WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
11TH OF JANUARY 2026 AT 18:00 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:
=======
FORECAST VALID FROM 112200 TO 122200 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. DURBAN EAST: E to NE 35 in the south-west.
SYNOPTIC CHART 12:00Z
=====================
High 1023 hPa 31s21w, High 1029 hPa 39s51e
Low 992 hPa 52s13e, Low 967 hPa 61s42e
1. Cold Front: 38s01w 45s08e into 52s13e
2. Cold Front: 44s32e 50s56e into 61s42e
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : SE to E 05 to 15 reaching 20 in the south-west.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 05 to 15, but SW 05 to 10 in the east.
VIS : Good, but moderate in showers and thundershowers in the north-
east and south-east.
ST HELENA (15S/30S, 00E/20W):
WIND : Anticyclonic 05 to 15 in the south-west, otherwise E to SE 10
to 20.
VIS : Good, becoming moderate in showers and rain in the south from
mid-period.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 20, reaching 25 in the south-east towards the
end of the period.
VIS : Good.
TRISTAN (30S/40S, 00E/20W):
WIND : Anticyclonic 05 to 15 in the north-west, otherwise W to SW 10
to 20 reaching 25 to 30 in the south-west, drifting to the
south-east towards the end of the period.
VIS : Good, but moderate in showers and rain in the south and north-
east.
SEA STATE: 3.0 to 3.5m in the south, subsiding from the south-west towards
the end of the period, with SW swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : S to SE 10 to 20 in the north-east but SW 10 to 20 in the
south, otherwise W to NW 10 to 20 reaching 25 in the south-
east, but in the south-west towards the end of the period.
VIS : Good, but moderate in showers and rain in the south-east, but
in the south-west towards the end of the period.
SEA STATE: 3.0 to 3.5m in the south and east, with S to SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 15 in the east at first, otherwise E to NE
10 to 20 reaching 25 to 30 in the north-west, drifting to the
north towards the end of the period, but SE 10 to 20 in the
west, where it will become S to SW 05 to 15 towards mid-
period.
VIS : Good, but moderate to poor in showers and thundershowers in
the south.
SEA STATE: 3.0 to 3.5m with S to SW swell, but 3.5 to 4.5m in the north-
west with E to NE swell.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : SE 05 to 15 in the north-west at first, otherwise E to NE 10
to 20 reaching 25 in the north but 25 to 35 in the south-west.
VIS : Moderate to poor in showers and thundershowers in places, but
good from the south.
SEA STATE: 3.0 to 3.5m in the north and west with S to SE swell, but 4.0
to 5.0m in the south-west with E to NE swell.
MOZAMBIQUE CHANNEL:
WIND : Variable 05 to 10 in the north and east, otherwise E to NE 10
to 20 reaching 25 in the south-east.
VIS : Good but moderate to poor in showers and thundershowers in the
north and east at times.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 10 to 20.
VIS : Moderate in showers and thundershowers in places.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : W to NW 20 to 30, becoming SW 10 to 20 in the south-west
towards the end of the period.
VIS : Good, but moderate to poor in showers and thundershowers in the
south and north-west, spreading to the east and south-east
towards the end of the period.
SEA STATE: 3.5 to 4.5m, reaching 5.0 to 5.5m in the south until mid-
period, with W to SW swell.
AREA 2:
=======
MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA
ACK (AMSTERDAM-CROZET-KERGUELEN)
26/01/11 AT 1600UTC
AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40%
STRONGER THAN THE AVERAGES GIVEN HERE).
PART 1: WARNING
- GALE FORCE 8 OVER FAR SOUTHERN AREA OF CRO
PART 2: GENERAL SYNOPSIS, 26/01/11 AT 1200UTC
- HIGH 1029 NEAR 38S/53E, MOVING EASTWARD.
- COLD FRONT OVER AMS AND KER, MOVING RATHER QUICKLY EASTWARD.
PART 3: FORECAST FOR 24 HOURS FROM 26/01/11 AT 1800UTC TO 26/01/12
AT 1800UTC
WAM (30S/40S, 50E/65E)
SHOWERS AT FIRST.
WIND: ANTICLOCKWISE 2 TO 4, MAINLY EASTERLY.
SEA : MODERATE OR ROUGH IN SW SWELL AROUNG 3 M OVER SOUTHERN AREA.
VIS : POOR IN PRECIPITATION.
AMS (30S/40S, 65E/80E)
SHOWERS.
WIND: VARIABLE 2 TO 4.
SEA : MODERATE OR ROUGH IN SW SWELL.
VIS : POOR IN PRECIPITATION.
CRO (40S/50S, 50E/65E)
SHOWERS AND SQUALLS AT END.
WIND: WESTERLY 3 TO 5 IN NORTH, BUT 6 OR 7 IN SOUTH. GUSTS.
SEA : ROUGH OR VERY ROUGH, LOCALLY HIGH IN FAR SOUTH. SW SWELL 4 OR 5 M.
VIS : POOR OR VERY POOR IN PRECIPITATION.
KER (40S/50S, 65E/80E)
SCATTERED SHOWERS.
WIND: WESTERLY 5 OR 6, AT TIMES 7 OVER SOUTHERN AREA. GUSTS. VARIABLE 3
TO 4 OVER NORTHERN AREA.
SEA : MODERATE OR ROUGH, BUT ROUGH OR VERY ROUGH IN SOUTH. SW SWELL 4 OR
5 M IN SOUTHWEST.
VIS : POOR IN PRECIPITATION.