IORWEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.EAST OF 20E ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 04th 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 041000 TO 051000 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 40 over the central parts but cyclonic 35
to 45 in the north from mid-period 2. DURBAN EAST: E to NE 35 to 40 in the central parts
SYNOPTIC CHART 06:00Z
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High 1034 hPa 35s12w High 1034 hPa 41s48e.
Low 1016 hPa 36s06e Low 1008 hPa 36s25e
AREA FORECAST:
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CAPE EAST (32.5S/40S, 20E/50E):
WIND : Variable 05 to 10 in the extreme south-east, otherwise E to NE
20 to 30, reaching 35 to 40 over the central parts but
Cyclonic 15 to 25 in the extreme west spreading east reaching
30 to 45 in the north from mid-period.
VIS : Good, but moderate to poor in showers and rain in the central
and eastern parts.
SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.0m in places in the south-west
Mainly E to SE swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : SE 15 to 25 in the extreme east, otherwise E to NE 15 to
25, reaching 35 to 40 in the central parts but N to NW 15 to
25 in the extreme west.
VIS : Moderate in showers and rain, but good in the south-east.
SEA STATE: 3.0 to 4.0m in the south-west and central parts, E to NE
swell.
MOZAMBIQUE CHANNEL:
WIND : E to SE 05 to 15 in the north reaching 20 in the extreme
north-east, otherwise NE to N 10 to 20, becoming NW 10 to 20
in the south-west towards end of the period.
VIS :Good
MADAGASCAR EAST:
WIND : E to SE to S 10 to 20, reaching 25 in the north and extreme
south but NE 15 to 25 in the extreme south-west.
VIS : Moderate in showers and thundershowers.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Variable 05 to 10 in the north-east, otherwise N to NW 15 to
25 but NE 10 to 20 reaching 25 in the extreme north-west.
VIS : Good but moderate in showers in the north-east.
SEA STATE: 3.0 to 4.0m, in the south and east spreading north-west wards,
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: 24/06/04 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 SOUTH-EASTERN AMS, SOUTHERN CRO AND KER.
PART 2: GENERAL SYNOPSYS, 24/06/04 AT 0000 UTC :
– HIGH 1036 NEAR 43S/43E, EXPECTED 1032 NEAR 36S/54E AT END.- COLD FRONT CF OVER FAR NORTH-EASTERN AMS AT FIRST, EXPECTED TO LEAVE THE AREA SOON.
PART 3: FORECAST FOR 24 HOURS FROM 04/06/24 AT 0600 UTC TO 05/06/24 AT 0600UTC :
WAM (30S/40S,50E/65E) :FEW SHOWERS.
WIND: SOUTHERLY 4 TO 6 FROM WEST TO EAST, BECOMING GRADUALLY
ANTICLOCKWISE 2 TO 4 BY WESTERN.
SEA: VERY ROUGH BECOMING ROUGH BY WESTERN. LONG S SWELL, 3 TO 5M FROM
WEST TO EAST, DECREASING BY WESTERN.
VIS: GOOD TO MODERATE.
AMS (30S/40S,65E/80E) :SHOWERS OVER EASTERN AT FIRST.
WIND: S 6 OR 7, INCREASING 8 OVER SOUTH-EASTERN THEN DECREASING LATER S
4 TO 6 FROM WEST TO EAST.
SEA: VERY ROUGH TO HIGH. LONG S SWELL, 4 TO 6M.
VIS: MODERATE TO POOR UNDER PRECIPITATION.
CRO (40S/50S,50E/65E) :FEW SHOWERS.
WIND: S 4 TO 6 FROM WEST TO EAST, SETTING-UP LATER W 4 TO 6 OVER
NORTHERN, AND W 7 OR 8 WITH SEVERE GUSTS OVER SOUTHERN.
SEA: VERY ROUGH TO HIGH BECOMING ROUGH TO VERY ROUGH. LONG SW OR S
SWELL, 3 TO 5M, DECREASING BY WESTERN.
VIS: GOOD TO MODERATE.
KER (40S/50S,65E/80E) :SHOWERS OR SNOWY SHOWERS OVER SOUTHERN AREA.
WIND: S 7 OR 8 WITH SEVERE GUSTS, SETTING-UP LATER W 5 TO 7 FROM NORTH
TO SOUTH.
SEA: VERY ROUGH TO HIGH. LONG SW SWELL, 4 TO 6M.
VIS: POOR UNDER PRECIPITATION.
ENDS THIS IS CAPETOWNRADIO/ZSC
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