AORE
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 25th OF AUGUST 2024 AT 16:45 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 252200 TO 262200 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. TRISTAN : W to SW 35 to 40 in the south-east by mid-period.
2. CAPE WEST : W to NW 35 to 45 in the south-east, but S to SW 35 to 40
in the south-west from mid-period.
SYNOPTIC CHART 12:00Z
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High 1028 hPa 25s15w
High 1036 hPa 37s57e
Low 992 hPa 41s03e
Low 968 hPa 50s12e
Cold Front: 33s15w 38s03e into 41s03e cont. 46s16e 51s15e into 50s12e.
Cold Front: 36s33e 41s39e 46s46e 51s50e 56s51e 61s51e into 64s40e.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 15 to 25.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 15 to 25, but SW to W 05 to 15 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Anti-cyclonic 05 to 10 in the extreme south, otherwise E to SE
15 to 25.
VIS : Good.
SEA STATE: 3.0 to 3.5m in the extreme south-east from period, SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25, but W to SW 10 to 20 in the extreme south.
VIS : Good.
TRISTAN (30S/40S, 00E/20W):
WIND : W to SW 15 to 25, reaching 35 to 40 in the south-east by
mid-period while becoming E to NE 15 to 25 in the west.
VIS : Good, but moderate to poor in showers and rain in the south.
SEA STATE: 3.0 to 4.0m, but 5.0 to 6.0m in the east, reaching 7.0 to 7.5m
in the south-east by the end of the period, SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : W to NW 15 to 25, reaching 35 to 45 in the south-east,
becoming S to SW 15 to 25 in the west by mid-period, reaching
35 to 40 in the south-west.
VIS : Good, but moderate to poor in showers and rain in the south.
SEA STATE: 3.0 to 4.0m, but 5.0 to 6.m in the south, reaching 7.0 to 7.5m
in the south-east, W to SW swell.
ENDS
THIS IS CAPE TOWN RADIO
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