897  
WWST02 SABM 110000  
1:31:06:01:00  
SECURITE  
WEATHER BULLETIN FOR SHIPPING - METAREA 6-  
2021-04-11, 00:00 UTC.  
NATIONAL WEATHER SERVICE  
SEA ICE AND ICEBERGS ISSUED BY SHN  
PRESSURE HPA  
BEAUFORT SCALE WINDS.  
PART 1 GALE WARNING:  
WARNING 90: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W IN DRAKE  
AREA (55S- 60S AND 60W- 67W)  
WARNING 89: LOW 1004HPA AT 35S 58W MOV SE DEEPENING WILL PROVOKE WINDS FORCE 8  
AROUND ITSELF WITH GUST IN INNER RIO DE LA PLATA OUTER RIO DE LA PLATA URUGUAY  
SOUTH EAST COASTS MAR DEL PLATA COASTS BETWEEN 35S-40S AND 40W-55W FROM  
11/0600  
WARNING 87: STRONG BARIC GRADIENT PROVOKES WINDS FORCE 8 FROM SECTOR W WITH GUST  
BETWEEN 40S-60S AND 20W-30W UNTIL 11/1200  
 
PART 2 GENERAL SYNOPSIS AT 21:00UTC  
SEA ICE AND ICEBERGS REPORT 101400 UTC  
1.SEA ICE LIMIT  
6830S 02000W 6815S 02205W 6731S 02856W 6715S 03322W 6604S 03844W 6433S 04200W  
6513S 04621W 6258S 04846W 6256S 05528W 6250S 05944W 6515S 06539W 6612S 06700W  
2.ICEBERGS GREATER THAN 10 NM  
A68A 5307S 03350W 19X6NM  
D21B 5900S 02748W 10X4NM  
3.ICEBERGS SMALLER THAN 10NM  
ICEBERG1 5730S 02214W 4X3NM ICEBERG2 5309S 03342W 2X1NM ICEBERG3 5307S 03408W  
2X1NM  
ICEBERG4 5305S 03328W 6X2NM  
4.ICEBERGS AREA  
A. 6000S 05700W 4800S 03700W 4800S 02000W 6000S 02000W  
B. 6215S 06700W 6000S 05800W 6000S 03500W 6835S 03500W  
C. 6000S 03500W 6000S 02000W 6945S 02000W 6835S 03500W  
CFNT AT 41S 20W 39S 29W 35S 40W MOV NE NC  
HIGH 1020HPA 41S 45W MOV NE NC EXP 35S 28W BY 12/0000  
STATIONARY FRONT 35S 40W 35S 45W 35S 50W  
LOW 1004HPA 35S 58W MOV SE DPN EXP 38S 48W BY 12/0000 EXTENDS WFNT AT 35S 50W  
36S 55W 35S 58W MOV SE  
TROUGH 41S 65W 46S 65W 52S 67W MOV E WKN  
 
PART 3 FORECAST ISSUED 00:00 UTC VALID UNTIL 00:00 UTC 2021-04-12  
COASTAL AREAS:  
INNER RIO DE LA PLATA: SECTOR W 4/6 WITH GUSTS VEER SW 6/8 WITH GUSTS DECR 6/5  
WITH GUSTS PROB OF RAIN STORMS IMPR STARTING EARLY MORNING VIS MODERATE OCNL  
POOR TO GOOD  
OUTER RIO DE LA PLATA: SECTOR N 6 WITH GUSTS VEER SECTOR W 7/8 WITH GUSTS  
AFTERWARDS SW 8/6 WITH GUSTS PROB OF RAIN STORMS IMPR TOWARDS THE END OF THE  
PERIOD VIS POOR OCNL MODERATE  
URUGUAY SOUTH EAST COASTS: SECTOR N 6 WITH GUSTS VEER SECTOR W 7/8 WITH GUSTS  
AFTERWARDS SW 8/6 WITH GUSTS PROB OF RAIN STORMS IMPR TOWARDS THE END OF THE  
PERIOD VIS POOR OCNL MODERATE  
MAR DEL PLATA COASTS(3617S - 3830S): SECTOR E 6 GUST WITH 8 INTENSITY VEER  
SECTOR S 7/8 GUST WITH 9 INTENSITY DECR 7/6 PROB OF HVY RAIN STORMS IMPR  
STARTING EVENING VIS POOR OCNL MODERATE TO GOOD  
RINCON BAHIA BLANCA COASTS(3830S - 41S): SECTOR E 5 VEER SECTOR S 6 AFTERWARDS  
SW 5/4 PROB OF RAIN STORMS IMPR STARTING EVENING VIS MODERATE OCNL POOR TO  
GOOD  
PENINSULA DE VALDES COASTS(41S - 45S): SECTOR N 5 BACK SECTOR W 4 AFTERWARDS  
SECTOR N VIS GOOD  
GOLFO DE SAN JORGE COASTS(45S - 48S): SECTOR N 5 BACK SECTOR W 5/4 VIS GOOD  
SOUTH PATAGONIA COASTS(48S - 54S): VRB 3 BACK SECTOR N 4/5 WITH GUSTS INCR 6  
WITH GUSTS VIS GOOD OCNL MODERATE  
FIN DEL MUNDO COASTS(54S - 55S): SECTOR W 6 GUST WITH 8 INTENSITY DECR 5  
AFTERWARDS SECTOR N 6 GUST WITH 8 INTENSITY LOW PROB OF DRIZZLE DURING THE  
MORNING VIS MODERATE OCNL GOOD  
ISLAS MALVINAS COASTS: SECTOR W 5 WITH GUSTS VEER VRB 3 AFTERWARDS SECTOR N 4  
VIS GOOD OCNL MODERATE  
 
OCEANIC AREAS:  
NORTH AREA (35S- 40S AND 20W- 55W) E OF 30W: SECTOR W 7 GUST WITH 8 INTENSITY  
BACK SECTOR S 6/5 WITH GUSTS DECR 4 PROB OF RAIN STORMS IMPR DURING THE MORNING  
VIS MODERATE OCNL POOR TO GOOD  
E OF 40W: SECTOR S 4 VEER VRB 3 AFTERWARDS NE 4/5 WITH GUSTS PROB OF FOG AND  
MIST IN PATCHES WORSENING WITH PROB OF RAIN STORMS STARTING EVENING VIS GOOD TO  
MODERATE OCNL POOR  
REST OF THE AREA: SECTOR E 5/6 WITH GUSTS BACK SECTOR N 7/8 WITH GUSTS  
AFTERWARDS SECTOR S 8 WORSENING WITH PROB OF HVY RAIN STORMS STARTING EARLY  
MORNING VIS MODERATE TO POOR OCNL VERY POOR  
CENTRAL EAST AREA (40S- 50S AND 20W- 40W) E OF 30W: SW 8 WITH GUSTS DECR 7/6  
WITH GUSTS PROB OF SH RAIN VIS MODERATE OCNL POOR  
W OF 30 - S OF 45S: SW 7/6 GUST WITH 8 INTENSITY VEER SECTOR W 5/4 PROB OF ISOL  
SH RAIN SPELLS OF GOOD WEATHER VIS MODERATE OCNL GOOD  
REST OF THE AREA: SW 6/5 WITH GUSTS VEER SECTOR W 4/3 AFTERWARDS SECTOR N 3/4  
WORSENING WITH PROB OF SH RAIN TOWARDS THE END OF THE PERIOD VIS MODERATE OCNL  
GOOD  
CENTRAL WEST AREA (40S- 50S AND 40W- 60W) E OF 50 - N OF 45S: VRB 3 VEER SECTOR  
N 4/5 INCR SECTOR E 7 GUST WITH 8 INTENSITY WORSENING WITH PROB OF HVY RAIN  
STORMS STARTING NOON VIS MODERATE OCNL POOR  
W OF 50 - N OF 45S: SECTOR N 3/4 VEER SECTOR S 5/6 GUST WITH 8 INTENSITY DECR 5  
PROB OF ISOL RAIN STORMS IMPR STARTING EVENING VIS MODERATE OCNL POOR TO GOOD  
REST OF THE AREA: SECTOR W 5/4 PROB OF ISOL DRIZZLE RAIN STARTING NOON VIS GOOD  
TO MODERATE  
SOUTH EAST AREA (50S- 60S AND 20W- 40W) E OF 30W: SW 8/7 WITH GUSTS VEER SECTOR  
W 6/5 PROB OF ISOL SNOW FALL SPELLS OF GOOD WEATHER VIS MODERATE OCNL POOR  
REST OF THE AREA: SECTOR W 6/5 GUST WITH 8 INTENSITY PROB OF ISOL RAIN AND SNOW  
MIXTURE SPELLS OF GOOD WEATHER VIS MODERATE  
SOUTH WEST AREA (50S- 60S AND 40W- 60W) N OF 55S: SECTOR W 7/6 GUST WITH 8  
INTENSITY DECR 5/4 LOW PROB OF ISOL DRIZZLE VIS MODERATE OCNL GOOD  
REST OF THE AREA: SECTOR W 6 GUST WITH 8 INTENSITY PROB OF ISOL RAIN AND SNOW  
MIXTURE SPELLS OF GOOD WEATHER VIS MODERATE  
DRAKE AREA (55S- 60S AND 60W- 67W): SECTOR N 8 WITH GUSTS DECR 6 GUST WITH 8  
INTENSITY INCR 7 GUST WITH 8 INTENSITY PROB OF ISOL RAIN AND SNOW MIXTURE NXT SH  
RAIN VIS POOR OCNL MODERATE  
-----------------------------------------------------------------  
NNNN=  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab NM Page Main Text Page