AORE
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 30TH OF SEPTEMBER 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 301000 TO 011000 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. TRADES: S to SE 35 in the east and south-east.
2. TRISTAN: W to NW 35 in the south-east at first.
SYNOPTIC CHART 06:00Z
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High 1030 hPa 32s02e, High 1030 hPa 42s69e
Low 976 hPa 53s11w, Low 976 hPa 49s31e
1. Cold Front: 33s13w, 35s06w 40s00w 45s03w into 53s11w
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 15 to 25.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : W to SW 05 to 15 in the east and north-east, otherwise S to SE
10 to 20 reaching 25 in the south.
VIS : Good.
SEA STATE: 3.0 to 3.5m in the south-east towards end of period, with
mainly S swell.
ST HELENA (15S/30S, 00E/20W):
WIND : Variable 05 to 10 in the south, otherwise SE to E 10 to 20
reaching 25 in the east.
VIS : Moderate in showers and rain, except in the south-east.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25, reaching 30 to 35 in the east and south-
east.
VIS : Good.
SEA STATE: 3.0 to 3.5m over the eastern half, reaching 4.0m in the east
and south-east, with S to SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : W to NW 15 to 25 reaching 30 to 35 in the south-east at first,
but SW 10 to 20 in the west, spreading over the central parts
towards mid-period, while becoming variable 05 to 10 from the
west.
VIS : Moderate to poor in showers and rain in places, clearing from
the south-west towards mid-period.
SEA STATE: 3.0 to 4.0m in the west and southern half, reaching 5.0 to
6.0m in the south-west during the first half of the period,
with mainly SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : Variable 05 to 10 in the north-west, otherwise W to SW 15 to
25 reaching 30 to 35 in the south-east at first but S to SE 05
to 15 in the north-east and NW 15 to 25 in the south-west,
spreading over
