WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
15th OF NOVEMBER 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 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. CAPE EAST: E to NE 35 in the extreme central north from mid-period.
2. DURBAN EAST: SW 35 in the south-west.
SYNOPTIC CHART 12:00Z
=====================
High 1028 hPa 33s01e High 1028 hPa 37s38e.
Low 1016 hPa 34s19w.
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 15 but S to SW 05 to 15 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 10 to 20 but NW 10 to 20 in the south-west.
VIS : Good but moderate in showers in the extreme south-west.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25 reaching 30 in the south-east.
VIS : Good.
SEA STATE: 3.0 to 3.5m, except in the south-west, with S to SE swell.
TRISTAN (30S/40S, 00E/20W):
WIND : NW 15 to 25 reaching 30 in the south-east.
VIS : Good in the north-east, otherwise moderate to poor in showers
and rain.
SEA STATE: 3.0m over the central and southern parts, with W to SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : S to SE 20 to 30 in the east, otherwise anticyclonic 05 to 10.
It will become NW 15 to 25 in the south-west from mid-period.
VIS : Good.
SEA STATE: 3.0 to 3.5m in the north-east, with S to SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 10 in the south-east, otherwise E to NE 15
to 25 reaching 30 to 35 in the extreme central north from mid-
period but S to SE 10 to 20 in the west.
VIS : Good in the south-east, otherwise moderate in showers and
thundershowers but poor in the north.
SEA STATE: 3.0m to 3.5m reaching 4.0 to 4.5m in the east at first, with
SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : N to NW 05 to 10 in the north-west, otherwise E to NE 20 to 30
but SW 25 to 35 in the south-west.
VIS : Good in the north-west and south-east, otherwise moderate in
showers and thundershowers but poor in the south-west.
SEA STATE: 3.0 to 4.0m, except in the north-west, reaching 4.5m in the
south-east and south-west, with SW swell.
MOZAMBIQUE CHANNEL:
WIND : E to NE 05 to 15.
VIS : Good but moderate in showers and thundershowers over the
central parts for the first half of the period.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 10 to 15 but E to NE 10 to 20 in the south.
VIS : Good but moderate in showers in the extreme north.
SEA STATE: 3.0m in the extreme south from mid-period, with S to SW swell.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : W to NW 10 to 20, becoming anticyclonic 05 to 10 over the
central and northern parts from mid-period.
VIS : Good, becoming moderate in showers in the north-west from mid-
period.
SEA STATE: 3.0 to 3.5m, except in the north-west, but 4.0 to 4.5m in the
east at first, 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)
26/11/15 AT 1630UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about 40% stronger than the averages given here).
PART 1: WARNING
- Gale force 8 running over southwestern KER at first.
PART 2: GENERAL SYNOPSIS, 26/11/15 AT 1200UTC
- Cold front axis 30S/61E, 33S/69E, 42S/78E, 50S/82E moving eastward 20 KT.- High 1028 hPa, near 38S/41E, expected 1030 hPa near 37S/57E at end.
PART 3: FORECAST FOR 24 HOURS FROM 26/11/15 at 1800UTC to 26/11/16 at 1800UTC
WAM (30S/40S, 50E/65E)
Scattered showers.
WIND : becoming anticlockwise 3 to 5 by western area.
SEA : rough to very rough, locally high over southern. SW swell 4 to
6 meters abating in the day time.
VIS : poor in precipitation.
AMS (30S/40S, 65E/80E)
Frontal rain and showers over eastern area.
WIND : NW 5 to 7 over eastern area ahead the front backing SW 4 to 6
behind. Later , becoming anticlockwise 3 to 5.
SEA : Becoming rough to very rough. Arrival of a SW swell 2 to 4
meters from north to south.
VIS : poor in precipitation.
CRO (40S/50S, 50E/65E)
Scattered showers.
WIND : SW 5/6, at times 7, decreasing W 4 to 6 in the day time.
Gusts.
SEA : very rough to high at first becoming rough by western area in
day time. W swell between 4 to 6 meters, abating between 2 to
4 meters in day time.
VIS : poor in precipitation.