AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 27TH OF SEPTEMBER 2024 AT 17:00 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 272200 TO 282200 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. CAPE WEST: N to NW 35 in the south-east at first, but W to SW 35
to 40 in the south spreading to the south-east towards mid-
period.
SYNOPTIC CHART 12:00Z
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High 1026 hPa 29s19w, High 1028 hPa 41s25w
Low 994 hPa 43s07e, Low 1005 hPa 32s40e
1. Cold Front: 35s02w 38s04e into 43s07e.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 10 to 20.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : W to SW 05 to 15 in the eastern and northern parts, otherwise
S to SE 05 to 15.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Variable 05 in the south-west becoming E to NE 05 to 15
towards the end of the period, otherwise S to SE 10 to 20.
VIS : Moderate in showers and rain in places.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 20 reaching 25 in places in the south and north-
east towards the end of the period.
VIS : Good but moderate to poor in showers and thundershowers in the
South-east at first, becoming moderate in showers and rain in
Places in the south towards the end of the period.
TRISTAN (30S/40S, 00E/20W):
WIND : S to SW 15 to 25 in the eastern half reaching 30 in the south-
east at times, becoming SE 10 to 20 in the north-east towards
mid-period, otherwise anti-cyclonic 05 to 15 reaching 20 to 25
in the south-west towards the end of the period.
VIS : Moderate in showers and rain in places.
SEA STATE: 3.0m in the south-east, with SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : N to NW 15 to 25 in the east reaching 30 to 35 in the south-
east at first, otherwise W to SW 15 to 25 reaching 30 to 40 in
the south spreading to the south-east towards mid-period.
VIS : Moderate to poor in showers and rain in places becoming good
in the north-west towards the end of the period.
SEA STATE: 3.0 to 4.0m in the southern half spreading to the central
parts from mid-period and north-east towards the end of the
period, reaching 4.5m to 5.5m in the south and south-east but
6.0 to 6.5m in the south-east towards the end of the period,
with SW swell.
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