WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
04th OF MARCH 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 042200 TO 052200 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: S to SW 35 in the west at first.
SYNOPTIC CHART 12:00Z
=====================
High 1024 hPa 28s09w
Low 1003 hPa 39s09e, Low 951 hPa 68s15e
1. Cold front: 34s02e 35s06e 37s09e 40s10e into 39s09e
2. Cold front: 42s37e 49s44e 59s45e 66s42e into 68s15e
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 in the south-west, but variable 05 to 10 in the
east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : NE 05 to 10 in the extreme south-west, otherwise E to SE 10 to 20,
but variable 05 over the central south.
VIS : Good.
TRADES (15S/30S, 00E/WEST COAST):
WIND : Variable in the south-east, otherwise S to SE 05 to 15.
VIS : Good.
SEA STATE: 3.0m in the south-east at first, SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : Cyclonic 05 to 15 in the south-east, otherwise N to NW 15 to 25.
VIS : Good, but moderate in showers and thundershowers in places over the
south.
CAPE WEST (30S/40S, 00E/20E):
WIND : S to SW 25 to 35 in the west at first otherwise, variable 05 to 10
but, Cyclonic 10 to 20 over the central parts.
VIS : Good, but moderate in showers and thundershowers east at first,
becoming poor in the west from mid-period.
SEA STATE: 3.0 to 4.0m in the west, but 4.5 to 5.5m in the central south
subsiding from mid-period, with SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : N to NE 05 to 15, reaching 20 to 25 over the central parts, but
variable 05 to 10 in the east.
VIS : Good, but moderate to poor in showers and thundershowers in places in
the west and south-east.
SEA STATE: 3.0m over the central parts at first, with S to SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : E to NE 05 to 10 in the extreme south-west, otherwise S to SE 05 to
15 but variable 05 to 10 in the east.
VIS : Good, but moderate in showers and thundershowers in the north-west
But in the south-west by the end of the period.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 to 10, but SE 05 to 15 in the south-west.
VIS : Moderate in showers and thundershowers in places in the north at
times, otherwise good.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to NE 05 to 15, but variable 05 in the east.
VIS : Moderate in showers and thundershowers in the north at times.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : N to NW 10 to 20, reaching 25 to 30 over the central parts and the
north-eastern parts, while moderating by mid-period.
VIS : Good, but moderate in showers and thundershowers in the south-west
and north-east.
SEA STATE: 3.0 to 3.5m, with W to NW swell in the west.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA
ACK (AMSTERDAM-CROZET-KERGUELEN)
26/03/04 AT 1700UTC
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, 26/03/04 AT 1200UTC
- LOW 997 HPA NEAR 47S/69E WITH COLD FRONT (CF) AXIS 34S/57E,
42S/71E, 47S/71E, LOW EXPECTED 998 HPA NEAR 47S/79E THE 05/03 AT
12:00 UTC.
- HIGH 1024 HPA NEAR 33S/89E WITH RIDGE TOWARDS THE WEST.
- HIGH 1026HPA NEAR 43S/52E EXPECTED 1028 HPA NEAR 41S/63E AT THE
END.
- COLD FRONT CG ARRIVING IN SOUTH-WEST CRO SOON.
PART 3: FORECAST FOR 24 HOURS FROM 26/03/04 AT 1800UTC TO 26/03/05
AT 1800UTC
WAM (30S/40S, 50E/65E)
RAIN, FRONTAL SHOWERS AND SQUALLS UNDER CF.
WIND: VARIABLE 2/4 IN THE NORTH-EAST AHEAD OF THE FRONT, BUT
SOUTH-EASTERLY THEN EASTERLY 4/5 BEHIND THE FRONT.
SEA: MODERATE TO ROUGH, BECOMING MODERATE IN THE WEST. SOUTH-WESTERLY
SWELL 3/4M BEHIND THE FRONT, ABATING.
VISI: POOR IN PRECIPITATION.
AMS (30S/40S, 65E/80E)
SCATTERED SHOWERS IN THE NORTH AND RAIN AND FRONTAL SHOWERS UNDER CF
IN THE SOUTH.
WIND:
NORTHERN HALF: NORTHERLY 2/3 THEN VARIABLE ANTICLOCKWISE 2/3.
SOUTHERN HALF: NORTH-WESTERLY 4/5 AHEAD THE FRONT, BACKING BEHIND
SOUTH-EASTERLY 4/5 IN THE WEST AND SOUTH-WEST 5/6 IN THE EAST.
SEA: MODERATE IN THE NORTH, MODERATE TO ROUGH IN THE SOUTH, BECOMING
VERY ROUGH IN THE SOUTH-EAST. SOUTH-WESTERLY SWELL 3/4M BEHIND THE
FRONT.
VISI: POOR IN PRECIPITATION.
CRO (40S/50S, 50E/65E)
SCATTERED SHOWERS THEN RAIN AND SHOWERS WITH CG IN THE SOUTH-WEST.
WIND: BECOMING ANTICLOCKWISE 2/4 IN THE NORTH-EAST AND SETTLING
NORTH-WEST 5/6 WITH GUSTS IN THE SOUTH-WEST WITH CG. BUT SOUTHERLY
5/6 IN THE FAR EAST AT FIRST.
SEA: MODERATE TO ROUGH, VERY ROUGH IN THE FAR EAST AT FIRST.
SOUTHERLY SWELL 2/4M IN THE EAST AT FIRST.
VISI: POOR TO VERY POOR IN PRECIPITATION.
KER (40S/50S, 65E/80E)
RAIN, SQUALLS AND FRONTAL SHOWERS.
WIND: CLOCKWISE 6 TO 8, WITH GUSTS, THEN DECREASING SOUTHERLY 4/5 IN
THE WEST LATER.
SEA: ROUGH TO VERY ROUGH, BUT VERY ROUGH TO HIGH NEAR THE LOW.
CYCLONIC SWELL 2/4M THEN SOUTHERLY TO SOUTH-WEST SWELL 2/4M IN WEST
BEHIND THE LOW.
VISI: VERY POOR IN PRECIPITATION.