SECURITE
NEAR GALE WARNING FOR METAREA VII AND METAREA VIII (S)
ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTER/LA REUNION 13/03/2026
AT 1800 UTC.
WARNING NUMBER: 003/12 (SOUTH-WEST INDIAN OCEAN)
10 MINUTES AVERAGE WIND SPEED IN KNOTS (KT)
(WIND GUSTS AT SEA MAY BE ABOUT 40% STRONGER THAN THE AVERAGED WIND)
MINIMUM SEA LEVEL PRESSURE IN HECTOPASCAL (HPA)
(INDICATIVE FIGURE).
NEAR GALE WARNING
BEGINNING OF VALIDITY: FRIDAY 13/03/2026 AT 1800 UTC.
PHENOMENON: ZONE OF DISTURBED WEATHER 12 1003 HPA
POSITION: WITHIN 30 NM RADIUS OF POINT 9.4 S / 57.7 E
(NINE DECIMAL FOUR DEGREES SOUTH AND
FIFTY SEVEN DECIMAL SEVEN DEGREES EAST) AT 1800 UTC
MOVEMENT: EAST-SOUTH-EAST 14 KT
THREAT AREAS:
SQUALLY WEATHER WITHIN A 220 NM RADIUS AROUND THE CENTER, AND
EXTENDING UP TO 450 NM IN THE NORTHWESTERN AND SOUTHEASTERN
QUADRANTS.
NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS EXTENDING UP
TO 60 NM IN THE NORTH-EASTERN QUADRANT AND UP TO 70 NM IN THE
NORTH-WESTERN QUADRANT.
STRONG GUSTS UNDER SQUALLS.
FORECAST POSITION AND INTENSITY:
12H, VALID 2026/03/14 AT 06 UTC:
11.2 S / 59.1 E, MAX WIND = 30 KT, TROPICAL DEPRESSION
28 KT NE: 75 NM SE: 75 NM SW: 0 NM NW: 30 NM
24H, VALID 2026/03/14 AT 18 UTC:
13.5 S / 60.3 E, MAX WIND = 40 KT, MODERATE TROPICAL STORM
28 KT NE: 80 NM SE: 25 NM SW: 45 NM NW: 25 NM
34 KT NE: 40 NM SE: 0 NM SW: 20 NM NW: 0 NM
OTHER INFORMATION:
NIL.=
WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII.
ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE
13TH OF MARCH 2026 AT 18:30 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:
=======
FORECAST VALID FROM 132200 TO 142200 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:
====================
NIL.
SYNOPTIC CHART 12:00Z
=====================
High 1026 hPa 40s47e
Low 963 hPa 65s45e
1. Cold Front: 37s07e 40s13e 45s23e 50s40e 52s68e 55s79e into 65s45e
AREA FORECAST:
==============
ASCENSION (06S/15S, 00E/20W):
WIND : SE 05 to 15.
VIS : Good.
ANGOLA (06S/15S, 00E/00N):
WIND : S to SE 05 to 15 in the south-west, otherwise variable 05 to 10
but SW 05 to 10 in the east.
VIS : Good.
ST HELENA (15S/30S, 00E/20W):
WIND : SE to E 05 to 15, reaching 20 to 25 in the extreme south and
south-west.
VIS : Good, but moderate to poor in showers and thundershowers in the
extreme south and south-west.
SEA STATE: 3.0m in the extreme south-west, with S to SE swell.
TRADES (15S/30S, 00E/WEST COAST):
WIND : S to SE 10 to 20 but variable 05 to 10 in the north-east.
VIS : Good.
SEA STATE: 3.0m in the south and west at first, with SW swell.
TRISTAN (30S/40S, 00E/20W):
WIND : S to SE 10 to 20 reaching 25 in the extreme north and north-west.
VIS : Good, but moderate to poor in showers and thundershowers in the
north, drifting to the east and north-east towards the end of the
period.
SEA STATE: 3.0m in the extreme north-west, with SE swell.
CAPE WEST (30S/40S, 00E/20E):
WIND : SE 10 to 20 reaching 25 in the east and north-east.
VIS : Good, but moderate to poor in showers and rain in the west.
SEA STATE: 3.0m over the eastern parts, S to SW swell.
CAPE EAST (32.5S/40S, 20E/50E):
WIND : Anticyclonic 05 to 15 in the south-east at first, otherwise NE to
E 10 to 20, but NW 10 to 20 in the south, and SE 15 to 25 in the
west.
VIS : Good, but moderate in showers and rain in the south and west.
SEA STATE: 3.0m in the north-east and western half with S to SW swell, but
with NE to E swell in the north-west.
DURBAN EAST (32.5S/25S, EAST COAST/55E):
WIND : E to NE 15 to 25 reaching 30 in the south-west, where it will
become S to SW 05 to 15 towards mid-period.
VIS : Good, but moderate in showers and rain in the north and east.
SEA STATE: 3.0 to 3.5m, with S to SE swell, but with E to NE swell in the
south-west.
MOZAMBIQUE CHANNEL:
WIND : N to NE 05 to 15 in the north, otherwise SE to E 10 to 20
reaching 25 to 30 in the south-east.
VIS : Moderate to poor in showers and thundershowers in places.
SEA STATE: 3.0 to 3.5m in the south until towards the end of the period,
with S to SE swell.
MADAGASCAR EAST (10S/25S, EAST COAST/55E):
WIND : E to SE 10 to 20.
VIS : Moderate in showers and thundershowers in places.
SEA STATE: 3.0m in the extreme south-east at first, with S to SE swell.
MARION FORTIES EAST (40S/50S, 35E/50E):
WIND : Anticyclonic 05 to 15 in the north-east at first, otherwise NW to
W 15 to 25 reaching 30 in the south and west, spreading to the
south-east towards mid-period.
VIS : Good, but moderate in showers and rain in the south and west,
drifting over the central and south-eastern parts towards mid-
period.
SEA STATE: 3.5 to 4.5m in the south and west, spreading to the south-east
towards mid-period, with W swell.
AREA 2:
=======
MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN)
26/03/13 AT 1500UTC
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 AMS.
PART 2: GENERAL SYNOPSIS, 26/03/13 AT 1200UTC
- Low 1003 near 38S/75E, moving slowly South-Eastward with associated cold front axis from NW AMS to NE KER and moving Eastward.
- High 1025 near 39S/45E moving Eastward.
PART 3: FORECAST FOR 24 HOURS FROM 26/03/13 at 1800UTC to 26/03/14 at 1800UTC
WAM (30S/40S, 50E/65E)
Few showers over Northern area.
WIND : E force 3 to 4 locally 5 but anticlockwise 2 to 3 over Southern
area.
SEA : Moderate to rough. SW swell 2 to 3 m abating.
VIS : Good.
AMS (30S/40S, 65E/80E)
Rain, frontal showers and squalls over Eastern area.
WIND: clockwise 4 to 6 locally southerly 7 to 8 with gusts over Eastern
area becoming S 4 to 5 over Western area.
SEA : Moderate et rough. SW swell 3 to 4 m abating.
VIS : Poor in precipitation.
CRO (40S/50S, 50E/65E)
Few showers over far southern.
WIND: Anticlockwise 2 to 4 over Northern and NW 4 to 5 over Southern
aera, locally 6.
SEA : Moderate to rough from North to South. SW swell 2 to 3 m.
VIS : Good.
KER (40S/50S, 65E/80E)
Rain and frontal showers over North-Eastern area.
WIND: SE 5 to 7 over North-Eastern with gusts and W 4 to 5 at South
locally 6. Anticlockwise 3 to 4 by North-Western area at end.
SEA : Moderate to rough. SW swell 2 to 3 m, abating.
VIS : Poor over far North-Eastern area, good elsewhere.