Bulletinset for METAREA 7 Edition date (UTC): 2025-12-02 19:06:31 ============================ HIGH SEAS FORECAST ============================ FQZA31 FAPR 021700 WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 02nd OF DECEMBER 2025 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 022200 TO 032200 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 12:00Z ===================== High 1022 hPa 34s05e High 1024 hPa 45s12e. Low 1002 hPa 41s46e. 1. Cold Front: 33s32e 37s39e into 41s46e. AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W): WIND : SE to E 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 : SE to E 05 to 15 but NW 05 to 10 in the south-west. 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 to 30 in the south-east. VIS : Good. SEA STATE: 3.0 to 3.5m in the south-east, with S swell. TRISTAN (30S/40S, 00E/20W): WIND : Variable 05 to 10 in the north-west, otherwise NW 10 to 20. VIS : Good but moderate in showers and rain over the central and south-eastern parts. SEA STATE: 3.0m in the south, with W to SW swell. CAPE WEST (30S/40S, 00E/20E): WIND : NW 10 to 20 in the south-west, otherwise S to SE 10 to 20 reaching 25 in the north-east. VIS : Good but moderate in showers and rain in the south-west. CAPE EAST (32.5S/40S, 20E/50E): WIND : SE 10 to 20 in the north-west, otherwise S to SW 15 to 25 reaching 30 in the south. VIS : Good in the west, otherwise moderate to poor in showers and rain. SEA STATE: 3.0 to 4.0m reaching 4.5 to 5.5m over the central and southern parts, with SW swell. DURBAN EAST (32.5S/25S, EAST COAST/55E): WIND : SW 10 to 20 reaching 25 in the south. VIS : Moderate in showers and thundershowers but good over the central parts. SEA STATE: 3.0m in places, with SW swell. MOZAMBIQUE CHANNEL: WIND : E to NE 10 to 15 in the west and north, otherwise variable 05. It will become E to SE 10 to 20 over the southern and western parts from mid-period. VIS : Moderate in showers and thundershowers. MADAGASCAR EAST (10S/25S, EAST COAST/55E): WIND : N to NE 10 to 20. VIS : Moderate in showers and thundershowers in places. MARION FORTIES EAST (40S/50S, 35E/50E): WIND : W to SW 15 to 25 reaching 30 in the north-west and west. VIS : Moderate in showers and rain but with snow-showers in the southern parts at times. SEA STATE: 3.5 to 4.5m reaching 5.0 to 6.0m in the west and north-west, with W to SW swell. AREA 2: ======= MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN) 25/12/02 AT 1600UTC 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, 25/12/02 AT 1200UTC - HIGH 1023 HPA NEAR 33S/76E, MOVING SLOWLY EASTWARD. - STORMY LOW 1004 HPA NEAR 37S/58E ASSOCIATED WITH A CONVERGENCE LINE AXIS ON 26S/47E, 30S/55E, 33S/60E, 37S/61E , THE WHOLE SYSTEM MOVING SOUTH-EASTWARD AT 15/20 KT. - LOW 999 HPA NEAR 41S/42E ASSOCIATED WITH A COLD FRONT (CF) AXIS ON 33S/29E, 38S/40E, 41S/43E, AND A WARM FRONT (WF) AXIS 41S/44E, 43S/52E, THE WHOLE SYSTEM MOVING EASTWARD AT 25/30 KT. PART 3: FORECAST FOR 24 HOURS FROM 25/12/02 AT 1800UTC TO 25/12/03 AT 1800UTC WAM (30S/40S, 50E/65E) RAIN, SHOWERS AND THUNDERSTORMS UNDER THE CONVERGENCE LINE, THEN RAIN AND SHOWERS WITH CF AT THE END OF THE FORECAST PERIOD OVER THE SOUTH-WESTERN AREA. WIND : NORTH-WESTERLY 5/6 LOCALLY 7, DECREASING TO 4/5 AHEAD OF THE COLD FRONT, THEN RETURNING SOUTH-WESTERLY 3/4 BEHIND THE COLD FRONT AND INCREASING WESTERLY 5/6 IN THE FAR WEST AT THE END OF THE FORECAST PERIOD. GUSTS DURING SQUALLS. SEA : ROUGH TO VERY ROUGH. LONG SOUTH-WESTERLY SWELL 3M. VISIBILITY : POOR TO VERY POOR DURING PRECIPITATION. AMS (30S/40S, 65E/80E) RAIN, THUNDERSTORMS UNDER THE CONVERGENCE LINE. WIND: NORTH-WESTLY OVER NORTH OF THE CONVERGENCE LINE, INCREASING TO NORTH-WEST 5/6 OVER SOUTH OF THE CONVERGENCE LINE. GUSTS DURING SQUALLS. SEA: MODERATE TO ROUGH. SW SWELL OF AROUND 2 METERS. VISI: POOR TO VERY POOR IN PRECIPITATIONS. CRO (40S/50S, 50E/65E) RAIN, SQUALLS AND FRONTAL SHOWERS UNDER CF. WIND : NORTH-WESTERLY 5/6 LOCALLY 7 AHEAD OF THE FRONT AND VEERING SOUTH-WESTERLY 5/6 BEHIND IT OVER THE WESTERN AREA. VARIABLE AND LIGHT WINDS OVER THE SOUTH-WESTERN AREA AT THE END OF THE PERIOD. GUSTS DURING SQUALLS. SEA : ROUGH TO VERY ROUGH BECOMING ROUGH. WESTERLY SWELL 3 TO 4 METERS ABATING. VISIBILITY : POOR TO VERY POOR DURING PRECIPITATION. KER (40S/50S, 65E/80E) LOCALLY STORMY SHOWERS OVER THE NORTHERN AREA. WIND : WESTERLY 5/6, TEMPORARILY VARIABLE AND LIGHT, FRESHENING TO NORTHERLY 5 TO 7 OVER THE EXTREME WEST AT THE END OF THE PERIOD. GUSTS UNDER SHOWERS. SEA : ROUGH TO VERY ROUGH, BECOMING ROUGH. WESTERLY SWELL 2 TO 3 METRES, ABATING. VISIBILITY : POOR TO VERY POOR UNDER PRECIPITATION.=