WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
14TH OF JUNE 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 141000 TO 151000 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. TRISTAN: N to NW 35 in the south-west from mid-period.
2. CAPE EAST: Cyclonic 35 in the central parts by the end of the period.
3. MARION FORTIES EAST: SW to W 35 to 40 in the south.
SYNOPTIC CHART 06:00Z
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High 1036 hPa 35s05w, High 1030 hPa 34s38e
Low 1000 hPa 38s32w, Low 1006 hPa 49s08e
1. Cold Front: 40s00e 43s07e 47s10e 51s09e into 49s08e
AREA FORECAST:
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ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 10 to 20.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : Variable 05 to 10 in the east, otherwise S to SE 10 to 20.
VIS : Good.
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
south-west by the end of the period.
SEA STATE: 3.0 to 3.5m in the 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.
SEA STATE: 3.0 to 4.0m, with S to SE swell.
TRISTAN (30S/40S, 00E/20W):
WIND : N to NW 20 to 30 in the west, spreading to the south-east by
the end of the period reaching 35 in the south-west from mid-
period, otherwise Anticyclonic 05 to 15.
VIS : Good, but moderate to poor in showers and thundershowers in
the west towards mid-period.
SEA STATE: 3.5 to 4.5m in the south-west reaching 5.0 to 5.5m from mid-
period, with NW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : NW 05 to 15 in the extreme north-west at first, otherwise S to
SE 10 to 20, but W to SW 10 to 20 in the south, drifting to
the south-east from mid-period.
VIS : Good, but moderate in showers and thundershowers in places in
the south, spreading to the central parts by mid-period.
SEA STATE: 3.0m in places, with SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 15 in the east, otherwise NE to E 10 to 20
reaching 25 to 30 in places, becoming Cyclonic 15 to 25 in the
extreme west towards mid-period, drifting to west and central
parts by the end of the period while reaching 35.
VIS : Good, but moderate to poor in showers and thundershowers in
the west, spreading to the central parts and south-east from
mid-period.
SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.0m in the east but 6.5 to 7.0m
in the extreme south-east until mid-period, with SW swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : S to SE 05 to 15 reaching 20 in places in the east, but NE 15
to 25 in the extreme west, becoming Cyclonic 15 to 25 in the
west by mid-period reaching 30.
VIS : Good, but moderate to poor in showers and thundershowers in
the south-west and north-east.
SEA STATE: 3.0 to 4.0m except in the north-west, reaching 4.5m in the
south-east until mid-period, 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
from mid-period.
VIS : Good.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 05 to 15, reaching 20 to 30 in the north.
VIS : Moderate in showers and thundershowers in places.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : SW to W 15 to 25, reaching 30 to 40 in the south.
VIS : Good in the north, but moderate in rain in places, but with
snow in the extreme south, clearing 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 7.5 in the south-east by the end of the period, with
SW swell.
AREA 2:
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MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
2026/06/14 AT 0400UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
- GALES FORCE 8 OVER CRO AND KER.
PART 2: GENERAL SYNOPSIS, 26/06/14 AT 0000UTC
- LOW 950 HPA, NEAR 54S/60E, MOVING EAST-SOUTHEASTWARD 30 KT WITH COLD FRONT CF ASSOCIATED AND AXIS 37S/60E, 41S/65E, 45S/68E, 54S/68E.
- HIGH 1025 HPA NEAR 33S/86E MOVING SLOWLY EASTWARD.
- HIGH 1030 HPA NEAR 33S/05E MOVING SLOWLY EASTWARD.
PART 3: FORECAST FOR 24 HOURS FROM 26/06/14 AT 0600UTC TO 26/06/15 AT 0600UTC
WAM (30S/40S, 50E/65E)
FRONTAL RAIN, SHOWERS AND SQUALLS UNDER CF OVER EASTERN AREA AT BEGINNING THEN SCATTERED SHOWERS.
WIND : BACKING SW 6 TO 7 BEHIND CF WITH GUSTS THEN BECOMING ANTICLOCKWISE 3
TO 5 BY WESTERN AREA.
SEA : BECOMING ROUGH TO VERY ROUGH. SW SWELL 4 TO 5 METERS.
VIS : POOR IN PRECIPITATION.
AMS (30S/40S, 65E/80E)
FRONTAL RAIN, SHOWERS AND SQUALLS UNDER CF.
WIND : INCREASING NW 6 A 7 AHEAD CF AND BACKING SW 5 TO 7 BEHIND.
GUSTS.
SEA : MODERATE TO ROUGH BECOMING ROUGH TO VERY ROUGH. SW SWELL 4 TO 5 METERS
AT END.
VIS : POOR TO VERY POOR IN PRECIPITATION.
CRO (40S/50S, 50E/65E)
SHOWERS BEHIND CF.
WIND : WESTERLY 6 TO 7 LOCALLY 8 OVER SOUTHERN AREA. SEVERE GUSTS.
SEA : ROUGH TO VERY ROUGH LOCALLY HIGH. W TO SW SWELL 4 TO 5 METERS.
VIS : POOR TO VERY POOR IN PRECIPITATION.
KER (40S/50S, 65E/80E)
RAIN, SHOWERS AND THUNDERY SQUALLS UNDER CF. SHOWERS BEHIND.
WIND : NW 7 TO 8 AHEAD CF AND BACKING W 6 TO 7 LOCALLY 8 BEHIND OVER
SOUTHERN AREA . GUSTS.
SEA : ROUGH TO VERY ROUGH LOCALLY HIGH. W TO SW SWELL 4 TO 5 METERS.
VIS : POOR OR VERY POOR IN PRECIPITATION