SECURITE
GALE WARNING FOR METAREA VIII (S)
ISSUED BY METEO-FRANCE/TROPICAL CYCLONE CENTER/LA REUNION 18/01/2026
AT 1200 UTC.
WARNING NUMBER: 033/6 (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).
GALE WARNING
BEGINNING OF VALIDITY: SUNDAY 18/01/2026 AT 1200 UTC.
PHENOMENON: MODERATE TROPICAL STORM 6 (DUDZAI) 992 HPA
POSITION: WITHIN 20 NM RADIUS OF POINT 21.0 S / 64.9 E
(TWENTY ONE DECIMAL ZERO DEGREES SOUTH AND
SIXTY FOUR DECIMAL NINE DEGREES EAST) AT 1200 UTC
MOVEMENT: SOUTH-WEST 12 KT
THREAT AREAS:
SQUALLY WEATHER WITHIN A 115 NM RADIUS AROUND THE CENTER, EXTENDING
UP TO 230 NM IN THE SOUTHERN SEMI-CIRCLE.
GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 40 NM
RADIUS FROM THE CENTRE, EXTENDING UP TO 75 NM IN THE SOUTH-WESTERN
QUADRANT AND UP TO 110 NM IN THE SOUTH-EASTERN QUADRANT.
NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 70
NM RADIUS FROM THE CENTRE, EXTENDING UP TO 130 NM IN THE
SOUTH-WESTERN QUADRANT AND UP TO 180 NM IN THE SOUTH-EASTERN
QUADRANT.
STRONG GUSTS UNDER SQUALLS.
FORECAST POSITION AND INTENSITY:
12H, VALID 2026/01/19 AT 00 UTC:
21.8 S / 63.0 E, MAX WIND = 55 KT, SEVERE TROPICAL STORM
28 KT NE: 100 NM SE: 155 NM SW: 135 NM NW: 85 NM
34 KT NE: 65 NM SE: 90 NM SW: 80 NM NW: 50 NM
48 KT NE: 35 NM SE: 40 NM SW: 40 NM NW: 20 NM
24H, VALID 2026/01/19 AT 12 UTC:
22.6 S / 60.4 E, MAX WIND = 60 KT, SEVERE TROPICAL STORM
28 KT NE: 105 NM SE: 160 NM SW: 135 NM NW: 90 NM
34 KT NE: 65 NM SE: 95 NM SW: 80 NM NW: 50 NM
48 KT NE: 35 NM SE: 35 NM SW: 40 NM NW: 20 NM
OTHER INFORMATION:
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1:31:08:11:00
SECURITE
SHIPPING BULLETIN FOR MET AREA VIII(S) MAURITIUS METEOROLOGICAL
SERVICES ISSUED ON SUNDAY 18 JANUARY 2026 AT 1300 UTC.
PART 1: TTT WARNING OF GALE FORCE WINDS
AT 1200 UTC, MODERATE TROPICAL STORM 6 (DUDZAI) 992 HPA WAS CENTRED
WITHIN WITHIN 20 NM RADIUS OF POINT 21.0 S / 64.9 E (TWENTY ONE
DECIMAL ZERO DEGREES SOUTH AND SIXTY FOUR DECIMAL NINE DEGREES EAST).
MOVEMENT: SOUTH-WEST 12 KT
THREAT AREAS:
SQUALLY WEATHER WITHIN A 115 NM RADIUS AROUND THE CENTER, EXTENDING
UP TO 230 NM IN THE SOUTHERN SEMI-CIRCLE.
GALE FORCE WINDS 35/45 KT AND VERY ROUGH TO HIGH SEAS WITHIN A 40 NM
RADIUS FROM THE CENTRE, EXTENDING UP TO 75 NM IN THE SOUTH-WESTERN
QUADRANT AND UP TO 110 NM IN THE SOUTH-EASTERN QUADRANT.
NEAR GALE FORCE WINDS 30 KT AND ROUGH TO VERY ROUGH SEAS WITHIN A 70
NM RADIUS FROM THE CENTRE, EXTENDING UP TO 130 NM IN THE
SOUTH-WESTERN QUADRANT AND UP TO 180 NM IN THE SOUTH-EASTERN
QUADRANT.
STRONG GUSTS UNDER SQUALLS.
PART 2: GENERAL SYNOPSIS OBSERVED AT 1200 UTC ON SUNDAY 18 JANUARY
2026.
ITCZ ALONG 12S AND EXTENDING BETWEEN LONGITUDE 55E TO 70E.
ANOTHER BRANCH OF ITCZ ALONG 09S EAST OF 80E. SEVERE TROPICAL STORM
DUDZAI 992 HPA NEAR 21.0S 64.9E. MOVEMENT: SOUTH-WEST 12 KT
HIGH 1026 HPA NEAR 41S 68E.
PART 3: AREA FORECAST VALID TILL MONDAY 19 JANUARY 2026 AT 1200 UTC.
CENTRAL NORTH 8/1: SAME AS IN TTT WARNING OF PART 1.
REMAINING 8/1: EASTERLY TO SOUTH EASTERLY 15-20. SEA MODERATE IN
EAST, ROUGH ELSEWHERE. VISIBILITY POOR IN SCATTERED THUNDERY SHOWERS
IN CENTRAL PART.
8/2: SOUTHERLY IN SOUTH WESTERLY 10-15 IN SOUTH WEST. NORTH WESTERLY
TO NORTHERLY 10 IN REMAINING SOUTH. SOUTH EASTERLY 10-15 ELSEWHERE.
SEA ROUGH TO VERY ROUGH IN SOUTH, MODERATE ELSEWHERE. ISOLATED
SHOWERS.
CENTRAL SOUTH 8/3: SAME AS IN TTT WARNING OF PART.
REMAINING 8/3: CLOCKWISE 05 IN NORTH WEST. WESTERLY 10-15 IN
REMAINING NORTH. EASTERLY TO SOUTH EASTERLY 10-20 ELSEWHERE. SEA
ROUGH IN SOUTH, MODERATE ELSEWHERE. VISIBILITY POOR IN SCATTERED
THUNDERY SHOWERS IN EAST AND CENTRAL PART.
8/4: EASTERLY 15 IN SOUTH WEST. SOUTHERLY 10 IN NORTH. SOUTH EASTERLY
15 ELSEWHERE. SEA ROUGH IN SOUTH EAST, MODERATE ELSEWHERE. VISIBILITY
POOR IN SCATTERED THUNDERY SHOWERS IN WEST.
8/5: NORTHERLY 05-10 IN NORTH WEST AND CENTRAL NORTH. NORTH WESTERLY
15 ELSEWHERE. SEA MODERATE. VISIBILITY MODERATE TO POOR IN ISOLATED
THUNDERY SHOWERS IN SOUTH WEST AND SOUTH EAST.
8/6: CLOCKWISE 10 IN SOUTH EAST. SOUTH WESTERLY 10-15 IN REMAINING
SOUTH. NORTH WESTERLY 10-15 IN EXTREME NORTH. WESTERLY 15-20
ELSEWHERE. SEA ROUGH IN NORTH EAST AND CENTRAL EAST, MODERATE
ELSEWHERE. VISIBILITY POOR IN WIDESPREAD THUNDERY SHOWERS.
8/7: NORTH WESTERLY TO WESTERLY 10-15 IN SOUTH EAST. NORTH EASTERLY
TO NORTHERLY 10-15 ELSEWHERE. SEA MODERATE. VISIBILITY MODERATE TO
POOR IN ISOLATED THUNDERY SHOWERS IN SOUTH WEST.
PART 4: OUTLOOK FOR FURTHER 24 HOURS:
STS DUDZAI IS EXPECTED TO MOVE SOUTH-WESTWARDS.
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