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WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII EAST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 13th OF AUGUST 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 131000 TO 141000 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. CAPE EAST : NW 35 to 50 in the west and central spreading to the east
by the end of the period. It will become SW 35 to 45 in
the west overnight spreading to the central by end of the
period.
2. DURBAN EAST: NE to N 35 in the west, becoming SW 35 to 40 in the
extreme south-west towards the end of the period.
3. MARION FORTIES EAST: N to NW 35 to 45 in the north and west spreading
eastwards by the mid-period, becoming 55 to 60 in
the south-west by the second half of the period.
SYNOPTIC CHART 06:00Z
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High 31s08w 1024 hPa
High 31s42e 1025 hPa
Low 963 hPa 55s22e
Cold Front: 46s40e 52s35e 54s28e into 54s23e.
Cold Front: 35s09e 40s16e 44s20e into 45s20e.
AREA FORECAST:
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CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anti-cyclonic 15 to 25 in the east and central at first,
otherwise NW 20 to 30 reaching 35 to 50 in the west and
central spreading to the east by the end of the period. It
will become SW 20 to 30 in the west overnight reaching 35 to
45 in the west spreading to the central by end of the period.
VIS : Good in the east, otherwise moderate to poor in showers and
rain.
SEA STATE: 3.0 to 4.0m in the east, otherwise 5.0 to 6.0m reaching 7.0 to
