FQZA31 FAPR 150830 WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 15TH OF APRIL 2025 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: ======= FORECAST VALID FROM 151000 TO 161000 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: N to NW 35 in the south-east until mid-period. 2. MARION FORTIES EAST: NW to W 35 to 45 in the south-west spreading to the south-east by mid-period. SYNOPTIC CHART 06:00Z ===================== High 1032 hPa 38s01e Low 1007 hPa 33s17w Low 1014 hPa 39s50e 1. Cold Front: 25s17w 30s13w 35s11w into 33s17w AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W): WIND : E to SE 10 to 20. VIS : Good, but moderate in light rain in places in the northern part at times. ANGOLA (06S/15S, 00E/00N): WIND : S to SE 10 to 20, but SW 05 to 15 in the east. VIS : Good, but moderate in showers and thundershowers in the north-east at times. SEA STATE: 3.0m in the south-east from mid-period, with S to SW swell. ST HELENA (15S/30S, 00E/20W): WIND : N to NW 10 to 20 in the south-west, reaching 25 to 30 in the first half of the period, otherwise E to NE 10 to 20 becoming SE 10 to 20 in the north and north-east from mid-period. VIS : Good, but moderate to poor in showers and rain in the south- west. SEA STATE: 3.0 to 3.5m in places in the east and south, with SE swell in the east, but NW in the south. TRADES (15S/30S, 00E/WEST COAST): WIND : S to SE 15 to 25, reaching 30 in the south-east. VIS : Good. SEA STATE: 3.0 to 4.0m subsiding in the west from mid-period, with S to SE swell. TRISTAN (30S/40S, 00E/20W): WIND : N to NW 10 to 20, reaching 25 to 35 in the south-east until mid-period, but SE to S 15 to 25 in the west. It will become SW 10 to 20 in the west in the second half of the period and NW to 20 in the south-west by the end of the period. VIS : Moderate to poor in showers and thundershowers becoming good in the west towards mid-period. SEA STATE: 3.0 to 4.0m, except in the north-east, reaching 4.5 to 5.0m in the south and central parts in the first half of the period. It will subside in the west towards the end of the period, with N to NW swell but SE swell in the west until mid-period. CAPE WEST (30S/40S, 00E/20E): WIND : Anticyclonic 05 to 15 in the south-west, spreading to the south central parts from mid-period, otherwise S to SE 10 to 20, reaching 25 to 30 in the north-eastern parts. It will become N to NW 15 to 25 in the south-west in the second half of the period. VIS : Good, but moderate in showers and rain in the extreme south- west from mid-period. SEA STATE: 3.0 to 4.0m over the eastern half, with S to SW swell. CAPE EAST (32.5S/40S, 20E/50E): WIND : N to NW 05 to 15 in the north-east at first, otherwise W to SW 10 to 20 becoming S to SE 05 to 15 in the western and central parts from mid-period spreading to the east towards the end of the period. VIS : Good, but moderate in showers and rain in places until mid- period but persisting in the north-west during the second half of the period. SEA STATE: 3.0 to 4.0m in the west and central parts reaching 4.5m in the south central towards the end of the period, with S to SW swell. DURBAN EAST (32.5S/25S, EAST COAST/55E): WIND : N to NE 05 to 15 in the east, otherwise S to SE 15 to 25 becoming cyclonic 15 to 25 in the extreme west towards the end of the period. VIS : Moderate in showers and thundershowers in places, but poor in the west from mid-period. SEA STATE: 3.0 to 3.5m in the south-west, with S to SW swell. MOZAMBIQUE CHANNEL: WIND : S to SE 05 to 15. VIS : Good, but moderate in showers and thundershowers in the north at times and in the south-west from mid-period. MADAGASCAR EAST (10S/25S, EAST COAST/55E): WIND : E to SE 10 to 20, but N to NE 05 to 15 in the south-west. VIS : Moderate to poor in showers and thundershowers in places. MARION FORTIES EAST (40S/50S, 35E/50E): WIND : SW 10 to 20 in the north-east at first and the north from mid- period, otherwise NW to W 20 to 30 reaching 35 to 45 in the south-west spreading to the south-east by mid-period. VIS : Moderate to poor in showers and rain in places. SEA STATE: 3.0 to 4.0m in the north, otherwise 5.0 to 6.0m reaching 7.0 to 9.0m in the south-west spreading to the south-east from mid-period, with W to SW swell. AREA 2: ======= MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN) 25/04/15 AT 0500UTC AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE). PART 1: WARNING - NIL. PART 2: GENERAL SYNOPSIS, 25/04/15 AT 0000UTC - HIGH 1029 HPA NEAR 37S/78E, MOVING EASTWARD 20/25 KT. - SQUALLY WEATHER AREA OVER NORTHERN AMS. - COLD FRONT AXIS 30S/38E, 36S/45E, 41S/50E AND WARM FRONT AXIS 42S/51E, 49S/62E, 50S/71E, OVER WAM, CRO AND KER. PART 3: FORECAST FOR 24 HOURS FROM 25/04/15 AT 0600UTC TO 25/04/16 AT 0600UTC WAM (30S/40S, 50E/65E) FRONTAL RAN AND SHOWERS. WIND: ANTICLOCKWISE 3 TO 5, INCREASING LOCALLY NW 6 OVER SOUTHERN AND DECREASING S 3/4 BEHIND THE FRONT LATER. SEA : MODERATE, LOCALLY ROUGH OVER FAR SOUTHERN AREA. LONG SW SWELL, 2 TO 3 M. VIS : POOR IN PRECIPITATION. AMS (30S/40S, 65E/80E) SHOWERS AND SQUALLS OVER SOUTHERN. WIND: ANTICLOCKWISE 2 TO 4, LOCALLY E 4 TO 5 OVER NORTHERN AREA. GUSTS IN SQUALLS. SEA : MODERATE TO ROUGH. LONG SSW SWELL, 2 TO 3 M, ABATING. VIS : POOR IN PRECIPITATION. CRO (40S/50S, 50E/65E) FRONTAL RAIN AND SHOWERS. WIND: NW 5 OR 6 WITH SEVERE GUSTS AHEAD THE FRONT, BACKING W 3/5 AND INCREASING LATER W 5/7 OVER SOUTHERN AREA. SEA : ROUGH TO VERY ROUGH, LOCALLY HIGH OVER FAR SOUTH-WEST. LONG W SWELL, 2 TO 3 M, INCREASING 3 TO 5 M OVER SOUTHERN. VIS : POOR TO VERY POOR IN PRECIPITATION. KER (40S/50S, 65E/80E) FRONTAL RAIN AND SHOWERS. WIND: NW 4 TO 6 LOCALLY 7 DECREASING TEMPORARILY 2 TO 4 OVER SOUTHERN OVERNIGHT. GUSTS. SEA : ROUGH TO VERY ROUGH. LONG SSW SWELL OVER EASTERN, 3 TO 5 M. ARRIVAL OF A W SWELL OVER SOUTHERN SOON, 2 TO 4 M. VIS : POOR TO VERY POOR IN PRECIPITATION.