Weather forecast highlights instability, strong winds, and significant sea ice.

SECURITE
FM VALPARAISO PLAYA ANCHA RADIO/CBV
DEC 14 18:45 UTC 2024
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ZONE 7-8 VLD FM 142300 TO 151100 UTC.
SYNOPTIC SITUATION:
ZONE SEVEN (F.SAN PEDRO/F.EVANGELISTAS): POSTFRONTAL UNSTABILITY TO
ANTICYCLONIC EDGE.
ZONE EIGHT (F. EVANGELISTAS/LAT. 60 DGS SOUTH): FRONTAL TO
POSTFRONTAL UNSTABILITY.
FCST:
ZONE SEVEN (F.SAN PEDRO/F.EVANGELISTAS): OVERCAST, VIS 10/8KM SH,
WIND NW 15/20KT GUSTS 30KT, SEA 2.5/4.0 M SWELL FM SW.
ZONE EIGHT (F.EVANGELISTAS/LAT 60 DGS SOUTH):
(F.EVANGELISTAS/LAT. 56 DGS SUR): OVERCAST TO BROKEN, VIS 10KM SH,
WIND NW 20/25KT GUSTS 35KT BECMG W/NW 15/20KT, SEA 3.0/5.0 M SWELL
FM W/SW.
(LAT. 56 DGS SUR/LAT. 60 DGS SUR): OVERCAST TO BROKEN, VIS 10KM,
WIND NW 25/30KT GUSTS 40KT BECMG W/NW 20/25KT GUSTS 35KT, SEA
3.0/5.0 M SWELL FM W BECMG SW.
WEATHER OUTLOOK VLD FM 151100/161100 UTC.
ZONE SEVEN (F.SAN PEDRO/F.EVANGELISTAS): ANTICYCLONIC EDGE TO RIDGE,
WIND NW 10/20KT GUSTS 30KT BECMG N LAT 50 DGS S TO W/SW 6/12KT.
ZONE EIGHT (F.EVANGELISTAS/LAT 60 DGS SOUTH):POSTFRONTAL UNSTABILITY
TO PREFRONTAL, WIND W/NW OCNL S LAT 55 DGS S TO N/NW 15/20KT AND TO
EAST LONG 74 DGS W TO SW 20/25KT.
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ANTARCTIC WEATHER REPORT ZONE IX VLD 150000/151200 UTC.
SYNOPTIC SITUATION:
EAST SECTOR (LAT 60S BETWEEN LONG 50W/75W): PREFRONTAL TO FRONTAL.
CENTRAL SECTOR (LAT 60S BETWEEN LONG 75W/95W): POSTFRONTAL UNSTABILITY.
WEST SECTOR (LAT 60S BETWEEN LONG 95W/120W): POSTFRONTAL UNSTABILITY.
FCST:
PASO DRAKE SUR (BETWEEN LAT 60S/63S): BROKEN TO OVERCAST, VIS 10KM
DECR 4/8KM MIST, WIND NW 20/25KT GUSTS 35KT DECR END PERIOD 15/20KT,
SEA 3.0/4.0 M SWELL FM NW/W AND TABULAR BERG (LONG 2.7 NM, 61 DGS
53,779S/ 59 DGS 50,832W, 24-11-2024).
ESTRECHO BRANSFIELD: OVERCAST, VIS 4/8KM RN/MIST, WIND NW/W 15/20KT
DECR 10/15KT, SEA 1.0/1.5 M WITH 01T TO 03T OF SEA ICE.
BAHIA FILDES: OVERCAST, VIS 0.5/1KM SLEET/FG, WIND NW 10/15KT GUSTS
25KT DECR 5/10KT, SEA STATE RIPPLED TO SMOOTH IN BAY.
BAHIA CHILE: OVERCAST, VIS 1/4KM MIST, WIND NW/W 15/20KT GUSTS 30KT
DECR 10/15KT, SEA STATE SLIGHT TO RIPPLED WITH 01T OF SEA ICE IN
BAY.
RADA COVADONGA: OVERCAST, VIS 0.5/1KM SNOWFALL/FG, WIND NW/W 10/15KT
SEA 0.2/0.5 M WITH 02T TO 04T OF SEA ICE.
BAHIA PARAISO:OVERCAST, VIS 0.5/1KM SNOWFALL, WIND NORTHEAST 10/15KT
SEA 0.2/0.5 M WITH 01T TO 03T OF SEA ICE IN BAY.
MAR DE WEDDELL: OVERCAST, VIS 0.5/1KM SNOWFALL/FG, WIND NW/W 10/15KT
GUSTS 25KT, SEA 0.2/0.5 M WITH 04T TO 06T OF SEA ICE IN ANTARCTIC
SOUND AND 04T TO 10T OF SEA ICE IN EREBUS AND TERROR GULF.
COSTA WESTE TIERRA DE OHIGGINS TO 75 DGS WEST: OVERCAST, VIS 1/4KM
RN/MIST, WIND NW/N 20/25KT GUSTS 35KT DECR END OF PERIOD 10/15KT,
SEA 2.0/4.0 M WITH 01T TO 10T OF SEA ICE IN OCEANIC AREA AND 01T TO
10T OF SEA ICE IN GRANDIDIER CHANNEL.
SECTOR CENTRAL: BROKEN TO OVERCAST, VIS 10/8KM SH OF SNOWFALL, WIND
NW/W 20/25KT GUSTS 35KT OCNL SW 15/20KT, SEA 1.5/4.0 M AND FROZEN TO
S OF AREA.
SECTOR WESTE: OVERCAST, VIS 10/8KM SNOWFALL OF SNOWFALL, WIND SW
15/20KT, SEA 1.5/3.0 M AND FROZEN TO S OF AREA.
PRESENCE OF ICEBERGS:
A74A SIZE 30X18 NM, LAT. 64.83 S/LONG. 57.18 W.
A76C SIZE 16X7 NM, LAT. 63.97 S/LONG. 56.00 W.
A77 SIZE 27X4 NM, LAT. 65.75 S/LONG. 58.70 W.
A80A SIZE 9X7 NM, LAT. 63.74 S/LONG. 56.58 W.
A81 SIZE 28X25 NM, LAT. 69.32 S/LONG. 57.65 W.
A82 SIZE 12X8 NM, LAT. 68.11 S/LONG. 89.91 W.
B15AB SIZE 10X4 NM, LAT. 69.04 S/LONG. 54.82 W.
B29 SIZE 11X5 NM, LAT. 73.77 S/LONG. 110.40 W.
B45 SIZE 7X4 NM, LAT. 73.14 S/LONG. 119.40 W.
D33A SIZE 34X10 NM, LAT. 70.72 S/LONG. 55.27 W.
D33C SIZE 15X7 NM, LAT. 71.48 S/LONG. 53.41 W.
(SOURCE: U.S. NATIONAL ICE CENTER).
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VALPARAISO PLAYA ANCHA RADIO/CBV
MMSI: 007251860.
PHONE: 56-32-2208974
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