AOR E
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII WEST OF 20E.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 01st OF JULY 2024 AT 08:30 UTC.
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 011000 TO 021000 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: NW to W 35 in places in the south.
SYNOPTIC CHART 06:00Z
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High 1036 hPa 43s32e High 1022 hPa 27s01w.
Low 986 hPa 45s03w Low 1018 hPa 34s22e Low 1020 hPa 32s15e.
1. Cold front: 28s14w 32s07w 35s03w 40s01e 45s00e 48s02w into 45s03w.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 10 to 20.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 20 but SW 10 to 20 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Anti-cyclonic 05 to 10 over the central parts, otherwise
E to SE 10 to 20 but W to NW 10 to 20 in the south.
VIS : Good but moderate in showers in the south.
SEA STATE: 3.0 to 4.0m in the south-west, with SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : Anti-cyclonic 05 to 10 in the south, otherwise S to SE 10 to
20. It will become NW 10 to 15 in the south-west from mid-
period.
VIS : Good.
TRISTAN (30S/40S, 00E/20W):
WIND : NW to W 15 to 25 reaching 30 to 35 in places in the south.
VIS : Moderate in showers and rain.
SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.5m in the west and south but
6.0m in the south-western parts at first, with W swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : Anti-cyclonic 05 to 10 in the east for the first half of the
period, otherwise N to NW 10 to 20 reaching 25 in places in
the west and south.
VIS : Moderate in showers and rain in the west spreading to the
central parts by end of the period, otherwise good.
SEA STATE: 3.0 to 3.5m in the south and west, reaching 4.0m in the south-
west, with W to SW swell.
ENDS THIS IS CAPE TOWN RADIO
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