AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 07th OF AUGUST 2024 AT 08:30 UTC.
FOR SOUTH-EAST SECTOR OF METAREA. VII, PREPARED BY REUNION, SEE AREA 2 BELOW.
NOTE: WX OBSERVATIONS.
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COULD ALL VESSELS EXPERIENCING UNEXPECTED, SEVERE WX/SEA STATE PLEASE MAKE EVERY EFFORT TO REPORT THIS TO SAWS VIA CAPE TOWN RADIO.
AREA 1:
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FORECAST VALID FROM 071000 TO 081000 UTC:
WIND IN KNOTS, WAVE HEIGHTS IN METERS. NO SEA STATE GIVEN IF WAVES LESS THAN 3M.
NOTE THE WIND SPEEDS QUOTED HERE ARE THE EXPECTED AVERAGE SPEEDS.
INDIVIDUAL GUSTS MAY EXCEED THESE VALUES BY A FACTOR OF UP TO 1.5.
WAVE HEIGHTS ARE SIGNIFICANT WAVE HEIGHTS, WHICH MAY BE ACCOMPANIED BY INDIVIDUAL WAVES 1.5 TO 2.0 TIMES HIGHER.
GALE FORCE WARNINGS:
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1. TRISTAN: SW 35 to 45 in the south spreading eastward and NW 35 in
the north-west towards the end of the period.
2. CAPE WEST: W to NW 35 to 45 in the south reaching 50 in the south-
west from midnight spreading to the central parts by the
end of the period.
SYNOPTIC CHART 06:00Z
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Low 46s13e 992 hPa
Low 43s13w 994 hPa
Low 25s13e 1014 hPa
High 30s37e 1024 hPa
Cold Front 1: 29s15w, 35s01w, 40007es into 46s13e (992 hPa).
Cold Front 2: 35s21w, 40s12w into 43s13w (994 hPa).
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 10 to 20.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 20 but S to SW 05 to 15 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : W to SW 10 to 20 in the extreme south spreading northward,
otherwise S to SE 10 to 20. It will become cyclonic 05 to 10
in the south-west in the morning spreading eastward.
VIS : Good.
SEA STATE: 3.0 to 4.0m SW swell in the extreme south spreading northward.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 20, but W to NW 10 to 20 in the south reaching
30 from midnight in the extreme south.
VIS : Good but moderate in showers in the extreme south.
SEA STATE: 3.0 to 4.0m SW swell in the south reaching 4.5m in the extreme
south-
