WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
07th OF OCTOBER 2026 AT 13:30 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 072200 TO 082200 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 WEST: W to NW 35 at times in the south-east.
SYNOPTIC CHART 12:00Z
=====================
High 1024 hPa 29s05e, High 1025 hPa 38s30e, High 1043 hPa 39s68e.
Low 1014 hPa 327s39e Low 1016 hPa 27s42e Low 1012 hPa 16s45e
1. Cold Front: 31s16w 38s02w 44s08e 47s08e into 48s05e.
2. Cold Front: 46s43e 50s51e 55s60e 58s74e into 61s68e.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 10 to 15.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 15 but SW 05 to 10 in the extreme east.
VIS : Good.
SEA STATE: 3.0m in the south from mid-period, with S swell.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 05 to 15 in the north, otherwise anticyclonic 05 to
15.
VIS : Good.
SEA STATE: 3.0m in the north-east and south-east, with SW swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : Anticyclonic 05 to 15 in the south-west, otherwise S to SE 15
to 25 in the extreme east.
VIS : Good.
SEA STATE: 3.0 to 4.0m, with S to SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : NW 15 to 25 in the north-east, otherwise W to SW 15 to 25
becoming anticyclonic 05 to 15 in the extreme north towards
the end of the period.
VIS : Good.
SEA STATE: 3.5 to 4.5m reaching 5.0m in the south-east, with W to SW
swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : Anticyclonic 05 to 15 in the extreme north-east, otherwise W
to NW 20 to 30 reaching 35 at times in the south-east. It will
become SW 15 to 25 in the south-west spreading to the north-
west and south-east by the end of the period.
VIS : Good but moderate in rain and showers in the south-west
drifting to the south-east from mid-period.
SEA STATE: 3.5 to 4.5m reaching 5.0 to 6.0m in the extreme south, with SW
to W swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : N to NW 15 to 25, otherwise S to SE 15 to 25 but N to NW 20 to
30 in the east. It will become anticyclonic 05 to 15 over the
central parts from mid-period spreading to the north-east by
the end of the period.
VIS : Good but moderate to poor in showers and thundershowers in
places in the east.
SEA STATE: 3.0 to 4.0m reaching 4.5 to 5.0m in the west and south-central
with SW to W swell but E to NE in the extreme east.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : NE 10 to 20 in the extreme south-west but cyclonic 20 to 30 in
the west, otherwise S 10 to 20 becoming anticyclonic 05 to 15
towards mid-period.
VIS : Good but poor to very poor in showers and thundershowers over
the western parts.
SEA STATE: 3.0m, with SW swell but E to NE in the extreme south-east.
MOZAMBIQUE CHANNEL:
WIND : E to NE 05 to 15 in the extreme west and W to SW 05 to 15,
otherwise variable 05 to 10.
VIS : Good.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : SE 10 to 15 in the extreme north, otherwise E to NE 10 to 20.
VIS : Good.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Cyclonic 20 to 30 in the north-west, otherwise anticyclonic 05
to 15. It will become N 20 to 30 in the extreme south-west
towards the mid-period spreading to the south-east and extreme
north-west by the end of the period.
VIS : Good, but moderate to poor in showers and rain over the north-
East until mid-period, while becoming moderate in showers and
rain in the extreme south-west towards the end of the period.
SEA STATE: 3.0 to 4.0m in the extreme north-east with N swell, otherwise
5.0 to 6.0m with W to NW swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
26/10/07 AT 0400UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
- GALE FORCE 8 OVER KER.
PART 2: GENERAL SYNOPSIS, 26/10/07 AT 0000UTC
- HIGH 1043 HPA NEAR 40S/66E, MOVING EASTWARD.- COLD FRONT CF AXIS 36S/33E, 39S/35E, 44S/38E, 52S/43E.
PART 3: FORECAST FOR 24 HOURS FROM 26/10/07 AT 0600UTC TO 26/10/08 AT 0600UTC
WAM (30S/40S, 50E/65E)
SCATTERED SHOWERS.WIND: NE TO N 4 TO 6.
SEA: MODERATE TO ROUGH. E SWELL 2 TO 3 METERS.
VIS: POOR IN PRECIPITATION.
AMS (30S/40S, 65E/80E)
SCATTERED SHOWERS OVER NORTHERN AREA.WIND: E 5 TO 6 OVER NORTHERN AREA BUT ANTICLOCKWISE 2 TO 4 OVER SOUTHERN AREA.
SEA: ROUGH TO VERY ROUGH. S SWELL 3 TO 5 METERS.
VIS: POOR IN PRECIPITATION.
CRO (40S/50S, 50E/65E)
FRONTAL RAIN AND SHOWERS UNDER CF BY SOUTH-WESTERN AREA.WIND: N TO NW
5 TO 6 LOCALLY 7 WITH GUSTS OVER SOUTHERN AREA.
SEA: MODERATE TO ROUGH LOCALLY VERY ROUGH OVER SOUTH-WESTERN AREA. SW SWELL 3 TO 4
METERS.
VIS: POOR IN PRECIPITATIONS.
KER (40S/50S, 65E/80E)
FEW SHOWERS.WIND: ANTICLOCKWISE 3 TO 4 OVER NORTHERN AREA BUT W 6 TO
7 LOCALLY 8 OVER SOUTHERN AREA. GUSTS
SEA: ROUGH TO VERY ROUGH. SW SWELL 3 TO 5 METERS.
VIS: GOOD.