IOR
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.EAST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 19th OF JUNE 2024 AT 08:30 UTC.
FOR SOUTH-EAST SECTOR OF METAREA. VII, PREPARED BY REUNION, SEE AREA 2 BELOW.
NOTE: WX OBSERVATIONS.
======================
COULD ALL VESSELS EXPERIENCING UNEXPECTED, SEVERE WX/SEA STATE PLEASE MAKE EVERY EFFORT TO REPORT THIS TO SAWS VIA CAPE TOWN RADIO.
AREA 1:
=======
FORECAST VALID FROM 191000 TO 201000 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:
====================
1. MARION FORTIES EAST: N to NW 35 to 45 in the south-west from mid-
period.
SYNOPTIC CHART 06:00Z
=====================
Low 1010 hPa 38s28e
Cold Front: 33s23e 38s28e into 38s28e
AREA FORECAST:
==============
CAPE EAST (32.5S/40S, 20E/50E):
WIND : S to SW 15 to 25 in the west, spreading to the south-east by
the end of the period, otherwise N to NW 15 to 25. It will
become anti-cyclonic 05 to 10 in the north-west towards the
end of the period.
VIS : Moderate in showers and rain, it will become good in the
north-west towards the end of the period.
SEA STATE: 3.0 to 4.0m, except in the north-east, reaching 5.0m in the
south-west by mid-period, S to SW swell, but NW in the south-
east.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : Variable 05 to 15 in the north-west at first, otherwise S to
SE 05 to 15, but N to NE 10 to 20 in the east.
VIS : Moderate in showers and rain in places.
MOZAMBIQUE CHANNEL:
WIND : S to SE 15 to 25, but variable 05 to 15 in the south.
VIS : Good, but moderate in showers in the north at times.
MADAGASCAR EAST:
WIND : NE to E 10 to 20 in the south, otherwise S to SE 15 to 25,
reaching 30 in the extreme north.
VIS : Moderate in showers and thundershowers in places.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : S to SW 10 to 20 over the central parts at first, spreading to
the east, otherwise N to NW 15 to 25, reaching 35 to 45 in the
south-west by mid-period.
VIS : Moderate to poor in showers and rain in places at times.
AREA 2:
=======
MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
DATE: 24/06/19 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 expected over CRO.
PART 2: GENERAL SYNOPSYS, 24/06/19 at 0000 UTC :
– High 1028 near 34S/57E, moving eastward.
– cold front over eastern leaving the area at first.
– Cold front axis 41S/33E, 47S/36E, 57S/39E, 59S/35E over western CRO soon.
PART 3: FORECAST FOR 24 HOURS from 19/06/24 at 0600 UTC to 20/06/24 at 0600UTC :
WAM (30S/40S,50E/65E) :
Few showers, but showers and squalls locally thundery in south-west at end.
WIND: anticlockwise 3/5 elsewhere. Becoming soon over south-western area
NW 5/6 locally 5/6 with gusts.
SEA : moderate to rough, very rough in south-east at first. SW swell 3 to
5 m abating.
VIS : good, but poor or very poor in precipitations over southwestern.
AMS (30S/40S,65E/80E) :
Scattered showers.
WIND: S or SW 3 to 5 decreasing 2 to 4 at end.
SEA : rough, temporarily very rough in south at first. SW swell 3 to 5
abating later.
VIS : good.
CRO (40S/50S,50E/65E) :
Frontal rain and showers. Squalls.
WIND: W 3 to 5 over eastern area but increasing NW 5/6, locally 7/8, over
western area ahead the front and decreasing S 3 to 5 behind in
southwestern. Gusts.
SEA : rough or locally very rough in south. W to SW swell 2 to 4 m.
VIS : poor or very poor in precipitations.
KER (40S/50S,65E/80E) :
Showers.
WIND: SW 5/6, localement 7, with gusts. Decreasing SW 3/5 by western, but
increasing NW 5/6 locally 7 overnight.
SEA : rough or very rough. W to SW swell 3 to 5 m.
VIS : poor in precipitations.
ENDS DE CAPE TOWN RADIO/ZSC+
NNNN
