Bulletinset for METAREA 7 Edition date (UTC): 2026-08-23 15:19:44 ============================ HIGH SEAS FORECAST ============================ FQZA31 FAPR 231330 WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 23RD OF AUGUST 2026 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 232200 TO 242200 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. CAPE EAST: Cyclonic 35 in the north-east at first. 2. DURBAN EAST: Cyclonic 35 in the east at first. 3. MARION FORTIES EAST: NW to W 35 to 45 in the south and central parts. SYNOPTIC CHART 12:00Z ===================== High 1028 hPa 33s06e. Low 944 hPa 60s24w, Low 1016 hPa 35s45e. 1. Cold front: 44s01w 46s19e 55s33e 60s27e into 60s24w. AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W): WIND : E to SE 10 to 20. VIS : Good. ANGOLA (06S/15S, 00E/00N): WIND : S to SE 05 to 15 but Variable 05 to 10 in the east. VIS : Good. ST HELENA (15S/30S, 00E/20W): WIND : Anticyclonic 05 to 15 in the south, otherwise E to SE 10 to 20 reaching 25 but NW 10 to 20 in the south-west until mid- period. VIS : Good but moderate in showers and rain in the extreme south-west. TRADES (15S/30S, 00E/WEST COAST): WIND : Anticyclonic 05 to 15 in the south-west otherwise S to SE 15 to 25, but variable 05 to 10 in the north-east. VIS : Good. TRISTAN (30S/40S, 00E/20W): WIND : Anticyclonic 05 to 15 in the north-east, otherwise W to NW 15 to 25 reaching 30 in places. VIS : Good in the north-east, otherwise moderate in showers and rain. SEA STATE: 3.0 to 4.0m in the south, with W to NW swell. CAPE WEST (30S/40S, 00E/20E): WIND : SE 15 to 25 in the north-east, otherwise Anticyclonic 05 to 15 but SW 15 to 25 in the south-east. VIS : Good. SEA STATE: 3.5 to 4.5m in the south, with W to SW swell. CAPE EAST (32.5S/40S, 20E/50E): WIND : Variable 05 to 10 in the extreme north-west otherwise W to SW 10 to 20 reaching 25 to 30 in places but Cyclonic 20 to 30 in the north-east until mid-period reaching 35 at first. VIS : Good but moderate in showers and thundershowers in the east at first and in the south towards mid-period. SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.0m in the south, with W to SW swell. DURBAN EAST (32.5S/25S, EAST COAST/55E): WIND : SW 10 to 20 in the central parts otherwise Anticyclonic 05 to 15 but Cyclonic 20 to 30 in the east reaching 35 at first. VIS : Good but moderate in showers and thundershowers in the east. SEA STATE: 3.0 to 4.0m except in the extreme west from mid-period, with S to SW swell. MOZAMBIQUE CHANNEL: WIND : S to SW 10 to 20 reaching 25 in the south-east. VIS : Good. SEA STATE: 3.0m in the south until mid-period, with S to SW swell. MADAGASCAR EAST (10S/25S, EAST COAST/55E): WIND : E to SE 10 to 20, but N to NW 10 to 20 in the south becoming Anticyclonic 05 to 15 from mid-period. VIS : Good but moderate in showers and thundershowers in the extreme south towards mid-period. MARION FORTIES EAST (40S/50S, 35E/50E): WIND : NW to W 20 to 30 reaching 35 to 45 in the south and central parts. VIS : Moderate in showers and rain, with possible snow-showers in the extreme south. SEA STATE: 3.5 to 4.5m in the north until mid-period, otherwise 5.5 to 6.5m reaching 7.5 to 8.5m but 9.0 to 10.0m in the south, with W to SW swell. AREA 2: ======= MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN) 2026/08/23 AT 0500UTC AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE). PART 1: WARNING - GALE TO LOCALLY SEVERE GALE CONTINUING OR EXPECTED OVER AMS, CRO AND KER. PART 2: GENERAL SYNOPSIS, 26/08/23 AT 0000UTC - LOW 974 NEAR 49S/74E WITH ASSOCIATED COLD FRONT OVER FAR EAST OF THE BASIN, RAPIDLY MOVING EASTWARDS.- NEW COLD FRONT AND TROUGH GOING QUICKLY OVER CRO WITH LOW DEEPENING 1011 LATER OVER FAR NORTHWEST OF WAM.- LOCALLY HIGH PRESSURES 1020/1025 OVER FAR NORTH OF AREAS. PART 3: FORECAST FOR 24 HOURS FROM 26/08/23 AT 0600UTC TO 26/08/24 AT 0600UTC WAM (30S/40S, 50E/65E) RAIN OR SHOWERS FROM WEST, AT TIMES THUNDERY. WIND: SOUTHWEST DECREASING 3 OR 4, BUT LOCALLY ANTICLOCKWISE 2 OR 3 IN FAR NORTH, INCREASING SOON NORTHWEST 5 OR 6, AT TIMES 7, BECOMING LOCALLY CLOCKWISE 5 OR 6 LATER IN FAR NORTHWEST. GUSTS. SEA : ROUGH OR VERY ROUGH IN SW SWELL, LOCALLY HIGH IN FAR SOUTHEAST, DECREASING SLOWLY. VIS: POOR IN PRECIPITATION. AMS (30S/40S, 65E/80E) RAIN OR SHOWERS. WIND: SOUTHWEST 5 OR 6, BUT 7 OR 8 IN SOUTH AND NORTHWEST 5 OR 6 AT FIRST IN FAR NORTHEAST, DECREASING SOON 4 OR 5 AND BECOMING LOCALLY ANTICLOCKWISE 2 OR 3 IN FAR NORTH, INCREASING ELSEWHERE WEST 5 OR 6 LATER, AT TIMES 7. GUSTS/W OR SW 5 TO 6 AT TIMES 7. GUSTS. SEA : VERY ROUGH OR HIGH IN SW SWELL, DECREASING LATER. VIS : POOR IN PRECIPITATIONS. CRO (40S/50S, 50E/65E) FRONTAL RAIN OR SHOWERS. SNOW. WIND: SOUTHWEST DECREASING 4 OR 5, INCREASING RAPIDLY NORTHWEST 7 OR 8 WITH SEVERE GUSTS. SEA : ROUGH OR VERY ROUGH, BUT HIGH AT FIRST IN FAR EAST THEN AT END IN FAR SOUTHWEST. SW SWELL 6 OR 7 M IN NORTHEAST, ABATING. VIS : POOR OR VERY POOR IN PRECIPITATION. KER (40S/50S, 65E/80E) FRONTAL RAIN OR SHOWERS. SNOW. WIND: SOUTHWEST 7 OR 8, AT TIMES 9, BUT CLOCKWISE AT FIRST IN FAR SOUTHEAST, DECREASING 5 OR 6 FROM WEST, INCREASING NORTHWEST 6 OR 7 AT END IN WEST. SEVERE GUSTS. SEA : HIGH OR VERY HIGH AND CROSSED, DECREASING GRADUALLY ROUGH OR VERY ROUGH. SW SWELL 6 OR 7 M, ABATING LATER. VIS : POOR OR VERY POOR IN PRECIPITATION.=