Weather forecast for Zones 7-8: ridges, frontal systems, overcast conditions.

SECURITE
FM VALPARAISO PLAYA ANCHA RADIO/CBV
DEC 23 03:45 UTC 2024
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ZONE 7-8 VLD FM 231100 TO 232300 UTC.
SYNOPTIC SITUATION:
ZONE SEVEN (F.SAN PEDRO TO F.EVANGELISTAS): RIDGE.
ZONE EIGHT (F. EVANGELISTAS TO LAT. 60 DGS SOUTH): RIDGE TO FRONTAL.
FCST:
ZONE SEVEN (F.SAN PEDRO TO F.EVANGELISTAS):
SCATTERED TO BROKEN, VIS 10KM, WIND NW 15/20KT INCR PM 20/25KT GUSTS
40KT, SEA 1.5/3.0 M SWELL FM W.
ZONE EIGHT (F.EVANGELISTAS TO LAT 60 DGS SOUTH):
(F.EVANGELISTAS TO LAT 56 DGS SOUTH):
BROKEN TO OVERCAST, VIS 10KM, WIND NW 20/25KT INCR PM 25/35KT GUSTS
45KT, SEA 2.0/3.0 M INCR PM 3.0/5.0 M SWELL FM W/NW.
(LAT 56 DGS SOUTH TO LAT 60 DGS SOUTH):
BROKEN TO OVERCAST, VIS 10/8KM RN, WIND W/NW 20/25KT INCR PM NW
25/30KT GUSTS 40KT, SEA 2.0/3.0 M INCR TO W LONG 70 DGS W 3.0/5.0 M
SWELL FM W/NW.
WEATHER OUTLOOK VLD FM 232300 TO 242300 UTC.
ZONE SEVEN (F.SAN PEDRO TO F.EVANGELISTAS):
RIDGE WITH FRONTAL PASSAGE TO S LAT 50 DGS S, WIND NW 20/30KT GUSTS
45KT DECR END PERIOD 15/25KT GUSTS 35KT.
ZONE EIGHT (F.EVANGELISTAS TO LAT 60 DGS SOUTH):
FRONTAL TO NEW FRONT ENTRANCE END OF PERIOD, WIND NW/W 25/35KT
GUSTS 50KT.
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ANTARCTIC WEATHER REPORT ZONE IX VLD 231200/240000 UTC.
SYNOPTIC SITUATION:
EAST AREA (LAT 60S BETWEEN LONG 50W/75W): FRONTAL TO NEW INCOME
FRONTAL TO WEST OF AREA.
CENTRAL AREA (LAT 60S BETWEEN LONG 75W/95W): FRONTAL TO RIDGE.
WEST AREA (LAT 60S BETWEEN LONG 95W/120W): FRONTAL.
FCST:
PASAJE DRAKE SUR (BETWEEN LAT 60S/63S): OVERCAST, VIS 10KM DECR
PM 0.5/1KM RN/FG, WIND NE 20/25KT GUSTS 35KT OCNL END OF PERIOD
NW 15/20KT GUSTS 30KT, SEA 1.5/3.0 M SWEEL FM W WITH 01T TO 03T
OF SEA ICE TO S OF AREA.
ESTRECHO BRANSFIELD: OVERCAST, VIS 10KM DECR END OF PERIOD 4/8KM
RN, WIND NW 15/20KT GUSTS 30KT OCNL END OF PERIOD NW/N 10/15KT,
SEA 1.0/1.5 M WITH 01T TO 03T OF SEA ICE.
BAHIA FILDES: OVERCAST, VIS 0.5/1KM FG/RN, WIND N/NE 15/20KT GUSTS
35KT, SEA STATE SLIGHT TO MODERATE IN BAY.
BAHIA CHILE: OVERCAST, VIS 0.5/1KM FG/RN, WIND NW/N 15/20KT GUSTS
30KT, SEA STATE RIPPLED TO SLIGHT IN BAY.
RADA COVADONGA: OVERCAST, VIS 0.5/1KM FG/SNOW, WIND W/NW 10/15KT
GUSTS 25KT OCNL END OF PERIOD NW/N 5/10KT, SEA 0.5/0.1 M WITH 02T
OF SEA ICE.
BAHIA PARAISO: OVERCAST, VIS 0.5/1KM SNOW, WIND NE 10/15KT INCRE
PM 20/25KT GUSTS 35KT, SEA STATE RIPPLED TO SLIGHT IN BAY.
MAR DE WEDDELL: BROKEN TO OVERCAST, VIS 10KM DECR PM 0.5/1KM
FG/SNOW, WIND NW 20/25KT GUSTS 35KT, SEA 1.0/1.5 M WITH 01T TO 03T
OF SEA ICE IN ANTARCTIC SOUND AND 01T TO 10T OF SEA ICE IN EREBUS
AND TERROR GULF.
COSTA WESTE TIERRA DE OHIGGINS A 75 GDS WESTE: OVERCAST, VIS
0.5/1KM RN/FG, WIND NE 20/25KT GUSTS 35KT DECR PM 15/20KT, SEA
2.0/4.0 M IN OCEANIC AREA AND 01T TO 08T OF SEA ICE IN
GRANDIDIER CHANNEL.
SECTOR CENTRAL: OVERCAST, VIS 1/4KM RN, WIND NW/N 20/25KT GUSTS
35KT INCR END PERID NW 25/30KT GUSTS 45KT, SEA 2.0/4.0 M AND FROZEN
TO S OF AREA.
SECTOR WESTE: OVERCAST, VIS 10/8KM SH, WIND NW/W 10/15 KT INCR PM
15/20KT, SEA 1.5/3.0 M AND FROZEN TO S OF AREA.
PRESENCE OF ICEBERGS:
A74A SIZE 30X18 NM, LAT. 64.73 S/LONG. 56.78W.
A76C S