AOR-E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 15th OF JULY 2024 AT 16:00 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 152200 TO 162200 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 NW 35 to 40 in the east in the first half of the
period, and SW 30 to 40 in the south-west and south-central
spreading to the south-east towards mid-period.
2. CAPE WEST: NW to W 35 in the extreme south-west spreading to central
by mid-period.
SYNOPTIC CHART 12:00Z
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High 1024 hPa 28s22w.
Low 1007 hPa 64s05e
1. Cold Front: 35s45e 40s43e 43s39e into 43s36e.
2. Cold Front: 35s13e 43s11e 48s09e into 50s09e.
3. Cold Front: 43s13w 48s05w into 53s11w 51s08w 55s08w 60s05w into
60s09w.
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 10 to 20, but variable 05 to 15 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Variable 05 to 10 over the central parts at first, otherwise
SE to S 10 to 20 but NW to W 10 to 20 in the south-central,
however it will be S to W 10 to 20 in the south-west spreading
to the south-central by mid-period.
VIS : Good in the north, otherwise moderate showers and rain at
times.
SEA STATE: 3.0m to 4.0m in the south and central, SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : SW 05 to 15 in the south-west, becoming anticyclonic 10 to 20
towards mid-period, otherwise S to SE 15 to 25.
VIS : Good, but very poor in fog in the extreme east in the first
half of the period.
SEA STATE: 3.0 to 4.0m in the west and central in the first half of the
period, SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : W to NW 15 to 25 in the east reaching 35 to 40 in the east in
the first half of the period, otherwise SW 20 to 30 reaching
35 to 40 in the south-west and south-central spreading to the
south-east towards mid-period.
VIS : Good in the east at first, otherwise moderate in showers and
rain.
SEA STATE: 3.0 to 4.0m, reaching 5.5 to 6.5m in the south, NW swell in
the south-east at first, otherwise W to SW.
CAPE WEST (30S/40S, 00E/20E):
WIND : Variable 05 to 10 in the extreme north-east, otherwise W to SW
15 to 25, but N to NW 15 to 25 in the east. It will become NW
to W 10 to 20 in the west towards mid-period, reaching 35 in
the extreme south-west spreading to central by mid-period.
VIS : Good in the central, otherwise moderate in showers and rain.
SEA STATE: 3.0 to 4.0m in the west and central reaching 5.0m at
first, W to SW swell.
ENDS THIS IS CAPE TOWN RADIO
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