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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 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 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: W to NW 35 to 40 in the west.
SYNOPTIC CHART 06:00Z
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High 1026 hPa 27s01w.
Low 1012 hPa 37s13e
Low 1012 hPa 37s40e
Low 1016 hPa 43s33e
Low 1016 hPa 42s43e.
1. Cold Front: 30s15e 35s19e intob 37s13e
AREA FORECAST:
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CAPE EAST (32.5S/40S, 20E/50E):
WIND : W to NW 15 to 25, reaching 30 to 40 in the west, but SW 20 to
30 in the north west second half of the period.
VIS : Good in the extreme north and east, otherwise moderate in showers and
thundershowers.
SEA STATE: 3.0 to 4.0m, SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : NE 10 to 20 but NW 10 to 15 in the south west.
VIS : Good, but moderate in the south west.
MOZAMBIQUE CHANNEL:
WIND : SE 15 to 25, reaching 30 in the north-east, but N to NE 10
to 20 in the south.
VIS : Good, but moderate in showers in the extreme north.
MADAGASCAR EAST:
WIND : S to SE 20 to 30, but NE 10 to 20 in the south.
VIS : Moderate in showers in places.
SEA STATE: 3.0 to 3.5m in the north, SE swell.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : N to NW 10 to 20, otherwise NE 15 to 25 but SE 10 to 15 in the
south east.
VIS : Good in the south east, otherwise moderate in showers and
rain.
SEA STATE: 3.0 to 3.5m in places, W to SW swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
DATE: 24/07/13 at 0500UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about 40% stronger than the averages given here.).
PART 1: WARNING :
– Strong gale force 9 1027 hPa near 51S/29E with a ridge extending toward CRO.
PART 3: FORECAST FOR 24 HOURS from 13/07/24 at 0600 UTC to 14/07/24 at 0600UTC :
WAM (30S/40S,50E/65E) :Frontal rains and showers over southern part.
WIND: W 3 to 5, locally 6 over far eastern area, becoming variable 2 to 4
by western area later.
SEA : Rough to very rough from North to South, becoming moderate over
western area at end. WSW swell , 3 to 5 m abating 2 to 3 meters
later.
VIS : poor in precipitation.
AMS (30S/40S,65E/80E) :Frontal rains and showers over southern part.
WIND: Westerly 5 to 7 from north to south area, increasing 8 over far
southern, decreasing S 4 to 5 over southern area soon.
SEA : rough to very rough in north, very rough to hig
