####018006471#### FQZA31 FAPR 201330 WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 20TH OF APRIL 2024 AT 13:30 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 202200 TO 212200 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: S to SE 35 in the south-east at first 2. CAPE WEST: Cyclonic 35 the south-west at first 3. MARION FORTIES EAST: W to SW 35 to 45 in the south, moderating from the west. SYNOPTIC CHART 12:00Z ===================== High 1020 hPa 45s00w. Low 1000 hPa 33s01E 1. Cold Front: 20s02w 30s05e into 33s01E. AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W): WIND : SE to E 10 to 15. VIS : Good. ANGOLA (06S/15S, 00E/00N): WIND : S to SE 10 to 15 but S to SW 05 to 15 in the extreme south- east. VIS : Good but moderate in isolated thundershowers in the north. ST HELENA (15S/30S, 00E/20W): WIND : W to SW 20 to 30 in the south-east, otherwise S to SE 10 to 20. It will become NW 10 to 15 in the extreme south-west. VIS : Good in the north-east, otherwise moderate in showers and rain. SEA STATE: 3.0 to 4.0m in the south-east and central parts, with S to SW swell, moderating from the west. TRADES (15S/30S, 00E/WEST COAST): WIND : S to SE 10 to 20 in the north and east, otherwise VARIABLE 10 but N to NW 15 to 25 in the south-west. VIS : Good but moderate in showers and rain in the south-west. SEA STATE: 3.0 to 4.0m in the south-west, at first with W to SW swell. TRISTAN (30S/40SE, 00E/20W): WIND : SW 15 to 25 in the north-east, otherwise S to SE 15 to 25 reaching 30 to 35 in the south-east at first, but N to NE 10 to 20 in the extreme west becoming NW 10 to 20 towards end of the period in the west . VIS : Moderate in showers and rain in places. SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.0m over the central and eastern parts, with S to SE swell. CAPE WEST (30S/40S, 00E/20E): WIND : E to NE 10 to 20 in the south-east, otherwise Cyclonic 20 to 30 moving east and reaching 35 in the south-west at first but SE 10 to 15 in the north-east. VIS : Good, but moderate to poor in showers and rain in the west and spreading east and moderating from the west. SEA STATE: 3.0 to 4.0m in the west, with mainly NW to W swell, first half of the period. CAPE EAST (32.5S/40S, 20E/50E): WIND : N to NW 10 to 15 in the east, otherwise SE to SW 10 to 20 but NE to E 10 to 20 in the west. VIS : Moderate in showers and rain in places. DURBAN EAST (32.5S/25S, EAST COAST/55E): WIND : Cyclonic 10 to 20 in the east, otherwise Anti-cyclonic 10 to 15. It will become Cyclonic 10 to 15 in the south-west. VIS : Good but moderate to poor in showers and thundershowers over the eastern parts and the south. MOZAMBIQUE CHANNEL: WIND : S to SE 10 to 20 but NE to N 10 to 15 in the extreme south. VIS : Good but moderate in showers and thundershowers in the north. MADAGASCAR EAST: WIND : SE to E 15 to 20 but E to NE 10 to 20 in the south. VIS : Moderate in showers and thundershowers. MARION FORTIES EAST (40S/50S, 35E/50E): WIND : W to SW 15 to 25 reaching 30 to 35 in the south-east. It will become NW 15 to 25 in the south-west mid-period spreading east and reaching 30 to 40 in the south but Anti-cyclonic 10 in the north. VIS : Good but Moderate in showers and rain in the south-west mid- period spreading east. SEA STATE: 3.0 to 4.0m, reaching 5.0 to 6.5m in the south at times. AREA 2: ======= MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN) DATE: 24/04/20 AT 0500UTC AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE.). PART 1: WARNING : - GALE FORCE 8 EXPECTED OVER SOUTHERN CRO LATER AND OVER SOUTH-WESTERN KER AT THE END. PART 2: GENERAL SYNOPSYS, 24/04/20 AT 0000 UTC : - HIGH 1025 HPA NEAR 35S/64E MOVING EASTWARD. - COLD FRONT OVER WESTERN CRO SOON AND MOVING EAST-SOUTH-EASTWARD QUICKLY AND REACHING SOUTH-WESTERN KER AT THE END. PART 3: FORECAST FOR 24 HOURS FROM 20/04/24 AT 0600 UTC TO 21/04/24 AT 0600UTC : WAM (30S/40S,50E/65E) :SHOWERS AND THUNDERY SQUALLS BY NORTH-WESTERN IN THE DAYTIME. WIND: ANTICLOCKWISE 2/4, INCREASING NORTHERLY 4 TO 6 LATER BY WESTERN AHEAD OF THE FRONT AND BACKING SE 4 TO 5 BEHIND. GUSTS WITH SQUALLS. SEA: MODERATE TO ROUGH OVER SOUTHERN.SOUTHERLY SWELL 2 M. VIS: GOOD, POOR WITH PRECIPITATIONS. AMS (30S/40S,65E/80E) :FEW SHOWERS. WIND: ANTICLOCKWISE 2 TO 4. SEA: ROUGH, BECOMING MODERATE BY WESTERN.SOUTH-WESTERLY SWELL, 2 TO 3 M. VISI: MAINLY GOOD. CRO (40S/50S,50E/65E) :RAIN AND FRONTAL SHOWERS BY WESTERN AND MOVING EASTWARD. WIND: NW 5 TO 7 AHEAD OF THE FRONT BACKING SW 6/7 LOCALLY 8 WITH SEVERE GUSTS OVER SOUTHERN BEHIND.SEA: ROUGH, BECOMING VERY ROUGH TO HIGH BY SOUTH-WESTERN LATER. SW SWELL, 2 TO 4 M. VIS: POOR WITH PRECIPITATIONS. KER (40S/50S,65E/80E) :SCATTERED SHOWERS THEN RAIN AND FRONTAL SHOWERS BY SOUTH-WESTERN AT THE END. WIND : W TO NW 4 TO 6 INCREASING 5 TO 7 AHEAD OF THE FRONT TEMPORARILY 8 WITH SEVERE GUSTS OVER SOUTHERN TONIGHT AND BACKING WESTERLY 5 TO 7 BEHIND BY SOUTH-WESTERN. SEA: ROUGH TO VERY ROUGH. SW SWELL, 2 TO 3 M. VIS: POOR WITH PRECIPITATIONS.