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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 11th OF JULY 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 111000 TO 121000 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 NW 35 to 45 in places in the east and north west.
2. MARION FORTIES EAST: N to NW 35 to 40 in the north west.
SYNOPTIC CHART 06:00Z
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High 1028 hPa 35s20w
Low 1010 hPa 42s02e
Low 1000 hPa 37s09e
Low 996 hPa 44s20e
Low 992 hPa 41s31e
Low 998 hPa 47s37e
Cold Front: 27s05e 30s10e into 37s09e cntd 40s06e into 42s02e Cold Front: 34s23e 40s33e into 41s31e
AREA FORECAST:
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CAPE EAST (32.5S/40S, 20E/50E):
WIND : W to NW 15 to 25, reaching 35 to 45 in places in the east and
north west, but W to SW 15 to 25 in the extreme south west.
VIS : Moderate in showers and thundershowers but good in the north.
SEA STATE: 5.0 to 6.0m in the south, otherwise 3.0 to 4.0m, W to SW
swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : N to NW 10 to 20 but NE 15 to 25 in the north east.
VIS : Good.
SEA STATE: 3.0m in the south first half of the period, SW swell.
MOZAMBIQUE CHANNEL:
WIND : SE 15 to 25 in the north, otherwise NE 10 to 20.
VIS : Good.
MADAGASCAR EAST:
WIND : S to SE 10 to 20, but NE 10 to 20 in the south.
VIS : Moderate in the north, otherwise good.
SEA STATE: 3.0m in the south, SW swell.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : N to NW 20 to 30 reaching 35 to 40 in the north west, becoming
SW 10 to 20 in the north west spreading to the east. it will
be SE 15 to 25 in the south west spreading to the south east.
VIS : Moderate in showers and rain in places.
SEA STATE: 5.5 to 6.5m in the north east, otherwise 3.5 and 4.5m , s to
SW swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
DATE: 24/07/11 at 0500UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about 40% stronger than the averages given here.).
PART 1: WARNING :
– Gale force 8 over CRO and KER.
– Strong gale force 9 over CRO.
PART 2: GENERAL SYNOPSYS, 24/07/11 at 0000 UTC :
– Cold front (CG) axis 37S/53E, 42S/60E, 45S/59E moving quickly Eastward.
– Cold front (CH) axis 31S/16E, 34S/20E, 38S/25E, rather quickly mooor in precipitations.
KER (40S/50S,65E/80E) :Frontal rain, showers and squalls under CG then CH at end.
WIND: W to NW 5/7 locally 8. Gusts.
SEA : moderate to rough becoming rough to very rough. W to NW swell 2 to
4m, increasing 4 to 5 m.
VIS : poor to very poor in precipitations.
ENDS THIS IS CAPE TOWN RADIO
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