WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
23RD OF FEBRUARY 2026 AT 16:00 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 232200 TO 242200 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. TRISTAN: S to SW 35 in the south-east at times until mid-period.
2. CAPE WEST: W to SW 35 in the south-west at times.
3. CAPE EAST: Cyclonic 35 at times in the extreme north-west from mid-
period.
4. DURBAN EAST: N to NE 35 in the extreme south-west until mid-period.
SYNOPTIC CHART 12:00Z
=====================
High 1016 24s11w, High 1020 hPa 38s47e.
Low 1005 hPa 39s29e.
1. Cold front: 28s17w 35s07w 42s01w into 44s055w.
2. Cold front: 48s14w 50s22e 51s26e into 52s25e.
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 05 to 15.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 05 to 15, but SW to W 05 to 10 in the extreme east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : Anticyclonic 05 to 15, but S to SE 10 to 20 in the extreme south.
VIS : Good, but moderate in showers and thundershowers in places in the
extreme south-west.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 05 to 15.
VIS : Good, but very poor in fog in the extreme east until towards mid-
period.
TRISTAN (30S/40S, 00E/20W):
WIND : S to SE 10 to 20 in the west becoming anticyclonic 05 to 10 in the
south-west towards the end of the period, otherwise S to SW 15 to 25
reaching 30 to 35 in the south-east at times until mid-period.
VIS : Good, but moderate in rain and showers in the extreme north-east
until mid-period.
SEA STATE: 3.0 to 4.0m reaching 4.5 to 5.0m in the south-east, W to NW swell in
the south-east at first, otherwise SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : W to NW 10 to 20, becoming W to SW 20 to 30 in the south-west towards
mid-period reaching 35 at times.
VIS : Good, but moderate in showers and rain in the south-west spreading to
the north-west by mid-period and drifting to the south-east towards
the end of the period as well as very poor in fog in the extreme
north-east from mid-period until towards mid-period.
SEA STATE: 3.0 to 4.0m in the south-west reaching 4.5 to 5.0m in the extreme
south-west, with W to NW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 15 in the east, but W 10 to 20 in the extreme
west, otherwise N to NE 15 to 25. It will become cyclonic 20 to 30 in
the extreme north-west from mid-period reaching 35 at times.
VIS : Poor to very poor in showers and thundershowers in the north-west,
otherwise good.
SEA STATE: 3.0 to 4.0m in the north-west reaching 4.5m in the extreme north-west
towards the end of the period, with cyclonic swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : E to NE 10 to 20 reaching 30 to 35 in the extreme south-west until
mid-period.
VIS : Good, but moderate in showers and thundershowers in the extreme
south-west.
SEA STATE: 3.0 to 4.0m in the extreme south-west, with N to NE swell.
MOZAMBIQUE CHANNEL:
WIND : SE to S 10 to 20 in the south at first and towards the end of the
period, otherwise variable 05 to 10.
VIS : Good, but moderate in showers and thundershowers in the extreme
North at first.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to NE 05 to 15.
VIS : Good, but moderate in showers and thundershowers at times over the
central and southern parts until mid-period.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Anticyclonic 05 to 15 in the north at first, otherwise W to NW 15 to
25.
VIS : Good, but moderate in showers and rain over the southern half.
SEA STATE: 3.0 to 4.0m over the southern parts, 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)
26/02/23 AT 1600UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (Wind gusts may be about 40% stronger than the averages given here).
PART 1: WARNING
- Nil.
PART 2: GENERAL SYNOPSIS, 26/02/23 AT 1200UTC
- High 1020 hPa near 39S/47E, moving slowly Eastward.
- Waving front extending from Northern WAM to South-eastern AMS, moving slowly eastward.
- Rapid westerly flow over CRO and KER.
PART 3: FORECAST FOR 24 HOURS FROM 26/02/23 at 1800UTC to 26/02/24 at 1800UTC
WAM (30S/40S, 50E/65E)
Showers over far North area.
WIND: anticlockwise 3 to 5 by Western area, at times E 6 over Northern area.
SEA : Moderate or locally rough over South area. SW swell 2 to 2.5 m over South
area.
VIS : good or locally poor in precipitation.
AMS (30S/40S, 65E/80E)
Frontal rain or showers. Squalls.
WIND: NW 4 to 5 at times 6 ahead of the front becoming anticlockwise 2 to 4
behind.
SEA : Moderate or rough. SW swell 2 to 2.5 m meters over far South area.
VIS : poor in precipitation.
CRO (40S/50S, 50E/65E)
Rain over South area.
WIND: Increasing W 5 to 6 , at times 7. Severe gusts.
SEA : Rough to very rough over South area. SW swell 2 to 3 m.
VIS : poor in precipitation.
KER (40S/50S, 65E/80E)
Scattered squalls over far North-East area at first, scattered showers elsewhere.
WIND: Increasing W 5 to 6 , at times 7. Severe gusts.
SEA : rough to very rough. SW swell 2 to 3 m.
VIS : Poor in precipitation.