WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
14TH OF JUNE 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 142200 TO 152200 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: N to NW 35 in places in the west.
2. CAPE EAST: Cyclonic 35 in the central parts from mid-period, drifting
to the east by the end of the period.
3. MARION FORTIES EAST: SW to W 35 to 40 in the south, but NW 35 in the
south-west from mid-period, spreading to the
south-east by the end of the period.
SYNOPTIC CHART 12:00Z
=====================
High 1036 hPa 34s03w, High 1030 hPa 35s39e
Low 1000 hPa 40s30w, Low 1006 hPa 49s12e,
1. Cold Front: 40s06e 45s11e 47s13e 51s13e into 49s12e.
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 10 to 20.
VIS : Good.
SEA STATE: 3.0m in the south-east, with SE swell.
ANGOLA (06S/15S, 00E/00N):
WIND : SW 05 to 15 in the east, otherwise S to SE 10 to 20.
VIS : Good.
SEA STATE: 3.0m in the south-east, with SE swell.
ST HELENA (15S/30S, 00E/20W):
WIND : E to SE 15 to 25, but NE to N 15 to 25 in the south-west.
VIS : Good but moderate to poor in showers and thundershowers in the
extreme south-west by mid-period.
SEA STATE: 3.0 to 3.5m, except in the south-east, with E to SE swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 15 to 25, reaching 30 in places in the east.
VIS : Good, but moderate in showers and thundershowers in places in
the south by the end of the period.
SEA STATE: 3.0 to 4.0m, except in the extreme south, with S to SE swell.
TRISTAN (30S/40S, 00E/20W):
WIND : Anticyclonic 05 to 15 in the east, drifting to the north-east
from mid-period, otherwise N to NW 15 to 25, reaching 30 to 35
in places in the west.
VIS : Good, but moderate to poor in showers and thundershowers in
the west.
SEA STATE: 3.0 to 4.0m in the west, reaching 4.5 to 5.0m in the south-
west, with N to NW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : W to SW 10 to 20 in the south, drifting to the south-east by
mid-period, otherwise S to SE 10 to 20 reaching 25 in places
in the north, becoming Anticyclonic 05 to 15 in the south-west
by the end of the period.
VIS : Good, but moderate in showers and thundershowers in places in
the east.
SEA STATE: 3.0m in places until mid-period, with SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 15 in the east, otherwise Cyclonic 15 to 25
reaching 30 to 35 in the central parts from mid-period,
drifting to the east by the end of the period.
VIS : Good in the north-east, otherwise moderate to poor in showers
and thundershowers in places.
SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.5m in the south-east at first,
with W to SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : S to SE 05 to 15 reaching 20 in places in the east and north,
but Cyclonic 15 to 25 in the west reaching 30 in the south-
west. It will become Anticyclonic 05 to 15 in the south-east
by the end of the period.
VIS : Good, but moderate to poor in showers and thundershowers in
the north-east and south-west, spreading to the south-central
parts by the end of the period.
SEA STATE: 3.0 to 4.0m except in the north-west, reaching 4.5m in the
south-east at first, with S to SW swell.
MOZAMBIQUE CHANNEL:
WIND : S to SE 10 to 20, becoming NE to E 10 to 20 in the south-west.
VIS : Good.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 10 to 20, reaching 25 to 30 in the north.
VIS : Good, but moderate in showers and thundershowers in places.
SEA STATE: 3.0m in the extreme south from mid-period, with SW swell.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Variable 05 to 10 in the extreme north, otherwise SW to W 15
to 25, reaching 30 to 40 in the south, becoming NW 25 to 35 in
the south-west from mid-period, spreading to the south-east by
the end of the period.
VIS : Good, but moderate in rain in places at first and in the south
by the end of the period.
SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.0m in the east and south, but
7.0 to 8.0m in the south-east by mid- period, with SW swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
26/06/14 AT 1600UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40%
STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
- GALE OVER CRO AND KER.
PART 2: GENERAL SYNOPSIS, 26/06/14 AT 1200UTC
- DEEP LOW 931 NEAR 60S/72E STEADILY MOVING SOUTH-EASTWARD.
ASSOCIATED COLD FRONT (CF) AXIS 29S/54E, 33S/64E, 40S/71E, 50S/79E.
- HIGH 1029 NEAR 35S/39E STEADILY MOVING EASTWARD.
PART 3: FORECAST FOR 24 HOURS FROM 26/06/14 AT 1800UTC TO 26/06/15
AT 1800UTC
WAM (30S/40S, 50E/65E)
FRONTAL RAIN AND SHOWERS OVER FAR NORTH-EASTERN AT FIRST. SHOWERS
ELSEWHERE MORE FREQUENT OVER SOUTHERN.
WIND: DECREASING SW 5/6 WITH GUSTS OVER EASTERN AT FIRST, THEN
ANTICLOCKWISE 3/4 OVER NORTHERN AND W 4/5 OVER SOUTHERN AT TIMES 6 WITH GUSTS.
SEA: ROUGH OVER FAR NORTHERN. VERY ROUGH ELSEWHERE, LOCALLY HIGH OVER
FAR SOUTHERN, BY SW SWELL 4 TO 6M.
VISI: POOR IN PRECIPITATION.
AMS (30S/40S, 65E/80E)
FRONTAL RAIN, SHOWERS AND SQUALLS. SHOWERS BEHIND CF.
WIND: NW 6/7 AHEAD OF CF BACKING SW BEHIND DECREASING 4/5 LATER.
GUSTS. BECOMING ANTICLOCKWISE 3/4 AT END AT TIMES 5.
SEA: MODERATE TO ROUGH OVER NORTH-EASTERN, BUT VERY ROUGH OVER
SOUTH-WESTERN BY SW SWELL INCREASING 4 TO 5M.
VISI: POOR OR VERY POOR IN PRECIPITATION.
CRO (40S/50S, 50E/65E)
SHOWERS, SNOWY IN SOUTH.
WIND: WESTERLY 5 TO 7 FROM NORTH TO SOUTH AT TIMES 8 OVER SOUTHERN.
GUSTS.
SEA: VERY ROUGH TO HIGH. SW SWELL 3 TO 5M.
VISI: POOR OR VERY POOR IN PRECIPITATION.
KER (40S/50S, 65E/80E)
FRONTAL RAIN, SHOWERS AND SQUALLS OVER NORTH-EASTERN T FIRST. SHOWERS
BEHIND, SNOWY IN SOUTH.
WIND: WESTERLY 5 TO 7 FROM NORTH TO SOUTH AT TIMES 8 OVER SOUTHERN,
BUT NW 6/7 OVER FAR NORTH-EASTERN AT FIRST. GUSTS.
SEA: VERY ROUGH TO HIGH. WESTERLY SWELL 4 TO 5M SPREADING GRADUALLY
FROM WEST.
VISI: POOR OR VERY POOR IN PRECIPITATION.=