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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 03rd OF JUNE 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 031000 TO 041000 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 : E to NE 35 to 45 in the west.
2. DURBAN EAST: E to NE 35 to 40 in the extreme south-west
SYNOPTIC CHART 06:00Z
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High 1034 hPa 35s18w High 1038 hPa 45s35e.
Low 1008 hPa 47s06e Low 1016 hPa 34s25e
Cold Front: 31s04w 35s0ow 40s04e 45s05e into 47s06e.
AREA FORECAST:
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CAPE EAST (32.5S/40S, 20E/50E):
WIND : S to SE 15 to 25 in the extreme east, otherwise E to NE 20 to
30, reaching 35 to 45 in the west but Cyclonic 15 to 25 in the
north-west spreading south.
VIS : Good, but moderate to poor in showers and rain in the west.
SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.0m in places in the west but
6.5 to 7.5m in the extreme west, E to NE swell but SW in the
east.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : S to SE 15 to 25 in the extreme east, otherwise E to NE 15 to
25, reaching 35 to 40 in the extreme south-west. It will
become SW 10 to 20 in the extreme south-west towards the end
of the first half of the period but NW 10 to 20 in the extreme
south-west towards end of the period.
VIS : Moderate in showers and rain, but good in the south-east.
SEA STATE: 3.0 to 4.0m in the south, spreading to the north-east by mid-
period, E to SE swell, but SW in the east.
MOZAMBIQUE CHANNEL:
WIND : E to SE 05 to 15 reaching 20 in the extreme north-east, but NE
10 to 20 in the extreme south-west reaching 25 to 30 towards
the end of the first half of the period.
VIS : Good but moderate in the extreme north and the extreme south-
west.
MADAGASCAR EAST:
WIND : E to SE to S 10 to 20, reaching 25 in the north and extreme
south .
VIS : Moderate in showers and thundershowers.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Anti-cyclonic 05 to 15 in the north-west, otherwise W to SW
15 to 25 but NE 15 to 25 in the north-west.
VIS : Good.
SEA STATE: 3.0 to 4.0m, in the south and east, 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: 24/06/03 at 0500UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about 40% stronger than the averages given here.).
PART 1: WARNING :Force 8 gale over AMS, CRO and KER.
PART 2: GENERAL SYNOPSYS, 24/06/03 at 0000 UTC :
– High 1035hPa near 45S/32E moving Eastward.
– Cold front CF axis 30S/63E, 32S/68E, 35S/79E moving Eastward with low 955hPa near 55S/84E.
PART 3: FORECAST FOR 24 HOURS from 03/06/24 at 0600 UTC to 04/06/24 at 0600UTC :
WAM (30S/40S,50E/65E) :Showers.
WIND: Backing S to SE 5/6, temporally 7 but S to SE 4/5 by Western
area.
SEA: Rough to very rough. SW swell 4 to 5m.
VIS : Poor under precipitation.
AMS (30S/40S,65E/80E) : Rain and frontal showers CF over Eastern area at beginning then showers behind.
WIND: Backing SW 6/7 behind CF locally 8 over South-Eastern area.
SEA: Very rough to high becoming very rough. SW swell 5 to 7m.
VIS: Poor under precipitation.
CRO (40S/50S,50E/65E) :Showers snow.
WIND: SW 6/7 locally 8 decreasing southerly 4/5 over western area.
SEA: Very rough to high becoming rough to very rough. Long SW swell
4/7m abating 4 to 6m.
VIS: Poor under precipitation.
KER (40S/50S,65E/80E) : Rain or snow showers over southern area.
WIND: SW 6 to 7 locally 8.
SEA: Very rough to high becoming rough to very rough. Long SW swell 6
to 8m abating to 4 to 6m.
VIS: Poor under precipitation.
ENDS THIS IS CAPE TOWN RADIO
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