AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 23rd OF JULY 2024 AT 16:00 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 232200 TO 242200 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 NW 35 to 45 in the south, but SW 35 to 40 in the
south-west, spreading to the central parts towards the end of
the period.
2. CAPE WEST: NW 35 to 45 in the south-west, spreading to the central
parts towards the end of the period.
SYNOPTIC CHART 12:00Z
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High 1024 hPa 23s05w
Cold Front: 33s10e 38s15e 43s20e 48s22e 53s25e 58s20e 63s05e 67s02e into 64s15w
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 SW to W 05 to 15 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 10 to 20 in the north but anti-cyclonic in the central
parts, otherwise W to NW 15 to 25, becoming SW 10 to 20 in the
south-west towards the end of the period.
VIS : Good in the north-east, otherwise moderate in showers and rain
in places.
SEA STATE: 3.0 to 3.5m in the extreme south-west from mid-period, SW
swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : Anti-cyclonic 05 to 15 in the south-west becoming NW 10 to 20
from mid-period., otherwise S to SE 10 to 20, reaching 25 in
the extreme north-east at first.
VIS : Good.
TRISTAN (30S/40S, 00E/20W):
WIND : W to NW 20 to 30 reaching 35 to 45 in the south, becoming SW
20 to 30 in the west mid-period reaching 35 to 40 in the
south-west, spreading to the central parts towards the end of
the period.
VIS : Moderate in showers and rain, clearing from the west towards
the end of the period.
SEA STATE: 3.0 to 4.0m but 5.0 to 6.0m reaching 6.5 to 7.5m in the south.
It will reach 8.0 to 9.0m in the south-west from mid-period,
W to SW swell
CAPE WEST (30S/40S, 00E/20E):
WIND
