WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
05th OF OCTOBER 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 052200 TO 062200 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. TRISTAN: NW 35 in the west spreading to the south-east towards the end
of the period.
2. CAPE EAST: E to NE 35 in the central parts but W to SW 35 in places in
the extreme north-west by the end of the period.
3. DURBAN EAST: SW 35 to 40 in the extreme south-west by the end of the
period.
4. MARION FORTIES EAST: N to NW 35 to 40 in the west and south.
SYNOPTIC CHART 12:00Z
=====================
High 1032 hPa 35s18w, High 1040 hPa 43s51e.
Low 1002 hPa 41s11e, Low 938 hPa 60s27e.
1. Cold Front: 28s04e 40s18e 50s28e 56s35e 66s30e into 60s27e.
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 10 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 15 to 25 but Anticyclonic 05 to 15 in the south.
VIS : Good.
SEA STATE: 3.0 to 4.0m in the south and east, reaching 4.5 to 5.5m in the
south-east at first, with SW swell but SE swell in the north.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 20 reaching 25 to 30 in the south and east, but
SW 05 to 15 in the south-east at first, becoming Anticyclonic
05 to 15 in the south-west by the end of the period.
VIS : Good.
SEA STATE: 3.0 to 4.0m in the south spreading to the central parts from
mid-period reaching 4.5m in the south-east, with S to SW
swell.
TRISTAN (30S/40S, 00E/20W):
WIND : SW 15 to 25 in the south-east until mid-period, otherwise
Anticyclonic 05 to 15, but NW 15 to 25 in the west reaching
30 to 35 spreading to the south-east towards the end of the
period.
VIS : Good but moderate in showers in the west, spreading to the
south-east by mid-period.
SEA STATE: 3.5 to 4.5m reaching 5.0 to 5.5m in the south, with W to
SW swell but NW swell in the west.
CAPE WEST (30S/40S, 00E/20E):
WIND : W to SW 15 to 25 reaching 30 in places, becoming Anticyclonic
05 to 15 in the north-west by mid-period.
VIS : Good but moderate in showers and rain in the south and east.
SEA STATE: 3.5 to 4.5m reaching 5.0 to 5.5m in the south, with SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : NW 05 to 15 in the west at first, otherwise E to NE 20 to 30
reaching 35 in the central parts becoming W to SW 20 to 30 in
the west towards mid-period reaching 35 in places in the
extreme north-west by the end of the period.
VIS : Good but moderate in showers and thundershowers in the extreme
west, spreading to the west and central parts towards mid-
period.
SEA STATE: 3.0 to 4.0m reaching 4.5 to 5.5m in the west and south-central
parts by mid-period, with E to NE swell but SW to W swell in
the west.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : E to NE 15 to 25 reaching 30 in places in the central parts
becoming SW 20 to 30 reaching 35 to 40 in the extreme south-
west by the end of the period.
VIS : Good but moderate to poor in showers and thundershowers in the
west and central parts.
SEA STATE: 3.0 to 4.0m in the central parts, with E to NE swell.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 to 10 in the east, otherwise E to NE 05 to 15.
VIS : Good but moderate in showers and thundershowers in the south-
west spreading to the south-east by the end of the period.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to NE 10 to 20 in the south, otherwise SE 10 to 20.
VIS : Good.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : N to NW 20 to 30 reaching 35 to 40 in the west and south,
becoming W to SW 15 to 25 in the south-west towards the end
of the period.
VIS : Good, becoming moderate in showers and rain in the south-west
towards mid-period, spreading to the west and south from mid-
period.
SEA STATE: 3.0 to 4.0m in the north-east otherwise 5.0 to 6.0m reaching
6.5 to 7.5m in the west and south, with W to NW swell but NE
swell in the north-east.
AREA 2:
======
MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA
ACK (AMSTERDAM-CROZET-KERGUELEN)
26/10/05 AT 1600UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40%
STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
- GALE CONTINUING OVER KER.
PART 2: GENERAL SYNOPSIS, 26/10/05 AT 1200UTC
- HIGH 1042 NEAR 43S/51E, RATHER RAPIDLY MOVING EASTWARD.
PART 3: FORECAST FOR 24 HOURS FROM 26/10/05 AT 1800UTC TO 26/10/06
AT 1800UTC
WAM (30S/40S, 50E/65E)
SCATTERED SHOWERS OVER NORTHERN.
WIND: EASTERLY 5/6.
SEA : MODERATE TO ROUGH. S SWELL 2 TO 4 M.
VIS : GOOD.
AMS (30S/40S, 65E/80E)
SHOWERS AND SQUALLS OVER NORTHEASTERN AT FIRST.
WIND: SE 6/7 DECREASING 4/5 OVER SOUTHERN.
SEA : ROUGH TO VERY ROUGH BY SW SWELL 3 TO 5 M.
VIS : POOR OR VERY POOR IN PRECIPITATION.
CRO (40S/50S, 50E/65E)
WIND: ANTICLOCKWISE 3/5 INCREASING NW 6/7 OVER SOUTHERN.
SEA : ROUGH TO VERY ROUGH BECOMING MODERATE TO ROUGH OVER NORTHERN
AT END. SW SWELL 3 TO 5 M ABATING AT END.
VIS : GOOD.
KER (40S/50S, 65E/80E)
WIND: SW 6/7 DECREASING 4/5 OVER NORTHERN.
SEA : VERY ROUGH TO HIGH BECOMING ROUGH OVER NORTHWESTERN AT END.
SW SWELL 4 TO 5 M.
VIS :GOOD