IOR
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII EAST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 30TH OF SEPTEMBER 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 301000 TO 011000 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: W to SW 35 to 45 over the western parts, spreading over the
central parts towards mid-period, moderating from the
south-west towards end of period.
2. DURBAN EAST: S to SE 35 in the north-west at first, but SW 35 to 40 in
the south-west by mid-period.
SYNOPTIC CHART 06:00Z
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High 1030 hPa 32s02e, High 1030 hPa 42s69e
Low 976 hPa 53s11w, Low 976 hPa 49s31e
1. Cold Front: 35s42e, 40s46e 45s50e into 49s24e
AREA FORECAST:
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CAPE EAST (32.5S/40S, 20E/50E):
WIND : N to NW 20 to 30 in the east, otherwise W to SW 20 to 30
reaching 35 to 45 over the western parts, spreading over the
central towards mid-period, moderating from the south-west
towards end of period.
VIS : Moderate to poor in rain and thundershowers.
SEA STATE: 3.0 to 4.0m in the east, otherwise 6.0 to 8.0m, reaching 9.0m
in the west at first, subsiding to 3.5 to 4.5m from the south-
west towards end of period, with SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : S to SE 25 to 35 in the north-west at first, otherwise N to NE
15 to 25 reaching 30 in the north and south but SW 15 to 25 in
the south-west, where it will reach 30 to 40 by mid-period.
VIS : Moderate to poor in showers and thundershowers, except in the
east.
SEA STATE: 3.0 to 4.0m over the western half, reaching 5.0 to 7.0m in the
south-west, with mainly S to SW swell.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 to 10 in the extreme east, otherwise N to NE 15 to
