AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 15th OF MAY 2024 AT 17:00 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 152200 TO 162200 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 in south-west spreading towards the south-central
parts by the end of the period.
2. CAPE WEST: W to NW 35 to 40 in the south-east.
SYNOPTIC CHART 12:00Z
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High 1022 hPa 30s09e High 1026 hPa 34s51e.
Low 976 hPa 46s03w Low 972 hPa 53s28e.
1. Cold Front: 31s18w 35s09w 40s01e into 46s03w.
2. Cold Front: 36s33e 40s37e 45s38e 50s37e into 53s28e.
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 15, but variable 05 in the extreme south-east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Variable 05 over the central parts, otherwise S to SE 10 to 20
but N to NW 10 to 20 in the south-west spreading towards the
south-east by the end of the period.
VIS : Good, but moderate in a band of showers in the south-west.
SEA STATE: 3.0m in the extreme south-west at first, SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 20, but anti-cyclonic 05 in the south-west.
VIS : Good.
TRISTAN (30S/40SE, 00E/20W):
WIND : W to NW 20 to 30 reaching 35 in south-west spreading towards
0E):
WIND : S to SE 10 to 20 in the north-east, otherwise W to NW 15 to 25
reaching 35 to 40 in the south-east. It will become N to NE 10
to 20 in the south-west by mid-period.
VIS : Good, but moderate in showers in the south.
SEA STATE: 3.0 to 4.0m in the south, reaching 5.0 to 6.0m in the extreme
south, W to SW swell.
ENDS DE CAPE TOWN RADIO/ZSC+
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