Bulletinset for METAREA 7
Edition date (UTC): 2025-11-25 18:09:58
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HIGH SEAS FORECAST
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FQZA31 FAPR 251700



WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.

ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE

25th OF NOVEMBER 2025 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 252200 TO 262200 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. MARION FORTIES EAST: NW 35 in the northern parts.



SYNOPTIC CHART 12:00Z

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High 1025 hPa 37s16w, High 1021 32s35e



Low 1003 hPa 45s22e



1. Cold Front: 36s02w 39s08e 49s19e 46s24e into 45s22e



AREA FORECAST:

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ASCENSION (06S/15S, 00E/20W):

WIND     : SE to E 10 to 15.

VIS      : Good.



ANGOLA (06S/15S, 00E/00N):

WIND     : SW 05 to 15 in the east, otherwise S to SE 05 to 15

VIS      : Good.



ST HELENA (15S/30S, 00E/20W):

WIND     : Variable 05 to 10 in the south, otherwise E to SE 10 to 15,

           becoming NE to N 05 to 15 in the south-west from mid-period.

VIS      : Good.



TRADES (15S/30S, 00E/WEST COAST):

WIND     : Variable 05 to 10 in the extreme east, otherwise S to SE 10 to 20

           reaching 25 in places in the south-east at first.

VIS      : Good.



TRISTAN (30S/40S, 00E/20W):

WIND     : Anticyclonic 05 to 15, becoming NW to N 10 to 20 in the west from

           mid-period.

VIS      : Good, but moderate in showers and rain in places in the north at

           first ,becoming moderate to poor in showers and rain in the

           south-west towards the end of the period.



CAPE WEST (30S/40S, 00E/20E):

WIND     : Variable 05 to 10 in the north-west, otherwise SE to S 15 to 25.

VIS      : Good, but moderate in showers and rain in places in the south.

SEA STATE: 3.0m in the south-east, with S to SW  swell.



CAPE EAST (32.5S/40S, 20E/50E):

WIND     : Variable 05 to 10 in the north-east, otherwise NW to W 10 to 20,

           but SE to S 15 to 25 in the west spreading to the central parts

           by mid-period. It will be NE 20 to 25 in the extreme north-west

           at first.

VIS      : Good, but moderate in showers and rain in places in the west.

SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.0m in the south-east at first,

           with SW to S swell.



DURBAN EAST (32.5S/25S, EAST COAST/55E):

WIND     : Anti-cyclonic 05 to 15, but NE to N 15 to 25 in the south-

           west spreading to the north-west from mid-period

VIS      : Good, but moderate to poor in showers and thundershowers in

           the north-west and in places in the north-east. It will clear

           from the west towards the end of the period.

SEA STATE: 3.0 to 3.5m from mid-period except in the north-east, with

           SW to S swell.



MOZAMBIQUE CHANNEL:

WIND     : Variable 05 to 10 in the north, otherwise SE to E 05 to 15

           reaching 20 to 25 in the south-east.

VIS      : Good, but moderate to poor in showers and thundershowers in

           the extreme north.



MADAGASCAR EAST (10S/25S, EAST COAST/55E):

WIND     : NE to N 05 to 10 in the south, but E to SE 05 to 15 in the north.

VIS      : Good, becoming moderate to poor in showers and thundershowers in

           the south-west but moderate in showers and rain in places in the

           north.



MARION FORTIES EAST (40S/50S, 35E/50E):

WIND     : NW to N 25 to 35 in the northern parts until towards the end of

           the period, otherwise W to SW 15 to 25 reaching 30 in the south-

           west from mid-period.

VIS      : Good, becoming moderate in showers and rain in places with

           possible snow-showers in the south.

SEA STATE: 5.0 to 6.0m, moderating 4.0 to 4.5m in the western half from

           mid-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)





25/11/25 AT 1700UTC



AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about 40% stronger than the averages given here).



PART 1: WARNING



- Gale running over CRO and KER.



PART 2: GENERAL SYNOPSIS, 25/11/25 AT 1200UTC



- Cold front moving eastward and leaving KER at end.

- low 1002 hPa near 46S/21E expected over south-western CRO at end.

- High pressure area over WAM and AMS.





PART 3: FORECAST FOR 24 HOURS FROM 25/11/25 at 1800UTC to 25/11/26 at 1800UTC



WAM (30S/40S, 50E/65E)

Scattered showers.

WIND: W 3 to 5 in north, W 5/to 6 locally 7 in south, decreasing later anticlockwise 2 to 4 locally 5 over far southern. Gusts over southern area.

SEA: moderate to rough in north, rough to very rough in south. SW swell 3 to 5 m.

VISI: good.





AMS (30S/40S, 65E/80E)

Showers over southern area.

WIND: variable 2 to 4 in north, W or NW 5 to 6 locally 7 in south. Gusts.

SEA: rough at first, becoming moderate to rough in north, rough to very rough in south. SW swell 3 to 5 m.

VISI: poor in precipitation.





CRO (40S/50S, 50E/65E)

Frontal rains, showers and squalls.

WIND: W 6/7 locally 8, decreasing temporarily 5 to 6 by western area soon. Severe gusts.

SEA: very rough to high. Westerly swell 3 to 5 m.

VISI: very poor in precipitation.





KER (40S/50S, 65E/80E)

Rains and showers. Squalls.

WIND: increasing NW 6 to 7 locally 8 and backing W 6 to 7 locally 8. Gusts.

SEA: very rough, high at time later. Westerly swell 3 to 5 m.

VISI: poor to very poor in precipitation.