND SNOW MIXTURE VIS VERY POOR TO POOR
REST OF THE AREA: SECTOR S 8/7 WITH GUSTS DECR 6/5 BY 25/1500 PROB OF SH RAIN
VIS POOR TO MODERATE
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50W: SECTOR S 3 VEER VRB 3 BY
25/0900 VEER SECTOR N 4/6 WITH GUSTS BY 25/1800 LOW PROB OF DRIZZLE NXT SH RAIN
VIS MODERATE OCNL GOOD
W OF 50 - N OF 45S: SECTOR N 5/6 GUST WITH 8 INTENSITY INCR 8 WITH GUSTS BY
25/1200 LOW PROB OF SH RAIN IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL
POOR
REST OF THE AREA: SECTOR N 7/8 WITH GUSTS BACK NW 6 GUST WITH 8 INTENSITY BY
25/1800 PROB OF SH RAIN IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL
POOR
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SW 6 WITH GUSTS PROB OF ISOL
SNOW FALL VIS MODERATE OCNL POOR
REST OF THE AREA: SW 6 WITH GUSTS BACK SECTOR W 5/4 BY 25/1200 PROB OF ISOL
SNOW FALL IMPR TOWARDS THE END OF THE PERIOD VIS MODERATE
SOUTH WEST AREA (50S- 60S AND 40W- 60W) E OF 50W: SECTOR W 5/4 VEER SECTOR N 6
GUST WITH 8 INTENSITY BY 25/1800 PROB OF ISOL RAIN NXT SH RAIN SPELLS OF GOOD
WEATHER VIS MODERATE OCNL POOR
W OF 50 - N OF 55S: SECTOR N 7/8 WITH GUSTS DECR 7/6 WITH GUSTS BY 25/2100 PROB
OF HVY RAIN IMPR TOWARDS THE END OF THE PERIOD VIS POOR TO MODERATE
REST OF THE AREA: SECTOR W 4 SECTOR N 6 GUST WITH 8 INTENSITY BY 25/1200 PROB
OF HVY RAIN NXT DRIZZLE RAIN VIS MODERATE TO POOR
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 5 WITH GUSTS BACK VRB 4 BY 25/1200
BACK SW 4 BY 25/2100 PROB OF DRIZZLE RAIN VIS MODERATE
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1:31:06:01:00
SECURITE
WEATHER BULLETIN FOR SHIPPING - METAREA 6-
00:00 UTC 25, APRIL 2024.
NATIONAL WEATHER SERVICE (NWS)
SEA ICE AND ICEBERGS ISSUED BY SHN PRESSURE HPA BEAUFORT SCALE WINDS
PART 1 GALE WARNING:
482/2024 STRONG BARIC GRADIENT ON NORTHER BELLINGSHAUSEN SEA MOV E DEEPENING PROVOKES WINDS FORCE 8 FROM NE BACK SECTOR S GUST WITH 10 INTENSITY IN 60S-65S 70W-80W UNTIL 26/0300
483/2024 STRONG BARIC GRADIENT SOUTHERN PORTION OF DRAKE STRAIT MAR DE LA FLOTA COASTS GERLACHE STRAIT MOV SE DEEPENING WILL PROVOKE WINDS FORCE 8 FROM NE GUST WITH 10 INTENSITY IN 60S-66S 60W-70W FROM 25/1200 UNTIL 26/0000
PART 2 GENERAL SYNOPSIS AT 21:00UTC
LOW 965HPA 65S 55W MOV SE DPN EXTENDS CFNT AT 65S 55W 63S 52W 60S 50W
LOW 970HPA 62S 80W MOV SE DPN EXTENDS CFNT AT 62S 80W 61S 75W 60S 78W
LOW 976HPA 70S 75W MOV E WKN
RIDGE 60S 60W 65S 65W 67S 70W MOV E INTSF
241400 UTC 1.SEA ICE LIMIT 6615S 02000W 6525S 02847W 6515S 03644W 6130S 03918W 6140S 04429W 6119S 04841W 6135S 05142W 6238S 05401W 6251S 05616W 6328S 06014W 6406S 06410W 6606S 06716W 2.ICEBERGS GREATER THAN 10NM A23A 5903S 04446W 40X32NM D28A 5156S 02521W 16X13NM A78 5919S 02609W 18X4NM D29C 5407S 03055W 12X5NM D31 5636S 03000W 10X3NM D20A 6149S 04232W 13X6NM A74B 6222S 05402W 11X5NM 3.ICEBERGS SMALLER THAN 10NM ICEBERG1 5824S 02240W 5X2NM ICEBERG2 6116S 03642W 10X1NM ICEBERG3 5954S 03623W 5X2NM ICEBERG4 6032S 03910W 4X2NM ICEBERG5 6128S 04658W 4X2NM ICEBERG6 5750S 02341W 4X1NM ICEBERG7 6054S 04051W 4X3NM ICEBERG8 5129S 02916W 3X1NM ICEBERG9 5145S 03041W 4X1NM ICEBERG10 5109S 03036W 3X1NM ICEBERG11 5131S 02900W 4X2NM ICEBERG12 5129S 02901W 5X3NM ICEBERG13 5140S 02902W 2X1NM ICEBERG14 5756S 02612W 4X1NM ICEBERG15 5853S 02611W 3X2NM ICEBERG16 5148S 02847W 4X1NM 4.ICEBERGS AREA A: 7020S 02000W 4700S 02000W 4500S 02900W 6200S 04100W B: 6200S 04100W 4800S 03030W 4900S 04600W 6314S 05716W C: 5600S 05030W 5600S 06100W 5900S 06716W 6900S 06716W
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2024-04-26
COASTAL AREAS:
SOUTHERN PORTION OF DRAKE STRAIT W OF 60W: SECTOR N 3/5 VEER NE 7/8 BY 25/1200 DECR 5/4 BY 25/1800 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS EARLY MORNING VIS MODERATE TO POOR OCNL VERY POOR
SOUTHERN PORTION OF DRAKE STRAIT REST OF THE AREA: NW 3/4 VEER NE 5/6 BY 25/1500 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS W OF 60W: SECTOR N 3/5 VEER 7/8 WITH GUSTS BY 25/1200 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS EARLY MORNING VIS MODERATE TO POOR OCNL VERY POOR
MAR DE LA FLOTA COASTS REST OF THE AREA: NW 3/4 VEER NE 5/6 BY 25/1500 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS MODERATE TO POOR OCNL VERY POOR
GERLACHE STRAIT : NE 3/4 INCR 7/8 WITH GUSTS BY 25/1200 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL WORSENING TOWARDS MORNING VIS MODERATE TO POOR OCNL VERY POOR
MARGARITA BAY : NE 4/5 PROB OF MIST PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS EVENING VIS POOR TO MODERATE OCNL GOOD
EREBUS Y TERROR GULF : SW 7/5 BACK SECTOR S 4/3 BY 25/0900 BACK NE 4/5 BY 25/1500 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL IMPR DURING THE MORNING VIS MODERATE TO POOR OCNL VERY POOR
OCEANIC AREAS:
NORTHER BELLINGSHAUSEN SEA W OF 80W: SECTOR S 4/6 PROB OF MIST PROB OFISOL SNOW FALL IMPR TOWARDS EVENING VIS MODERATE TO GOOD
NORTHER BELLINGSHAUSEN SEA REST OF THE AREA: SECTOR N 7/8 VEER SECTOR S BY 25/1200 PROB OF FOG AND MIST IN PATCHES PROB OFINTERMITTENT SNOW FALL SPELLS OF GOOD WEATHER TOWARDS THE END OF THE PERIOD VIS VERY POOR TO POOR
SOUTHERN BELLINGSHAUSEN SEA (66-73S 70-90W): SECTOR S 3/4 VEER SECTOR W BY 25/0900 PROB OF MIST PROB OFISOL SNOW FALL WORSENING TOWARDS THE END OF THE PERIOD VIS GOOD TO MODERATE OCNL GOOD
NORTHERN WEDDELL SEA W OF 40W: SECTOR N 5/6 BACK SECTOR W 5/4 BY 25/1500 PROB OF FOG AND MIST IN PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS EVENING VIS MODERATE TO POOR OCNL VERY POOR
NORTHERN WEDDELL SEA REST OF THE AREA: SW 3/4 VEER NW BY 25/1500 PROB OF FOG PATCHES PROB OFISOL SNOW FALL SPELLS OF GOOD WEATHER TOWARDS EVENING VIS GOOD TO MODERATE OCNL GOOD
SOUTHERN WEDDELL SEA (68-78S 20-60W): SW 3/4 PROB OF MIST PROB OFISOL SNOW FALL VIS GOOD OCNL MODERATE=