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 OCTOBER 2024 AT 08:30 UTC.
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.
FORECAST VALID FROM 191000 TO 201000 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: NW 35 in the west, spreading to the central and southern
parts by end of period.
SYNOPTIC CHART 06:00Z
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High 1032 hPa 36s07w, High 1020 hPa 38s29e, High 1029 hPa 35s73e
Low 1006 hPa 40s43e
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 10 to 20.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : SE to S 10 to 20 but W to SW 05 to 15 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 10 to 20 but NE 10 to 20 in the south-west, where it
will become N to NW 15 to 25 during the second half of the
period.
VIS : Good, but moderate to poor in showers and rain in the south-
west.
TRADES (15S/30S, 00E/WEST COAST):
WIND : SE to S 10 to 20, reaching 25 to 30 in the east.
VIS : Good but moderate in showers in the south-west during the
first half of the period.
SEA STATE: 3.0m in the east, with S to SE swell.
TRISTAN (30S/40S, 00E/20W):
WIND : SW 05 to 15 in the south-east during the first half of the
period, otherwise N to NE 15 to 25 but NW 25 to 35 in the
west, spreading to the central and southern parts by end of
period.
VIS : Good but moderate to poor in showers and rain in the north-
east and west, spreading over the central and southern parts
towards end of period.
SEA STATE: 3.0 to 4.0m in the west, reaching 4.5 to 5.5m in the south-
west towards end of period, with N swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : W to SW 10 to 20 in the south, otherwise S to SE 15 to 25,
becoming variable 05 in the west by mid-period.
VIS : Good, but moderate to poor in showers and rain in the
south-east but in the north-west until mid-period.
SEA STATE: 3.0m in the south by mid-period, with mainly SW swell.
ENDS DE CAPE TOWN RADIO/ZSC+
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