AOR E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 06th OF JULY 2024 AT 16:30 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 062200 TO 072200 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. TRADES: S to SE 35 in the extreme north-east at the end of the
period, but W to SW 35 in the south-east in the first half of the
period.
2. TRISTAN: N to NW 35 to 40 in the south-west spreading towards the
south-east towards the end of the period.
3. CAPE WEST: N to NW 35 in the extreme east in the first half of the
period, as well as in the south-west towards the end of the period,
otherwise S to SW 35 to 45 over the central parts spreading towards
the south-east by the end of the period.
4. CAPE EAST: N to NW 35 in the extreme in the extreme south-west
spreading towards the north-west by mid-period. It will become S to SW
40 to 50 in the extreme west at the end of the period.
5. DURBAN EAST: W to SW 35 to 40 in the extreme south-west by the end of
the period, but NE 35 to 40 by mid-period.
SYNOPTIC CHART 12:00Z
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High 1026 hPa 28s18w.
Low 996 hPa 40s10e Low 992 hPa 48s18e Low 1010 hPa 32s41e
Low 1000 hPa 42s45e.
Cold Front: 26s01e 30s05e 35s11e into 40s10e into 48s18e.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 15 to 25.
VIS : Moderate in light showers in places.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 20, but SW 05 to 15 in the extreme east.
VIS : Good.
SEA STATE: It will become 3.0m the extreme south-east by the end of the
period, S to SE swell.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 15 to 25, but N to NW 10 to 20 in the extreme south-
west spreading towards the south-east by the end of the
period.
VIS : Good, but moderate in showers and rain in the north.
SEA STATE: 3.0 to 4.0m south-east reaching 5.0 to 6.0m in the extreme
south-east at first, SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25 reaching 35 in the extreme north-east at the
end of the period, but W to SW 20 to 30 in the south reaching
35 in the south-east in the first half of the period.
VIS : Good, but moderate in showers and rain in the south-east.
SEA STATE: 3.0 to 4.0m in the south spreading towards the north by the
end of the period, reaching 5.0 to 6.0m in the south but 7.0m
in the extreme south, SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : Anti-cyclonic 05 over the central parts, otherwise S to SW 15
to 25 but N to NW 20 to 30 in the west reaching 35 to 40 in
the south-west spreading towards the south-east towards the
end of the period.
VIS : Good, but moderate to poor in showers and rain in the west
spreading towards the east by the end of the period.
SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.0m in the east at first, as
well as in the extreme south-west spreading towards the south-
east by the end of the period while reaching 7.0 to 8.0m in
the extreme south-west, W to SW swell but NW swell in the
north-west.
CAPE WEST (30S/40S, 00E/20E):
WIND : N to NW 25 to 35 in the extreme east in the first half of the
period, as well as in the south-west towards the end of the
period, otherwise S to SW 20 to 30 reaching 35 to 45 over the
central parts spreading towards the south-east by the end of
the period.
VIS : Moderate to poor in showers and rain, becoming good from the
west by mid-period
SEA STATE: 3.5 to 4.5m reaching 5.0 to 6.0m in the west, but 8.0 to 9.0m
in the north-west spreading towards the east by mid-period,
subsiding in the west by the end of the period, W to SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : S to SW 15 to 25 over the central parts spreading towards the
north-east by mid-period, otherwise N to NW 15 to 25 reaching
35 in the extreme in the extreme south-west spreading towards
the north-west by mid-period. It will become S to SW 40 to 50
in the extreme west at the end of the period.
VIS : Good over the central parts, otherwise moderate in showers and
rain, becoming poor in the extreme west.
SEA STATE: 3.0 to 4.0m in places, reaching 4.5 to 5.5m in the west but
8.0 to 9.0m in the extreme west by the end of the period, W to
SW swell
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : N to NW 15 to 25 in the east, otherwise W to SW 15 to 25
reaching 30 over the central parts, as well as 35 to 40 in the
extreme south-west by the end of the period, but NE 15 to
25 in the extreme west reaching 35 to 40 by mid-period.
VIS : Good, but moderate in showers and thundershowers in the east
in the first half of the period.
SEA STATE: 3.0 to 3.5m over the central parts spreading towards the east
by the end of the period, as well as in the extreme south-
west, SW swell but NW swell in the south-west.
MOZAMBIQUE CHANNEL:
WIND : S to SE 10 to 20, but SW 10 to 20 in the south becoming N to
NW 15 to 25 in the south-west.
VIS : Good, but moderate showers in the extreme south-east.
SEA STATE: 3.0 to 3.5m in the extreme south-east, SW swell.
MADAGASCAR EAST:
WIND : S to SE 10 to 20 reaching 25 in the extreme north-east, but
N to NW 10 to 20 in the extreme south.
VIS : Moderate in light showers in places.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Cyclonic 15 to 25 in the north-east, otherwise S to SW 10 to
20 but E to SE 20 to 30 in the south-east.
VIS : Moderate in showers and rain in places.
SEA STATE: 3.0 to 4.0m, 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: 24/07/06 AT 1700 UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE STRONGER THAN AVERAGES GIVEN HERE).
PART 1: WARNING : GALE FORCE 8 OVER KER AND AMS.
PART 2: GENERAL SYNOPSYS, 24/07/06 AT 1200 UTC:
– LOW 991 NEAR 46S/78E MOVING EASTWARD. ASSOCIATED COLD FRONT CF OVER
SOUTHERN AMS, MOVING EASTWARD WITH THE LOW.
– LOW 993 NEAR 41S/46E, QUASI-STATIONARY AND FILLING. ASSOCIATED COLD
FRONT CG OVER WESTERN WAM AND NORTHWESTERN CRO.
– THUNDERY LOW FORECAST OVER NORTHWESTERN WAM SOON, 1009 NEAR 34S/53E THE
7/7/2024 AT 12 UTC.
– HIGH 1023 NEAR 30S/70E, QUASI-STATIONARY AND FILLING.
– STRENGTHENING HIGH 1026 NEAR 55S/57E. ASSOCIATED RIDGE PUSHING TOWARD
EASTERN CRO.
PART 3: FORECAST FOR 24 HOURS FROM 06/07/24 AT 1800 UTC TO 07/07/24 AT 1800 UTC:
WAM (30S/40S,50E/65E): FRONTAL RAINS AND SHOWERS WITH CG, THUNDERY
SQUALLS WITH THE LOW OVER WESTERN SOON.
WIND : NORTHERLY 3/5 BECOMING CLOCKWISE 3/5 SOON OVER NORTHWESTERN AND
INCREASING E 5/6 OVER SOUTHERN.
SEA : MODERATE TO ROUGH, BECOMING VERY ROUGH OVER FAR SOUTHEASTERN. N
SWELL 2/3M, W SWELL 2/3M PROPAGATING EASTWARD AND S SWELL 3/4M
OVER FAR SOUTHEASTERN.
VISI : POOR IN PRECIPITATIONS.
AMS (30S/40S,65E/80E) : FRONTAL SHOWERS OVER SOUTHERN WITH CF.
WIND : SW 6/7, LOCALLY 8 OVER FAR SOUTHERN AT START. DECREASING
SOUTHERLY 4/5 BY WESTERN LATER. ANTICLOCKWISE 3/5 OVER FAR
NORTHWESTERN.
SEA : VERY ROUGH TO HIGH OVER SOUTHEASTERN WITH SW SWELL 3/5M, LOCALLY
6M OVER FAR SOUTHERN. MODERATE TO ROUGH OVER NORTHWESTERN.
VISI : POOR IN PRECIPITATIONS.
CRO (40S/50S,50E/65E) : FRONTAL RAINS AND SHOWERS WITH CG OVER
NORTHWESTERN.
WIND : E TO NE 5/6, TEMPORARY SOUTHERLY 6/7 OVER FAR EASTERN AT START.
BECOMING ANTICLOCKWISE 3/5 OVER EASTERN SOON WITH THE RIDGE.
SEA : ROUGH TO VERY ROUGH, S SWELL 3/5M OVER EASTERN, DECREASING 2/3 M
OVER THE PERIOD. NORTHERLY SWELL 2/3M OVER NORTHWESTERN AT
START.
VISI : POOR IN PRECIPITATIONS.
KER (40S/50S,65E/80E) : SHOWERS.
WIND : CLOCKWISE 6/7 TEMPORARY 8 AT START, BECOMING S 6/7 AND
DECREASING 5/6 BY WESTERN LATER.
SEA : VERY ROUGH TO HIGH. SW SWELL 4/6M DECREASING 2/4M BY SOUTHERN AT
END.
VISI : POOR IN PRECIPITATIONS.
ENDS THIS IS CAPE TOWN RADIO
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