WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
15th OF NOVEMBER 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 151000 TO 161000 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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Nil.
SYNOPTIC CHART 06:00Z
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High 1028 hPa 33s00e High 1028 hPa 37s36e.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : E to SE 10 to 20.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 10 to 15 but SW 05 to 15 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 15 to 20 but NE 10 to 15 in the south. It will become
NW 15 to 20 in the south-west from mid-period.
VIS : Good but moderate in showers in the extreme south-west.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25 reaching 30 in the south-east.
VIS : Good.
SEA STATE: 3.0 to 3.5m in the east, with S to SE swell.
TRISTAN (30S/40S, 00E/20W):
WIND : Anticyclonic 05 to 10 in the extreme east at first, otherwise
N to NW 15 to 25 reaching 30 in the south-east from mid-
period.
VIS : Good in the north-east, otherwise moderate to poor in showers
and rain.
SEA STATE: 3.0m over the central and southern parts from mid-period, with
W to SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND :S to SE 20 to 30 in the east, otherwise anticyclonic 05 to 10.
VIS : Good.
SEA STATE: 3.0 to 3.5m in the north-east, with S to SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 15 in the east, otherwise NE 15 to 25 but S
to SW 10 to 20 in the south-west.
VIS : Good but moderate to poor in showers and thundershowers in the
north-west and moderate in showers and rain in the south-west
from mid-period.
SEA STATE: 3.0m in places but 4.0 to 5.0m in the east reaching 6.0m in
the south-east at first, with S to SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : E to SE 15 to 25 but E to NE 15 to 25 in the west. It will
become S to SW 20 to 30 in the extreme south-west towards the
end of the period.
VIS : Good but moderate to poor in showers and thundershowers in the
south-west and in the north-east.
SEA STATE: 3.0 to 4.0m, except in the north-west, with SW swell.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 in the east at first, otherwise E to SE 10 to 15
reaching 20 in the south-east but NE 10 to 15 in the north-
west.
VIS : Good but moderate in showers and thundershowers over the
central parts.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 10 to 15 but E to NE 10 to 15 in the south.
VIS : Good but moderate in showers in the extreme north.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : SW 15 to 25 in the extreme east at first, otherwise W to NW 15
to 25. It will become Anticyclonic 05 to 10 in the north
towards the end of the period.
VIS : Good but moderate in showers in the extreme south at times.
SEA STATE: 3.0 to 4.0m but 5.0 to 6.0m in the east for the first half of
the period, with W to SW swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
26/11/15 AT 0500UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
- GALE FORCE 8 RUNNING OVER CRO AND KER.
PART 2: GENERAL SYNOPSIS, 26/11/15 AT 0000UTC
- LOW 951 NEAR 52S/61E MOVING RATHER QUICKLY EASTWARD, WITH ASSOCIATED COLD FRONT CF AXIS 26S/46E, 36S/64E, 49S/75E, 56S/63E, 51S/60E. - HIGH 1023 NEAR 34S/81E, MOVING EASTWARD, AND HIGH 1030 HPA BY WESTERN WAM AT THE END.
PART 3: FORECAST FOR 24 HOURS FROM 26/11/15 AT 0600UTC TO 26/11/16 AT 0600UTC
WAM (30S/40S, 50E/65E)
FRONTAL RAIN (CF) AND SHOWERS OVER SOUTHERN, THEN OVER NORTHEASTERN AT FIRST THEN SCATTERED SHOWERS BEHIND.
WIND: NW 4/5 AHEAD OF CF, BACKING SW 5/7 FROM NORTH TO SOUTH BEHIND CF. GUSTS. BECOMING ANTICLOCKWISE 2 TO 4 BY WESTERN SOON.
SEA: MODERATE TO ROUGH OVER NORTHERN AREA BUT VERY ROUGH TO HIGH OVER SOUTHERN BECOMING ROUGH TO VERY ROUGH EVERYWHERE AT END. ARRIVAL OF SW SWELL 4 TO 6 METERS BY SOUTHWESTERN AREA.
VIS: POOR WITH PRECIPITATION.
AMS (30S/40S, 65E/80E)
RAIN, SQUALLS AND FRONTAL SHOWERS (CF) ARRIVING BY SOUTHWESTERN AREA, ELSEWHERE SCATTERED SHOWERS.
WIND: NW 5 TO 7, THEN BACKING W 5/6 BY SOUTHWESTERN AREA SOON AT THE BACK OF CF THEN BACKING SW 5 TO 6 FROM NORTH TO SOUTH LATERSEA: MODERATE TO ROUGH FROM NORTH TO SOUTH BECOMING VERY ROUGH BY SOUTHWESTERN SOON. SW SWELL 3 TO 4 MERTERS OVER SOUTHERN INCREASING 4 TO 6 METERS BY SOUTHWESTERN LATER.
VIS: POOR WITH PRECIPITATION.
CRO (40S/50S, 50E/65E)
SCATTERED SHOWERS.
WIND: W THEN SW 6 TO 8 DECREASING WESTERLY 5 TO 6 LOCALLY 7 BY WESTERN AT END. SEVERE GUSTS.
SEA: VERY ROUGH TO HIGH. ARRIVAL OF W SWELL FROM 4 TO 6 METERS.
VIS: POOR WITH PRECIPITATION.
KER (40S/50S, 65E/80E)
FRONTAL RAIN (CF), SQUALLS AND SHOWERS CROSSING THE AREA THEN SCATTERED SHOWERS.
WIND: NW 6 TO 8 AHEAD OF CF, THEN BACKING WESTERLY
5/7 BEHIND LOCALLY 8 OVER SOUTHERN. SEVERE GUSTS.
SEA: ROUGH OVER NORTHEASTERN, BUT VERY ROUGH TO HIGH ELSEWHERE BY W SWELL 3 TO 5 METERS.
VIS: POOR WITH PRECIPITATION