AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 06th OF AUGUST 2024 AT 08:30 UTC.
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 061000 TO 071000 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: W to SW 35 to 45 in the south-western parts from mid-period.
SYNOPTIC CHART 06:00Z
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High 1026 hPa 28s12w High 1024 hPa 28s35e.
Low 978 hPa 47s32e.
1. Cold Front: 40s24e 45s35e into 47s32e.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : SE 10 to 15.
VIS : Moderate in showers in the south-west, otherwise good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 15 but S to SW 05 to 10 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Anticyclonic 05 to 10 over the central parts, otherwise SE 10
to 15 but W 10 to 20 in the south.
VIS : Good but moderate in showers in the south.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 15 but W to NW 10 to 15 in the south-west.
VIS : Good but moderate in showers in the south-west.
SEA STATE: 3.0m in the south, with SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : W to NW 15 to 25 over the northern and eastern parts,
otherwise W to SW 15 to 25 reaching 30 in the south but 35 to
45 in the south-western parts from mid-period.
VIS : Moderate in showers and rain.
SEA STATE: 3.0 to 4.0m, except in the extreme north, reaching 5.0 to 6.0m
in the south but 6.5 to 7.5m in the south from mid-period,
with mainly SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : Anticyclonic 05 to 15 in the north-east, otherwise W to NW 15
to 25 reaching 30 in the south-western parts.
VIS : Good, becoming moderate in showers and rain in the west from
mid-period.
SEA STATE: 3.0 to 3.5m reaching 4.0 to 5.0m in the south, with SW swell.
ENDS DE CAPE TOWN RADIO/ZSC+
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