Antarctic weather report details unstable conditions, snow, and sea ice presence.

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FM VALPARAISO PLAYA ANCHA RADIO/CBV
SEP 29 14:50 UTC 2024
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ANTARCTIC WEATHER REPORT ZONE IX VALIDE 290800/292000 LT.
SYNOPTIC SITUATION:
EAST SECTOR (LAT 60S BETWEEN LONG 50W/75W): POSTFRONTAL UNSTABILITY.
CENTRAL SECTOR (L-60S BETWEEN LONG 75W/95W): POSTFRONTAL UNSTABILITY
TO FRONTAL EDGE.
WEST SECTOR (LAT 60S BETWEEN LONG 95W/120W): ANTICYCLONIC EDGE TO
FRONTAL EDGE.
FORECAST:
DRAKE PASSAGE SOUTH (BETWEEN LAT 60S/63S):
OVERCAST BECOMING TO SCATTERED,VIS 2/10 KM SHOWERS OF SNOW,WIND SW/S
5/15 KT, SEA STATE MODERATE (1.5/2.5 M) WITH 01 TO 03 TENTHS OF SEA
ICE TO SOUTH OF SECTOR.
BRANSFIELD STRAIT:
BROKEN TO SCATTERED, VIS 10 KM, WIND S/SW 5/15 KT, SEA STATE RIPPLED
TO SLIGHT (0.2/1.0 M) WITH 01 TO 03 TENTHS OF SEA ICE AND 04 TO 10
TENTHS OF SEA ICE TO SOUTH OF SECTOR.
BAHIA FILDES:
BROKEN, VIS 10 KM, WIND NE/E 5/15 KT, SEA STATE RIPPLED IN BAY.
BAHIA CHILE:
OVERCAST,VIS 10/4 KM SNOW/MIST, WIND NE/E 10/15 KT, SEA STATE SLIGHT
TO RIPPLED WITH 04 TENTHS OF SEA ICE IN BAY AND 07 TENTHS OF SEA ICE
IN ENSENADA IQUIQUE.
WEDDELL SEA:
BROKEN, VIS 10 KM, WIND SW/S 5/15 KT INCREASING PM 15/20 KT GUSTS 35
KT, SEA STATE FROZEN (04 TO 10 TENTHS OF SEA ICE) BETWEEN ANTARTIC
SOUND AND EREBUS AND TERROR GULF.
WEST COAST TIERRA OF OHIGGINS TO 75 DGS WEST:
OVERCAST TO BROKEN, VIS 6/10 KM SHOWERS OF SNOW, WIND S/SW 10/15 KT
GUSTS 25 KT, SEA STATE MODERATE (1.5/2.5 M) WITH 04 TO 10 TENTHS OF
SEA ICE IN OCEANIC AREA AND 09 TO 10 TENTHS OF SEA ICE IN GRANDIDIER
CHANNEL.
CENTRAL SECTOR:
OVERCAST TO BROKEN, VIS 4/10 KM SNOW, WIND S/SW 10/15 KT INCREASING
TO WEST OF SECTOR SW/W 25/30 KT GUSTS 45 KT, SEA STATE ROUGH (3.0/
4.0 M) AND FROZEN TO SOUTH OF SECTOR.
WEST SECTOR:
OVERCAST TO BROKEN, VIS 6/10 KM SHOWERS OF SNOW, WIND SW/W SHIFTING
TO WEST OF SECTOR W/NW 25/30 KT GUSTS 50 KT, SEA STATE VERY ROUGH
(4.0/6.0 M) AND FROZEN TO SOUTH OF SECTOR.
PPRESENCIA OF TEMPANOS:
A74A SIZE 30X18 NM, LAT.66.49 S/LONG.58.25 W.
A76B SIZE 15X7 NM, LAT.60.77 S/LONG.55.1 W.
A76C SIZE 16X7 NM, LAT.63.79 S/LONG.56.34 W.
A76N SIZE 9X4 NM, LAT.61.68 S/LONG.54.69 W.
A77 SIZE 27X4 NM, LAT.66.76 S/LONG.59.01 W.
A80A SIZE 10X9 NM, LAT.63.67 S/LONG.56.37 W.
A80D SIZE 6X5 NM, LAT.61.14 S/LONG.50.15 W.
B29 SIZE 11X5 NM, LAT.73.77 S/LONG.110.40 W.
B39 SIZE 8X4 NM, LAT.58.99 S/LONG.51.17 W.
B45 SIZE 7X4 NM, LAT.73.26 S/LONG.119.13 W.
(FUENTE: U.S. NATIONAL ICE CENTER).
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