SECURITE
IOR
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. EAST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 14th 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 141000 TO 151000 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 : N to NW 35 to 45 in the extreme south-east until mid-
period, otherwise W to SW 35 to 45, moderating in the
west by mid-period.
4. DURBAN EAST: S to SW 35 in the south-west until mid-period.
5. MARION FORTIES EAST: N to NW 35 to 45 in places in the east, otherwise
W to SW 35 to 40, reaching 50 in the south-west by the
end of the period.
SYNOPTIC CHART 06:00Z
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Low 992 hPa 38s38e
Low 952 hPa 53s38e
Cold Front: 27s35e 32s35e 37s38e into 38s38e cont. 43s42e 48s45e 53s43e
into 53s38e
AREA FORECAST:
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CAPE EAST (32.5S/40S, 20E/50E):
WIND : N to NW 25 to 30 in the extreme east until mid-period,
reaching 35 to 45 in the extreme south-east, otherwise W to SW
30 to 40, reaching 45 in the north-west at first, moderating
to 15 to 25 in the west by mid-period.
VIS : Moderate in showers and rain, becoming good in the extreme
west towards the end of the period.
SEA STATE: 4.0 to 5.0m in the north-east, otherwise 6.0 to 7.0m, reaching
8.0 to 9.0m in the west at first, spreading to the central
parts by mid-period, S to SW swell, but NW in the east until
mid-period.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : S to SW 15 to 25 in the west, spreading to the south-east by
the end of the period, reaching 35 in the south-west until
mid-period, otherwise N to NW 15 to 25.
VIS : Good, but moderate in showers and rain in places in the south
and east.
SEA STATE: 3.0 to 4.0m, except in the north-east, reaching 5.0 to 6.0m in
the south-east, but 7.0 to 8.0m in the extreme south-west, S
to SW swell.
MOZAMBIQUE CHANNEL:
WIND : N to NW 15 to 25 in the extreme south, otherwise variable 05
to 10, becoming S to SE 10 to 20 towards the end of the
period.
VIS : Good.
SEA STATE: 3.0 to 3.5m in the extreme south by the end of the period, SW
swell.
MADAGASCAR EAST:
WIND : SE 15 to 25 in the north, other
