WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
11TH OF MARCH 2026 AT 16:30 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 112200 TO 122200 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 EAST : E to NE 35 in the north-west at times.
2. DURBAN EAST : E to NE 35 in the south-west from mid-period.
SYNOPTIC CHART 12:00Z
=====================
High 1024 hPa 40s33e
Low 967 hPa 55s08e.
1. Cold Front: 30s16w 35s10w 40s01w 45s05e 50s09e into 55s08e.
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 05 to 15.
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 : s to SE 05 to 15, reaching 20 to 25 in the extreme south-west.
VIS : Good, but moderate to poor in showers and thundershowers in the
extreme south-west.
SEA STATE: 3.0 to 4.0m in the west and southern parts, spreading to the central
parts from mid-period, with S to SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 05 to 15.
VIS : Good.
TRISTAN (30S/40S, 00E/20W):
WIND : SW 05 to 15 in the south, otherwise S to SE 05 to 15 reaching 20 to
25 in the north-west from the morning.
VIS : Good, but moderate to poor in showers and thundershowers in the
North, spreading to the east from mid-period.
SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.0m in the south at first, with SW
swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : Anti-cyclonic 05 to 15.
VIS : Good, but moderate in showers and rain in the extreme south-west.
SEA STATE: 3.0 to 4.0m in the west, spreading to the south from mid-period, with
SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : SW 15 to 25 in the south-east, but E to NE 15 to 25 in the north-
west, reaching 30 to 35 at times, otherwise anti-cyclonic 05 to 15.
VIS : Good.
SEA STATE: 3.0 to 4.0m in the east and north-west, with SW swell but NE swell in
the north-west.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : E to NE 15 to 25 in the south-west, reaching 30 to 35 from mid-
period, otherwise S to SE 15 to 25, reaching 30 in the central and
northern parts.
VIS : Good, but moderate in showers and thundershowers in the east and
northern parts.
SEA STATE: 3.0 to 4.0m in the central and north-west, with S to SE swell.
MOZAMBIQUE CHANNEL:
WIND : N to NE 10 to 20 in the north, otherwise S to SE 10 to 20, reaching
25 to 30 in the south.
VIS : Good in the south-east, otherwise moderate to poor in showers and
thundershowers in places.
SEA STATE: 3.0 to 3.5m in the south, with S to SE swell.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 05 to 15.
VIS : Moderate in showers and thundershowers in places.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : W to SW 15 to 25, but anti-cyclonic 05 to 15 in the north-west,
spreading to the north-east from mid-period. It will become NW 20 to
30 in the south from mid-period.
VIS : Good.
SEA STATE: 3.0 to 4.0m, except in the north-west, subsiding in the west from
mid-period, with W to SW swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON
AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
26/03/11 AT 1600UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about
40% stronger than the averages given here).
PART 1: WARNING
Nil.
PART 2: GENERAL SYNOPSIS, 26/03/11 AT 1200UTC
- Cold front axed 38S/64E 44S/80E, slowly moving
North-eastwards.
PART 3: FORECAST FOR 24 HOURS FROM 26/03/11 at 1800UTC
to 26/03/12 at 1800UTC
WAM (30S/40S, 50E/65E)
Scattered showers.
WIND : SW 3/4, increasing 5/6 over southwestern area later.
SEA: Rough, but very rough over southern area. SW swell 3 to 4m.
VIS: Good, temporarily poor with precipitations.
AMS (30S/40S, 65E/80E)
Frontal rain, showers elsewhere over area.
WIND : NW 4/5, at times 6, in front of the front, SE 4/5, at
times 6, behind the front. Gusts.
SEA: Rough, locally very rough over southern at first. SW swell 3/4m.
VIS: Moderate or poor with precipitations.
CRO (40S/50S, 50E/65E)
Scattered showers.
WIND: SW 4/5, becoming anticlockwise 2 to 4 later, but W 4/5,
at times 6 over Southern at end.
SEA: Very rough becoming rough later. SW swell 4 to 5m, then 3
to 4m at end.
VIS: Good, temporarily poor with precipitations.
KER (40S/50S, 65E/80E)
Rain over Northeastern, scattered showers elsewhere.
WIND: Anticlockwise 2/4, but W 5/6 at first over southern.
SEA: Very rough becoming rough later. W swell 4 to 5m, then
3 to 4m at end.
VIS: Poor or very poor with precipitations.