WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
04th OF MARCH 2026 AT 08:30 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 041000 TO 051000 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 WEST: SW 35 over the central parts moderating from mid-period.
period.
SYNOPTIC CHART 06:00Z
=====================
High 1022 hPa 30s08w
Low 1003 hPa 40s06e, Low 950 hPa 68s16e
1. Cold front: 36s01e 37s02e 38s08e 40s05e into 40s06e
2. Cold front: 40s31e 47s39e 52s40e 60s42e into 68s16e
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 10 to 20.
VIS : Good but moderate in showers and rain over the southern parts.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 05 to 15, but variable 05 to 10 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 10 to 20, but NE 10 to 20 in the south-west and variable 05
over the central south.
VIS : Good.
TRADES (15S/30S, 00E/WEST COAST):
WIND : Variable in the east, otherwise S to SE 05 to 15, reaching 20 to 25
over the central parts.
VIS : Good.
TRISTAN (30S/40S, 00E/20W):
WIND : Anticyclonic 05 to 15 in the south-west drifting to the south-east,
otherwise, N to NW 15 to 25.
VIS : Good, but moderate in a front of showers and thundershowers over the
central west, central parts and the south-east.
SEA STATE: 3.0 to 3.5m in the south-east at first, with SW in the south-
east.
CAPE WEST (30S/40S, 00E/20E):
WIND : Cyclonic 05 to 15 in the central south, otherwise SW 25 to 35,
but NW 05 to 15 in the east.
VIS : Good, but moderate in showers and thundershowers in the central parts
drifting to the south-east from mid-period.
SEA STATE: 3.5 to 4.5m in the south-west, spreading to the central parts by mid-
period, with SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : SW to W 10 to 20 in the south-west, otherwise variable 05 to 10, but
N to NE to 15 to 25 over the central parts.
VIS : Good, but moderate to poor in showers and thundershowers in the
the central and south-eastern parts.
SEA STATE: 3.0m in the west, with S to SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : E to NE 05 to 10 in the extreme north-east, otherwise variable 05 to
10, but S to SE 05 to 15 in the south.
VIS : Good, but moderate to poor in showers and thundershowers in the
north-west and south-west.
SEA STATE: 3.0m in the extreme south-east at first, with SW swell.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 to 10.
VIS : Moderate in showers and thundershowers in places in the north at
times.
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 east,
while spreading eastwards it will moderate to 20 to 30 towards mid-
period.
VIS : Good, but moderate in showers and thundershowers in the central parts
and south-east by mid-period.
SEA STATE: 3.5 to 4.5m 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 0600UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40%
STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
-GALE FORCE 8 ENDING SOON OVER CRO AND ONGOING OVER KER.
-STRONG GALE FORCE 9 ONGOING OVER KER.
PART 2: GENERAL SYNOPSIS, 26/03/04 AT 0000UTC
- LOW 995 NEAR 44S/63E ASSOCIATED WITH A COLD FRONT (CF) AXIS ON 45S/66E,
32S/52E AND A WARM FRONT (WF) AXIS ON 45S/67E, 45S/79E, THE
WHOLE SYSTEM MOVING SOUTH-EASTWARD AT 30 KT.
- HIGH 1022 NEAR 34S/75E MOVING SLOWLY EASTWARD.
- HIGH 1024 NEAR 41S/47E MOVING EASTWARD, EXTENDED BY A RIDGE TOWARDS
THE SOUTHEAST.
PART 3: FORECAST FOR 24 HOURS FROM 26/03/04 AT 0600UTC TO 26/03/05 AT
0600UTC
WAM (30S/40S, 50E/65E)
SQUALLS AND FRONTAL SHOWERS UNDER CF.
WIND: ANTICLOCKWISE LIGHT AHEAD OF THE FRONT CF, BACKING SOUTH-SOUTHEASTERLY
3/5, LOCALLY 6, BEHIND COLD FRONT.
SEA : MODERATE OR ROUGH, LOCALLY VERY ROUGH AT FIRST OVER FAR SOUTHWESTERN AREA.
SW SWELL 3/4M, ABATING AT END.
VIS : GOOD OR POOR IN PRECIPITATION.
AMS (30S/40S, 65E/80E)
SCATTERED SHOWERS OVER NORTHERN AREA, THEN FRONTAL SHOWERS UNDER CF
OVER SOUTHWESTERN AREA.
WIND: ANTICLOCKWISE 2/4, BUT NW 5 BACKING SOON SW 5, LOCALLY 6, OVER
SOUTHWESTERN AREA.
SEA: MODERATE, BECOMING ROUGH OVER SOUTHWESTERN AREA SOON, WITH SW
SWELL INCREASING 3 TO 4M.
VIS: GOOD OR POOR IN PRECIPITATION.
CRO (40S/50S, 50E/65E)
RAIN AND FRONTAL SHOWERS AT FIRST OVER EAST, THEN OVER SOUTHWESTERN
AREA AT END.
WIND: CLOCKWISE 7 TO 8, LOCALLY 9 AT FIRST OVER EAST, DECREASING SOON
ANTICLOCKWISE 3/5, THEN BACKING NW 5/6 LATER OVER SOUTHWESTERN AREA.
SEA : ROUGH TO VERY ROUGH AT FIRST OVER EASTERN AREA. MODERATE TO
ROUGH ELSEWHERE. SW SWELL 3/5M OVER NORTHEASTERN AREA, DECREASING AT
END.
VIS : POOR OR VERY POOR IN PRECIPITATION.
KER (40S/50S, 65E/80E)
RAIN, SQUALLS AND FRONTAL SHOWERS.
WIND: CLOCKWISE 6 TO 8, LOCALLY 9, BACKING SOUTHERLY DECREASING 5/6
BEHIND THE LOW.
SEA : ROUGH, BECOMING VERY ROUGH TO HIGH WITH THE LOW. W SWELL,
INCREASING LOCALLY 4 TO 5 METERS.
VIS : VERY POOR IN PRECIPITATION.=