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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 02nd OF JUNE 2024 AT 17:10 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 022200 TO 032200 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 extreme west.
2. DURBAN EAST: E to NE 35 to 40 in the extreme south-west
SYNOPTIC CHART 12:00Z
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High 1036 hPa 46s25e.
Low 1016 hPa 43s03w
Low 1008 hPa 32s15e
Cold Front: 27s14w 32s08w 37s03w 42s01w into 43s03w.
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 extreme west.
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 south, 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 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, but NE 05 to 10 in the extreme south-west.
VIS : Good.
MADAGASCAR EAST:
WIND : SE 10 to 20, but variable 05 in the extreme south at first.
VIS : Good, but moderate in showers and thundershowers.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : SE 10 to 20, becoming anti-cyclonic 05 to 10 in the north-west
from mid-period, spreading to the central parts by the end of
the period.
VIS : Good.
SEA STATE: 3.0 to 4.0m, except in the north-west, reaching 5.0 to 6.0m in
the east until mid-period, reaching 6.5m in the extreme south-
east at first, 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: 24/06/02 AT 1700 UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE STRONGER THAN AVERAGES GIVEN HERE).
PART 1: WARNING :
– FORCE 8 GALE OVER CRO AND KER.
PART 2: GENERAL SYNOPSYS, 24/06/02 AT 1200 UTC :
– HIGH 1023HPA NEAR 27S/89E, EASTWARD MOVING.
-HIGH 1039HPA NEAR 42S/31E, EASTWARD MOVING.
– BETWEEN THESE TWO CELLS COLD FRONT CF AXIS, 31S/49E 33S/65E 40S/80E EASTWARD MOVING WITH LOW 946HPA NEAR 56S/77E EXPECTED 955HPA NEAR 55S/90E AT THE END.
PART 3: FORECAST FOR 24 HOURS FROM 02/06/24 AT 1800 UTC TO 03/06/24 AT 1800 UTC :
WAM (30S/40S,50E/65E) :
RAIN AND FRONTAL SHOWERS. CFWIND :
SOUTHERLY TO SW 5/6, TEMPORARILY 7 OVER SW QUARTER AT FIRST, DECREASING SOUTHERLY TO SE 4/5 OVER WEST AT END. BUT NORTH-WEST 4/5 AT FIRST OVER FAR NORTH-EAST AREA AHEAD OF CF.SEA : ROUGH TO VERY ROUGH, BECOMING VERY ROUGH TO HIGH OVER SOUTH ZONE. SW SWELL 4/6M BEHIND THE FRONT.VISI : POOR TO VERY POOR UNDER PRECIPITATION.
AMS (30S/40S,65E/80E) :
RAIN AND FRONTAL SHOWERS CF.WIND :
NW 6/7 LOCALLY 5 AHEAD OF CF, BACKING SW 5/6 LOCALLY 4 BEHIND.SEA:
ROUGH TO VERY ROUGH, BECOMING VERY ROUGH TO HIGH. SW SWELL 3/5M, INCREASING 4 TO 7M FROM NORTH TO SOUTH.VISI : POOR TO VERY POOR UNDER PRECIPITATION.
CRO (40S/50S,50E/65E) :
SHOWERS SNOW TO THE SOUTH .WIND :
SOUTH-WESTERLY 6/7, REACHING LOCALLY 8 OVER THE SOUTH-EAST QUARTER AT FIRST AND AT THE END, DECREASING SOUTHERLY 4/5 OVER THE NORTH-WEST AT THE END.
SEA : HIGH, BECOMING VERY ROUGH IN THE WEST. LONG SW SWELL 4/7M ABATING BY SOUTH ZONE 3/6M.VISI : POOR TO VERY POOR.
KER (40S/50S,65E/80E) :
RAIN AND FRONTAL SHOWERS OVER THE FAR NORTH-EAST AT FIRST, THEN SHOWERS AND SNOW TO THE SOUTHWIND :
WESTERLY TO SW 7/8, DECREASING 6/7 FROM NW DURING THE DAY.SEA: HIGH, VERY HIGH OVER THE SOUTH-EAST QUARTER AT FIRST. LONG SW SWELL 5/8M ABATING TO 4/6M AT THE
ENDS THIS IS CAPE TOWN RADIO
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