AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 19th OF JULY 2024 AT 17:30 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 192200 TO 202200 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. ST HELENA : Cyclonic 30 to 40 in the south-west.
2. TRISTAN: Cyclonic 35 in the north-west but NW 35 in the south-west
towards the end of the period
SYNOPTIC CHART 12:00Z
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High 1028 hPa 30s08e
High 1020 hPa 30s50e
Low 1014 hPa 32s37e
Low 984 hPa 50s25e
Cold Front: 34s15e 40s28e into 50s25e
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 10 to 15.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 20, but SW 05 to 10 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 10 to 20 but cyclonic 30 to 40 in the south-west.
VIS : Good, but moderate to poor in showers and rain in the south.
SEA STATE: 3.0m to 4.0m in the south-west, reaching 4.5m at times,
SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 20 reaching 25 in the east.
VIS : Good.
SEA STATE: 3.0m in places, SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : NW 15 to 25 reaching 35 in the south-west towards the end of
the period, but cyclonic 25 to 35 in the north-west.
VIS : Good, but moderate in showers and rain in the north-west.
SEA STATE: 3.0 to 4.0m in the west, SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : Anti-cyclonic 05 to 15 in the west, otherwise SW to S 10 to 20
reaching 25 in the south-east but SE 05 to 15 in the
north-east.
VIS : Good but moderate in showers and rain in places in the south.
SEA STATE: 3.0 to 4.0m reaching 5.0 to 6.0m in the
south-east, SW swell.
ENDS THIS IS CAPE TOWN RADIO
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