WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
07th OF MARCH 2026 AT 17:30 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:
====================
1. CAPE EAST: SW 35 in the southern parts for the first half of the
period.
2. DURBAN EAST: S to SE 35 to 40 in the north-west for the first half of
the period.
3. MARION FORTIES EAST: SW to W 35 to 45, in the central and southern
parts but 50 to 55 at times in the southern and
south-eastern parts for the first half of the
period.
SYNOPTIC CHART 12:00Z
=====================
High 1028 hPa 38s07e
Low 975 hPa 46s35e
1. Cold front: 35s38e 40s40e 43s40e into 46s35e
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : SE 10 to 20.
VIS : Good but moderate in showers and thundershowers in the north
for the first half of the period.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SW 05 to 15 in the east, otherwise SE 05 to 15.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Variable 05 to 10 in the south-west, otherwise SE to E 05 to
15, but NE to E 10 to 20 in the south-east for the first half
of the period.
VIS : Moderate in intermittent rain in places and at times.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25 reaching 30 at times in the south-east for
the first half of the period.
VIS : Good becoming moderate in rain over the western parts for the
first half of the period.
SEA STATE: 3.0 to 4.0m in the southern parts spreading to the central
parts from mid-period, with S to SE swell.
TRISTAN (30S/40S, 00E/20W):
WIND : N to NW 15 to 25 over the western and southern parts,
otherwise E to NE 10 to 20.
VIS : Good, but moderate to poor in showers and thundershowers in
the south-west.
SEA STATE: 3.0m in the south-west, with S to SE swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : SE to E 15 to 25 in the north reaching 30 at times in the
north-east, but NW 10 to 20 in the south-west, otherwise
anticyclonic 05 to 15.
VIS : Good.
SEA STATE: 3.0 to 4.0m subsiding in the west from the second half of the
period, with S to SE swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : SW 15 to 25 reaching 30 to 35 in the southern parts for the
first half of the period, otherwise anticyclonic 05 to 15 in
the west but N to NW 10 to 20 in the east reaching 25 in the
south-east at first.
VIS : Good, but Moderate to poor in showers and thundershowers in
places over the eastern and northern parts.
SEA STATE: 3.5 to 4.5m in the central, western and southern parts,
reaching 5.0 to 6.0m in the north-west and southern parts for
the first half of the period, with SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : N to NE 10 to 20 but S to SE 15 to 25 in the west reaching 30
to 40 in the north-west for the first half of the period.
VIS : Good, but moderate to poor in showers and thundershowers in
the western and southern parts.
SEA STATE: 3.5 to 4.5m in the west, reaching 5.0m in the north-west for
the first half of the period, with S to SW swell.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 to 10 in the east, otherwise NE to N 05 to 15 but
SE to E 10 TO 20 in the south-east spreading to the southern
parts from the second half of the period and reaching 25
towards the end of the period.
VIS : Good, but moderate in showers and thundershowers in places and
at times.
SEA STATE: 3.0 to 4.0m in the south-west from mid-period, spreading to
the southern parts towards the end of the period, with S to SW
swell.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : Variable 05 to 10 in the north, otherwise E to NE 10 to 20.
VIS : Good, but moderate in showers and thundershowers in places and at
times.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : SW to W 20 to 30 reaching 35 to 45, in the central and
southern parts but 50 to 55 at times in the southern and
south-eastern parts for the first half of the period.
VIS : Moderate to poor in showers and thundershowers for the first
half of the period.
SEA STATE: 4.5 to 5.5m reaching 6.5 to 7.5m in the west, spreading to the
central and eastern parts towards mid-period, with SW to W
swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA
ACK (AMSTERDAM-CROZET-KERGUELEN)
26/03/07 AT 1600UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40%
STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
- STRONG GALE FORCE 9 OVER CRO.
PART 2: GENERAL SYNOPSIS, 26/03/07 AT 1200UTC
- LOW 976 HPA NEAR 46S/35E EXPECTED 951 HPA NEAR 55S/46E THE 03/08 AT
06UTC.
- RELATIVE LOW 1022HPA NEAR 36S/66E, FILLING.
- HIGH 1027 NEAR 40S/71E MOVING SLOWLY.
PART 3: FORECAST FOR 24 HOURS FROM 26/03/07 AT 1800UTCTO 26/03/08 AT
1800UTC
WAM (30S/40S, 50E/65E)
FRONTAL SHOWERS OVER SOUTH-WESTERN LATER.
WIND: VARIABLE 3 TO 4, INCREASING NORTH-WEST 5 TO 6BY SOUTH-WESTERN IN
THE MORNING AHEAD THE FRONT AND BACKING SOUTH-WESTERLY 4 TO 5 BEHIND.
SEA : MODERATE, BECOMING ROUGH TO VERY ROUGH BY SOUTH-WESTERN AT END WITH
SW SWELL 4 M.
VIS : POOR IN PRECIPITATION.
AMS (30S/40S, 65E/80E)
SCATTERED SHOWERS.
WIND: ANTICLOCKWISE 2 TO 4 BUT CLOCKWISE 3 TO 4 OVER SOUTHWESTERN AT
BEGINNING.
SEA : MODERATE.
VIS : GOOD TEMPORARILY POOR WITH PRECIPITATION.
CRO (40S/50S, 50E/65E)
FRONTAL SHOWERS AND SQUALLS.
WIND: SETTING-UP NORTHERLY 6 TO 7 BY WESTERN, 8 DURING THE NIGHT AND
INCREASING 9 OVER SOUTH-WESTERN IN THE MORNING WITH VIOLENT GUSTS.
WESTERLY 5 TO 6 OVER NORTHERN.
SEA : MODERATE, BECOMING ROUGH TO VERY ROUGH BY WESTERN. TEMPORARY
HIGH TO VERY HIGH OVER SOUTH-WESTERN AT END WITH WEST SWELL 5 TO 6 M.
VIS : VERY POOR UNDER PRECIPITATION.
KER (40S/50S, 65E/80E)
FRONTAL SHOWERS BY WESTERN AT END.
WIND: ANTICLOCKWISE 3 TO 5, SETTING-UP NORTH-WEST 5 TO 6 BY WESTERN, 7 OVER
SOUTH-WESTERN AHEAD THE FRONT AT END.
SEA : MODERATE TO ROUGH. NORTH-WEST SWELL 3 M BY SOUTH-WESTERN AT END.
VIS : POOR UNDER PRECIPITATION.