ANTARCTIC WEATHER REPORT ZONE IX VALID FROM 221100 TO 222300 UTC
SYNOPTIC SITUATION:
EAST SECTOR (LAT 60S BETWEEN LONG 50W/75W)   	: POSTFRONTAL UNSTABILITY.
CENTRAL SECTOR (LAT 60S BETWEEN LONG 75W/95W)	: POSTFRONTAL UNSTABILITY.
WEST SECTOR (LAT 60S BETWEEN LONG 95W/120W) 	: FRONTAL.

FORECAST: 
DRAKE PASSAGE SOUTH (BETWEEN LAT 60S/63S): 
OVERCAST TO BROKEN, VIS 10/8 KM CHUBACOS OF SNOWFALL, WIND W/SW 35/40 KT GUST 55 KT 
DECREASING END OF PERIOD 25/30 KT, SEA STATE HIGH (6.0/8.0 M) DECREASING END PERIOD 
VERY ROUGH (5.0/6.0 M) SWELL FROM NW/W.

BRANSFIELD STRAIT: 
OVERCAST, VIS 1/4 KM SNOWFALL INCREASING END OF PERIOD 10 KM, WIND NW/W 25/30 KT 
SHIFTING PM W/SW 35/40 KT GUST 55 KT, SEA STATE ROUGH (2.5/3.0 M INCREASING PM 
3.0/4.0 M) WITH 1-3 OF TENTH OF SEA ICE TO SOUTH OF SECTOR.

FILDES BAY: 
OVERCAST TO BROKEN, VIS 0.5/1 KM SNOWFALL INCREASING END OF PERIOD 10 KM, WIND NW/W 
25/30 KT GUST 40 KT SHIFTING PM W/SW 30/35 KT GUST 50 KT, SEA STATE MODERATE IN BAY.

CHILE BAY: 
OVERCAST TO BROKEN, VIS 0.5/1 KM SNOWFALL INCREASING END OF PERIOD 10 KM, WIND NW/W 
30/35 KT GUST 45 KT DECREASING END OF PERIOD 20/25 KT GUST 35 KT, SEA STATE MODERATE 
TO SLIGHT IN BAY.

RADA COVADONGA: 
OVERCAST, VIS 0.5/1 KM SNOWFALL, WIND NW/W 20/25 KT SHIFTING PM W/SW 30/35 KT GUST 
50 KT, SEA STATE SLIGHT TO MODERATE (1.0/1.5 M) WITH 1-3 TENTH OF SEA ICE.

PARAISO BAY: 
OVERCAST, VIS 0.5/1 KM SNOWFALL, WIND NORTHEAST SHIFTING PM SOUTHWEST 10/15 KT GUST 
25 KT, SEA STATE RIPPLED WITH 1-3 TENTH OF SEA ICE IN BAY.

WEDDELL SEA: 
OVERCAST, VIS 4/10 KM SLEET, WIND NW/W 20/25 KT GUST 35 KT DECREASING END PERIOD 
10/15 KT, SEA STATE MODERATE TO SLIGHT (1.5/0.5 M) WITH 1-3 TENTH OF ICE SEA STATE 
BETWEEN ANTARCTIC SOUND TO EREBUS AND TERROR GULF.
 
WEST COAST TIERRA OF OHIGGINS TO 75 DGS WEST: 
OVERCAST, VIS 8/10 KM SNOWFALL, WIND SOUTHWEST 30/35 KT GUST 45 KT DECREASING PM 
20/25 KT GUST 35 KT, SEA STATE VERY ROUGH TO HIGH (5.0/8.0 M) IN OCEANIC AREA AND 
1-3 TENTH OF SEA ICE IN GRANDIDIER CHANNEL.

CENTRAL SECTOR: 
OVERCAST, VIS 10/8 KM SHOWERS OF SNOWFALL, WIND SW/W 25/30 KT GUST 40 KT SHIFTING 
END OF PERIOD W/NW 20/25 KT, SEA STATE MODERATE TO ROUGH (2.0/4.0 M) INCREASING TO 
NORTH OF SECTOR VERY ROUGH (4.0/5.0 M).

WEST SECTOR: 
OVERCAST, VIS 10/4 KM RAIN, WIND SW/W 20/25 KT SHIFTING END OF PERIOD NW/N 25/35 
KT GUST 50 KT, SEA STATE MODERATE TO ROUGH (2.0/4.0 M).

NOTE: PRESENCE OF ICEBERGS.
A23A SIZE 40X34 MN, LAT. 71.92 S/LONG. 49.29 W
A70  SIZE 8X5 MN, LAT. 65.09 S/LONG. 57.49 W
A76B SIZE 20X7 MN, LAT. 66.49 S/LONG. 59.62 W
A76C SIZE 16X7 MN, LAT. 66.46 S/LONG. 58.77 W
A78  SIZE 18X4 MN, LAT. 68.29 S/LONG. 47.63 W
A80A SIZE 12X8 MN, LAT. 77.74 S/LONG. 59.4 W
A80D SIZE 7X5 MN, LAT. 77.91 S/LONG. 59.54 W
D20A SIZE 14X5 MN, LAT. 72.6 S/LONG. 44.44 W
D28  SIZE 29X19 MN, LAT. 68.73 S/LONG. 55.27 W
D29A SIZE 15X9 MN, LAT. 63.24 S/LONG. 39.09 W
(SOURCE: U.S. NATIONAL ICE CENTER).

MET102IE

UPDATE: 22-03-2023.