AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 04th OF JUNE 2024 AT 16:30 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 042200 TO 052200 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: S to SW 35 in the extreme south-east.
2.TRADES : SW to S 35 in the extreme south-west first
half of the period.
3. TRISTAN:S to SW 35 in the extreme north-east first half of the
period.
3. CAPE WEST : Cyclonic 35 to 40 in the extreme north-west, otherwise
Cyclonic 35 to 45 in the south-east mid-period.
SYNOPTIC CHART 12:00Z
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High 1034 hPa 34s12w High 1034 hPa 42s49e.
Low 1012 hPa 31s08e Low 1004 hPa 36s25e
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 15 to 25.
VIS : Moderate in showers.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 20, but SW 05 to 15 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND :S to SW 10 to 20 in the south-east reaching 25 to 35 in the
extreme south-east, otherwise E to SE 15 to 25 but NE 10 to 20
in the extreme south-west spreading north and east.
VIS : Moderate in showers and rain in the north otherwise good.
SEA STATE: 3.0 to 4.0m in the central and south-east reaching 4.5 to 5.5m
in the extreme south-east, S to SE swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : NW to W 05 to 15 in the south-east, otherwise S to SE 10 to
20, but SW to S 15 to 25 in the south-west spreading north and
east and reaching 30 to 35 in the extreme south-west first
half of the period.
VIS : Good, but moderate in showers in the west spreading east.
SEA STATE: 3.0 to 4.0m in the west spreading east and reaching 4.5 to
5.5m in the extreme south-west, S to SW swell.
TRISTAN (30S/40SE, 00E/20W):
WIND : Anti-cyclonic 05 to 15 in the north-west, otherwise S to SW 20
to 30 reaching 35 in the extreme north-east first half of the
period, but NW 20 to 30 in the south-west.
VIS : Good.
SEA STATE: 3.0 to 4.0m in the east, and south-west reaching 4.5 to 5.0m
in the north-east, S to SE swell but mainly W to SW swell in
the south-west.
CAPE WEST (30S/40S, 00E/20E):
WIND : Cyclonic 15 to 25 in the north-west reaching 30 to 40 in the
extreme north-west, otherwise S to SE 15 to 25 but Cyclonic 20
to 30 in the south-east reaching 35 to 45 mid-period. It will
become SW 10 to 20 towards the end of the first half of the
period in the south-west spreading north and east.
VIS : Mode