Bulletinset for METAREA 7 Edition date (UTC): 2026-05-19 07:29:16 ============================ HIGH SEAS FORECAST ============================ FQZA31 FAPR 181700 WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 18TH OF MAY 2026 AT 17:00 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 182200 TO 192200 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 north-west towards the central-south from mid-period 2. CAPE WEST: S to SE 35 in the central-east. 3. MARION FORTIES EAST: W to SW 35 to 40 in the southern parts, where it will reach 45 by mid-period. It will become SW 35 in the south-east by end of period. SYNOPTIC CHART 12:00Z ===================== High 1034 hPa 42s12e, High 1028 hPa 36s51e. Low 1001 hPa 49s06w, Low 971 hPa 60s51e. 1. Cold Front: 32s12w 39s05w 46s02w 50s05w into 49s06w. 2. Cold Front: 46s55e 51s63e 55s63e 60s58e into 60s51e. AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W): WIND : E to SE 10 to 20. VIS : Good. ANGOLA (06S/15S, 00E/00N): WIND : S to SW 05 to 10 in the east, otherwise S to SE 10 to 20. VIS : Good. ST HELENA (15S/30S, 00E/20W): WIND : N to NW 05 to 15 in the south and south-west, otherwise E to SE 05 to 15. VIS : Good, but moderate in rain and showers in the south-west. TRADES (15S/30S, 00E/WEST COAST): WIND : S to SE 10 to 20, reaching 25 in the south-east. VIS : Good. SEA STATE: 3.0m in the central and southern parts, with S to SE swell. TRISTAN (30S/40S, 00E/20W) : WIND : NE to E 10 to 20 in the north-east, otherwise N to NW 15 to 25, reaching 30 to 35 in the north-west towards the central- south from mid-period, while becoming SW 15 to 25 in the south-west. VIS : Good, but moderate to poor in showers and thundershowers in A band from north-west to central-south, spreading to the south-east by end of period and in rain in the south-west until mid-period. SEA STATE: 3.0 to 3.5m in places in the south-east, reaching 4.0m in the south-west, drifting to the central part towards end of period, with NW swell. CAPE WEST (30S/40S, 00E/20E): WIND : N to NW 10 to 20 in the south-west, otherwise S to SE 15 to 25 in the east, reaching 35 in the central-east, becoming cyclonic 10 to 20 in the north-east from mid-period. VIS : Good, but moderate in showers and thundershowers in places in the central-east. SEA STATE: 3.0 to 4.0m in places in the north and east, reaching 5.0m in the central-east towards end of period, with S to SE swell. CAPE EAST (32.5S/40S, 20E/50E): WIND : Anti-cyclonic 05 to 15 int north-east, otherwise NW 10 to 20 but S to SE 15 to 25 in the west and central-south, reaching 30 in the north-west by mid-period, becoming SW 10 to 20 in the south-east by end of period. VIS : Good, but moderate in light showers and thundershowers in places in the north-west, central and south-east. SEA STATE: 3.0 to 4.0m in the south and western parts, with SW swell, but SE in the north-west. DURBAN EAST (32.5S/25S, EAST COAST/55E): WIND : N to NW 05 to 15 in the west, otherwise E to SE 15 to 25 but SW 05 to 15 in the extreme south-west. VIS : Moderate in showers and thundershowers in places, but poor in places in the east and central-west. SEA STATE: 3.0 to 4.0m in the east and central parts, with S to SE swell. MOZAMBIQUE CHANNEL: WIND : S to SE 10 to 20, reaching 25 in the south-east at times, but SW 10 to 20 in the north. VIS : Good, but moderate in showers in places. SEA STATE: 3.0m in the south and central parts until mid-period, with S to SE swell. MADAGASCAR EAST (10S/25S, EAST COAST/55E): WIND : S to SE 05 to 15, reaching 25 in the north. VIS : Good, but moderate in showers and rain in places in the west and north. SEA STATE: 3.0m in the south, spreading to the north-east by end of period, with SE swell. MARION FORTIES EAST (40S/50S, 35E/50E): WIND : N to NW 10 to 20 in the north-east, otherwise, W to SW 15 to 25, reaching 30 to 40 in the southern parts, where it will reach 45 by mid-period. It will become SW 15 to 25 reaching 35 in the south-east by end of period. VIS : Good, but moderate in showers and rain in the north-east and in the southern parts. SEA STATE: 3.0 to 4.0m in the west and central parts, but 5.0 to 6.0m in the southern half, reaching 6.5 to 7.5m in the extreme south, becoming 8.0 to 9.0m in the central-south and 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) 26/05/18 AT 1600UTC AVERAGED WIND SPEED ON BEAUFORT SCALE. (WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE). PART 1: WARNING - GALE FORCE 8 OVER CRO AND KER. PART 2: GENERAL SYNOPSIS, 26/05/18 AT 1200UTC - COLD FRONT AXIS: 44S/50E, 45S/53E, 48S/58E, 50S/60E, MOVING EASTWARD AND EXPECTED NEAR 43S/72E, 44S/76E, 46S/77E, 47S/78E, 50S/78E THE 05/19 AT 06 UTC - ANTICYCLONIC BELT 1028 HPA OVER WAM AND AMS. PART 3: FORECAST FOR 24 HOURS FROM 26/05/18 AT 1800UTC TO 26/05/19 AT 1800UTC WAM (30S/40S, 50E/65E) RAIN OR SHOWERS OVER FAR NORTHERN. FRONTAL SHOWERS BY SOUTH-WESTERN AT END. WIND : ANTICLOCKWISE 3 TO 5 INCREASING EAST 6 OVER NORTHERN. NORTH-WEST 6 OVER SOUTHWESTERN LATER, BACKING SOUTH-WEST 6 BEHIND AT END. SEA : MODERATE TO ROUGH. VISI : POOR UNDER PRECIPITATION. AMS (30S/40S, 65E/80E) SCATTERED SHOWERS. WIND : ANTICLOCKWISE 3 TO 5. SEA : ROUGH TO VERY ROUGH, BECOMING MODERATE BY WESTERN AT END. SOUTH-WEST SWELL 3 TO 4 M. VISI : POOR UNDER PRECIPITATION. CRO (40S/50S, 50E/65E) FRONTAL RAINS AND SHOWERS. WIND : WESTERLY 6 TO 8 FROM NORTH TO SOUTH, SETTING-UP SOUTH-WEST 7 TO 8 BY WESTERN AT END. GUSTS. SEA : ROUGH TO VERY ROUGH, BECOMING HIGH OVER SOUTH-WESTERN. SOUTH-WEST SWELL 3 TO 4 M. VISI : VERY POOR UNDER PRECIPITATION. KER (40S/50S, 65E/80E) RAIN, AND FRONTAL SHOWERS. WIND : SOUTH-WEST 6 OVER EASTERN, VEERING NORTH-WEST 7 AHEAD THE FRONT, BACKING WESTERLY 6 TO 8 FROM NORTH TO SOUTH BEHIND. STRONG GUSTS. NORTH-WEST 5 TO 6 OVER WESTERN AT END. SEA : ROUGH TO VERY ROUGH. WESTERLY SWELL 3 TO 4 M. VISI : POOR TO VERY POOR DURING RAINFALL.=