WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
22ND OF JUNE 2026 AT 17:00 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:
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FORECAST VALID FROM 222200 TO 232200 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. CAPE WEST: S to SW 35 in the southern parts, moderating in the
south-west from the morning, as well as south-east from the
afternoon.
2. CAPE EAST: N to NW 35 in the west and south-west.
3. MARION FORTIES EAST : N to NW 35 in the south-west from the morning.
SYNOPTIC CHART 12:00Z
=====================
High 1028 43s25w, High 1028 hPa 35s48e
Low 969 hPa 58s13e
1. Cold Front: 32s06w 40s04e 45s09e 51s12e into 58s13e
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 10 to 20.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 05 to 15, but SW 05 to 15 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 05 to 15, reaching 20 to 25 in the south at times.
VIS : Good, but moderate to poor in showers and thundershowers in
the south, spreading to the south-east from mid-period.
SEA STATE: 3.0 to 4.0m in the south, with SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : W to SW 10 to 20 in the south at first, otherwise S to SE 05 to
15.
VIS : Good, but moderate in showers and rain in the south.
SEA STATE: 3.0 to 4.0m in the south-west from mid-period, spreading to the
south by the end of the period, with SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : S to SW 15 to 25 in the east and south-east, otherwise anti-
cyclonic 05 to 15. It will become N to NW 15 to 25 in the west
towards the end of the period.
VIS : Good, but moderate to poor in showers and thundershowers in the
north.
SEA STATE: 3.5 to 4.5m, reaching 5.0 to 7.0m in the south and south-east,
subsiding in the south from mid-period, with SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : NW 15 to 25 in the eastern parts at first, otherwise S to SW 15 to
25, reaching 30 to 35 in the southern parts, moderating in the
south-west from the morning, as well as south-east from the
afternoon.
VIS : Good, but moderate in showers and rain over the southern, central
and eastern parts, clearing in the central in the morning.
SEA STATE: 3.0 to 4.0m (except in the north-east), reaching 5.0 to 7.0m in
the west and south-west, spreading to the south-east from the
morning, with SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 15 in the east, otherwise N to NW 15 to 25
reaching 30 to 35 in the west and south-west. It will become SW 15
to 25 in the south-west from mid-period, spreading to the west
from late afternoon.
VIS : Moderate in showers and thundershowers in the central parts, but
moderate in showers and rain in the west, otherwise good.
SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.5m in the south-east at first, as
well as west from mid-period, with W to SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : Variable 05 to 10 in the north-west, but anti-cyclonic 05 to 15 in
the south-east at first, otherwise N to NE 15 to 25.
VIS : Good, but moderate in showers and thundershowers in places in the
west and central parts, clearing in the west from mid-period.
SEA STATE: 3.0 to 4.0m in the north, south and east, with S to SE swell, but
SW in the south.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 to 10 in the central parts, but N to NE 10 to 20 in
the southern parts, otherwise E to SE 05 to 15, reaching 20 to 25
in the north-west at first.
VIS : Good.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 10 to 20, reaching 25 to 30 in the north.
VIS : Moderate in showers and rain in places.
SEA STATE: 3.0 to 3.5m, with SE swell.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Variable 05 to 10 in the east at first, otherwise N to NW 15 to
25, reaching 30 to 35 in the south-west from the morning.
VIS : Good, but moderate in showers and rain in the north, spreading to
the west from the afternoon.
SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.5m in the east and southern parts
at first, with W to SW swell.
AREA 2:
=======
MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
26/06/22 AT 1700UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about 40% stronger than the averages given here).
PART 1: WARNING
- Gale force 8 warning over CRO and KER.
PART 2: GENERAL SYNOPSIS, 26/06/22 AT 1200UTC
- High 1029 hPa near 33S/49E, moving slowly East and building.
- High 1023 hPa near 45S/39E, moving slowly East and building.
- Low 1008 hPa near 34S71W, moving East.
- Cold front (CF) axis 25S/76E, 31S/77E, 36S 74E and 36S70E
- Warm front (WF) axis 31S/67E, 34S/67E, 37S/70E, 41S77E and 43S85E
- Slow-moving CG axis 42S/42E, 44S/49E, 45S/55E
PART 3: FORECAST FOR 24 HOURS FROM 26/06/22 at 1800UTC to 26/06/23 at 1800UTC
WAM (30S/40S, 50E/65E)
occasional showers
WIND : in the eastern region, Southerly 4 to 5 in temporarily 6 in the
far northeast at the start of the period. In the western region,
clockwise 2 to 4
SEA : Rough to very rough. Southwest swell 3 to 4 meters on south
area.
VIS : Good.
AMS (30S/40S, 65E/80E)
Rain under WF and heavy rain under CF.
WIND : on East area, cyclonic 3 to 4 veering South 5 to 6 locally 7. On
west area, southern wind 5 to 7 decreasing 4 to 5 tomorrow.
SEA : rough to very rough. Southwest swell 3 to 5 meters extending
southward.
VIS : Very poor under heavy rain
CRO (40S/50S, 50E/65E)
Scattered showers under CG
WIND : In the eastern region, Southwest 5 to 6, increasing 7 to 8 in
the southeastern area, becoming clockwise 3 to 5 at the end of
the period. In the western region, West to Southwest 3 to 6,
locally reaching force 6 to 7 in the east, becoming anticyclonic
at force 2 to 4, then shifting to North to Northwest 4 to 5,
locally 6 in the southern part of the region tomorrow.
SEA : very rough to high from north to south becoming rough to very
rough. Southwest swell 4 to 7 meters from north to south,
decreasing.
VIS :poor under showers
KER (40S/50S, 65E/80E)
Rain under CF, isolated showers elsewhere.
WIND : West veering Southwest to South 5 to 7 locally 8 on the south of
the area, decreasing 4 to 5 on the west of the area at end.
SEA : Rough to very rough from north to south becoming very rough to
high Southwest swell increasing 4 to 6 meters.
VIS : Poor under rain.