AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 30th OF JULY 2024 AT 08:30 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 301000 TO 311000 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: N to NW 35 to 40 in the extreme south-west until evening.
SYNOPTIC CHART 06:00Z
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Low 45s32e 984 hPa
Low 29s31e 1018 hPa
High 34s01e 1032 hPa
Cold Front: 35s24e, 40s37e into 45s32e (984 hPa).
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 : SE to S 10 to 20, but W to SW 05 to 10 in the extreme east.
VIS : Good.
SEA STATE: 3.0m S swell in the south-east.
ST HELENA (15S/30S, 00E/20W):
WIND : E to NE 15 to 10, but N 10 to 20 in the extreme south-west.
VIS : Good.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25.
VIS : Good.
SEA STATE: 3.0 to 3.5m SE swell in places in the east.
TRISTAN (30S/40S, 00E/20W):
WIND : Anti-cyclonic 10 to 15 in the north-east, otherwise N to NW 15
to 25 reaching 30 to 40 in the extreme south-west until
evening. It will become W to SW 15 to 25 in the extreme
south-west from midnight spreading north-eastward and reaching
30.
VIS : Good, becoming moderate in showers and rain in the extreme
