AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII, WEST OF 20E ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 21ST OF OCTOBER 2024 AT 17:15 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 212200 TO 222200 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 in the south-east during the first half of the
period.
2. CAPE WEST: N to NW 35 in the south-west.
SYNOPTIC CHART 12:00Z
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High 1026 hPa 32s38w.
Low 1010 hPa 36s11w.
1. Cold Front: 25s20w 30s16w into 36s11w
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 10 to 15.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : SE to S 05 to 15 but W to SW 05 to 15 in the east.
VIS : Good, but moderate in showers in the east towards mid-
period.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 15 to 25 over the northern half, otherwise NW 15 to 25
reaching 30 in the south-east but SW 15 to 25 in the south-
west.
VIS : Good, but moderate to poor in a band of showers and rain from
the west into the south-eastern parts.
TRADES (15S/30S, 00E/WEST COAST):
WIND : SE to S 15 to 25, reaching 30 in the north-east at first but
NE to N 05 to 15 in the south-west, where it will become NW 10
to 15 towards end of period.
VIS : Good.
SEA STATE: 3.0 to 3.5m in the north-east at first, with S to SE swell.
TRISTAN (30S/40S, 00E/20W):
WIND : SW to S 15 to 25 over the western half, drifting to the
central parts towards mid-period, otherwise N to NW 15 to 25
reaching 30 to 35 in the south-east during the first half of
the period.
VIS : Moderate to poor in showers and rain, clearing from the west
by mid-period.
SEA STATE: 3.0 to 4.0m over the eastern half, with W to NW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : Variable 05 to 10 over the central parts, otherwise S to SE 15
to 25 but N to NW 15 to 25 in the south and west, reaching 30
to 35 in the south-west.
VIS : Good, but moderate to poor in showers and rain in the south-
west.
SEA STATE: 3.0 to 3.5m in the east with S to SW swell, but 3.5 to 4.5m in
the south-west, with NW swell.
ENDS DE CAPE TOWN RADIO/ZSC+
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