Bulletinset for METAREA 7 Edition date (UTC): 2026-07-21 08:37:51 ============================ HIGH SEAS FORECAST ============================ FQZA31 FAPR 210830 WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 21ST OF JULY 2026 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 211000 TO 221000 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 06:00Z ===================== High 1027 hPa 29s24w, High 1023 hPa 45s20e, High 1024 hPa 35s51e Low 956 hPa 50s12w, Low 941 hPa 63s54e 1. Cold Front: 36s18w 40s11w 45s09w into 50s12w 2. Cold Front: 38s27e 45s39e 50s47e 55s54e into 63s54e AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W): WIND : SE to E 10 to 20 reaching 25 in the south-west at first. 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 : E to SE 10 to 20, but S to SW 05 to 15 in the south. VIS : Good. SEA STATE: 3.0m in the south, with SW swell. TRADES (15S/30S, 00E/WEST COAST): WIND : W to NW 05 to 15 in the south-west, otherwise S to SE 05 to 15 reaching 20 in the south-east but variable 05 to 10 in the extreme north-east. VIS : Good. TRISTAN (30S/40S, 00E/20W): WIND : W to NW 10 to 20 reaching 25 to 30 in the south and south-east until mid-period. It will become W to NW 15 to 25 in the west and south-west towards mid-period. VIS : Good but moderate in showers and rain in the north-east at first, but in the south-west towards the end of the period. SEA STATE: 3.0 to 4.0m reaching 4.5m in the south, with W to SW swell. CAPE WEST (30S/40S, 00E/20E): WIND : S to SE 05 to 15 in the extreme north-east until mid-period, otherwise NW to W 15 to 25 reaching 30 in the south. It will become SW 15 to 25 in the west towards the end of the period. VIS : Moderate in showers and rain, but good in the east and north- east. SEA STATE: 3.0 to 3.5m over the southern and western halves, reaching 4.0 to 5.0m in the south, with SW swell. CAPE EAST (32.5S/40S, 20E/50E): WIND : N to NE 15 to 25 in the north and north-east, otherwise W to SW 05 to 15, but NW 15 to 25 in the west, reaching 30 in the south- west towards the end of the period. VIS : Good but moderate in showers in the south and the east. SEA STATE: 3.0 to 3.5m, reaching 4.0m in the south-west, with SW swell. DURBAN EAST (32.5S/25S, EAST COAST/55E): WIND : Variable 05 to 10 over the central parts, otherwise SE to E 05 to 15 but NE 10 to 20 in the west, where it will reach 25 at times. VIS : Good but moderate to poor in showers and thundershowers in the east. SEA STATE: 3.0m in the east and west, with S to SE swell. MOZAMBIQUE CHANNEL: WIND : Variable 05 to 10, becoming S to SE 05 to 15 from mid-period. VIS : Good. MADAGASCAR EAST (10S/25S, EAST COAST/55E): WIND : S to SE 05 to 15 but SW 05 to 15 in the south until mid-period. VIS : Good, but moderate to poor in showers and thundershowers in the south until mid-period. MARION FORTIES EAST (40S/50S, 35E/50E): WIND : NW 20 to 30 in the north-east at first, otherwise W to SW 15 to 25 reaching 30 in the south. VIS : Good but moderate in showers and rain in the north-east but with possible snow-showers in the south by mid-period. SEA STATE: 3.0 to 4.0m, reaching 4.5 to 5.5m in the south, with W to SW swell. AREA 2: ======= MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN) 2026/07/21 AT 0600UTC 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, 2026/07/21 AT 0000UTC - LOW-PRESSURE 990 HPA NEAR 43S/69E, MOVING EASTWARDS AND FILLING; FORECAST TO BE 996 HPA NEAR 45S/80E ON THE 22ND AT 00 UTC. - HIGH-PRESSURE 1021 HPA NEAR 37S/49E, FORECAST TO BE 1026 HPA NEAR 35S56E ON THE 22ND AT 00 UTC. - COLD FRONT AXIS 40S26E, 50S/40E, 60S/57E, FORECAST OVER CRO. - COLD FRONT AXIS 28S65E, 33S74E, 41S81E, 47S80E, 47S74E. PART 3: FORECAST FOR 24 HOURS FROM 2026/07/21 AT 0600UTC TO 2026/07/22 AT 0600UTC WAM (30S/40S, 50E/65E) SCATTERED SHOWERS. WIND: CLOCKWISE 2 TO 4 IN THE WEST, SOUTHWEST 4 YO 5 IN THE EAST. NORTHWEST 5 TO 6 IN THE SOUTH BY END. SEA : ROUGH TO VERY ROUGH BECOMING MODERATE TOU ROUGH FROM THE WEST. SOUTH SWELL 3 TO 5 METERS ABATING. VIS : POOR IN PRECIPITATION. AMS (30S/40S, 65E/80E) SHOWERS AN RAIN, ASSOCIATED WIH A COLD FRONT. WIND: NORTHWESTERLY TO WESTERLY, FORCE 3 TO 5 IN THE NORTHERN PART OF THE AREA AND FORCE 5 TO 6 LOCALLY 7 WITH GUSTS IN THE SOUTHERN PART OF THE AREA, BACKING SOUTHWESTERLY TO WESTERLY FORCE 3 TO 4 IN THE NORTHERN PART OF THE AREA AND FORCE 5 TO 6 IN THE SOUTHERN PART OF THE AREA BY THE END. SEA : ROUGH TO VERY ROUGH. WESTERLY SWELL 3 TO 4 M. VIS : POOR IN PRECIPITATION. CRO (40S/50S, 50E/65E) SHOWERS AN RAIN, ASSOCIATED WIH A COLD FRONT. WIND: AHEAD OF THE FRONT: SOUTHWESTERLY THEN NORTHWESTERLY FORCE 5 TO 6, LOCALLY 7 AT THE FRONT. GUSTS. BEHIND THE FRONT: SOUTH TO SOUTHWESTERLY FORCE 5 TO 6, LOCALLY 7. GUSTS. SEA : ROUGH TO VERY ROUGH. SOUTH TO SOUTHEAST SWELL 3 TO 4 METRES IN THE NORTH-EAST AREA, SUBSIDING ; SOUTHWEST TO WEST SWELL 3 TO 4 METRES IN THE SOUTH. VIS : POOR IN PRECIPITATION. KER (40S/50S, 65E/80E) NUMEROUS SHOWERS. WIND: CLOCKWISE. SOUTH TO SOUTHWESTERLY 4 TO 6 LOCALLY 7; NORTHWESTERLY 6 TO 7 OVER THE NORTH-EAST; VEERING SOUTHWESTERLY TO WESTERLY BY THE END 5 TO 6 LOCALLY 7. GUSTS. SEA : ROUGH TO VERY ROUGH.NORTHWESTERLY SWELL 2 TO 4 M ABATING; SOUTHWESTERLY SWELL 2 TO 4 METRES ARRIVING FROM THE SOUTH-WEST AT END. VIS : POOR IN PRECIPITATION.