GMDSS_METAREA7_INMARSAT ========== Caution: NAVIMAIL is not part of the Maritime Safety Information's operational data stream and should never be relied upon as the only means to obtain the latest forecast and warning information. Access to the service may be interrupted or delayed from time to time, update may also experience occasional gaps. Please refer to GMDSS OFFICIAL sources, Inmarsat SafetyNET or international NAVTEX services, for more complete information ========== FQZA31 FAPR 211330 SECURITE: ========= WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 21st OF MARCH 2010 AT 13:30 UTC FOR SOUTHEAST 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 212200 TO 222200 UTC. WIND IN KNOTS, WAVE HEIGHTS IN METRES. 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 WARNING(S): ================ 1. DURBAN EAST: Reaching E 35 at times near the coast of Madagascar. SYNOPTIC SITUATION AT 12:00 UTC =============================== High 1026 hPa 34s05w High 1034 hPa 42s45e Low 1014 hPa 43s18w Low 998 hPa 52s03E Low 994 hPa 56s36e 1. Cold front: 39s30w 43s18w 47s05w 52s03e 2. Cold front: 43s21e 51s30e 56s36e AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W) WIND : S to SW 05 to 10 in the north-east, otherwise SE 10 to 15 reaching 20 at times in the south. VIS : Moderate in a few showers. ANGOLA (06S/15S, 00E/WEST COAST) WIND : S to SW 05 to 10 in the north and extreme east, otherwise SE 10 to 15. VIS : Moderate to poor in showers and thundershowers, mainly in the north. ST HELENA (15S/30S, 00E/20W) WIND : SE to NE 10 to 20, reaching 25 at times in the north. VIS : Moderate in a few showers. TRADES (15S/30S, 00E/WEST COAST) WIND : SE 15 to 25. VIS : Good. SEA STATE: Reaching 3m in some places end of period, with SW swell. TRISTAN (30S/40S, 00E/20W) WIND : Variable 05 to 10 in the south-east at first, otherwise NE to NW 10 to 15. It will become anticyclonic (anti-clockwise) 10 to 15 towards end of period. VIS : Moderate to poor in rain and showers, mainly in the west. CAPE WEST (30S/40S, 00E/20E) WIND : S to SE 10 to 20 becoming variable 05 to 10 in the extreme south-west. VIS : Good. CAPE EAST (32.5S/40S, 20E/50E) WIND : West of 30E: Cyclonic (clockwise) 20 to 30 becoming SW to SE 15 to 20. East of 30E: E to NE 15 to 25 becoming NE to N 15 to 25 and reaching 30 at times in the extreme west. VIS : Moderate in rain and showers, mainly in the west. SEA STATE: 3.0 to 3.5m, mainly SW swell in the east, variable swell direction in the west. DURBAN EAST (25S/32.5S, EAST COAST/55E) WIND : SE to NE 20 to 30 reaching 35 at times near the coast of Madagascar. VIS : Moderate to poor in showers and thundershowers. SEA STATE: 3 to 4m except in the extreme west, SSW swell. MOZAMBIQUE CHANNEL: WIND : South of 20S: Cyclonic (clockwise) 10 to 15. North of 20S: SW to SE 05 to 10, possibly reaching 15 in some places. VIS : Moderate to poor in showers and thundershowers, mainly in the extreme south and extreme north. MADAGASCAR EAST: WIND : E to SE 10 to 15 but 20 to 30 in the extreme south. VIS : Poor in showers and thundershowers, heavy in the south. SEA STATE: 3.0 to 3.5m in the extreme south, with SSW swell. MARION FORTIES EAST: (40S/50S, 35E/50E) WIND : Anticyclonic (anti-clockwise) 05 to 10 in the north-east at first, otherwise N to NW 15 to 25 reaching 30 at times in the extreme south and extreme west. VIS : Becoming moderate to poor in rain and showers. SEA STATE: 3.5 to 4.5m, SW to SE swell. AREA 2: ======= MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN) DATE: 21/03/10 UTC TIME: 0600 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, 21/03/10 AT 00 UTC: ANTICLOCKWISE 1029 HPA NEAR 42S/36E, MOVING EASTWARD 15/20KT. COLD FRONT AXIS :38S/ 59E, 40S/ 63E, 45S/ 70E, 47S/ 80E , MOVING SE 20/25 KT. PART 3: FORECAST FOR 24 HOURS FROM 21/03/10 AT 0600 UTC TO 22/03/1- AT 0600 UTC: WAM (30S/40S,50E/65E) :SHOWERS. WIND : SE TO E 5 TO 7 FROM SOUTH TO NORTH. SEA : ROUGH. MODERATE SW SWELL. VISI : POOR IN PRECIPITATIONS. AMS (30S/40S,65E/80E) : SHOWERS. WIND: NW 4 TO 6, BACKING SOUTHERLY 5/6 FROM WESTERN AT NIGHT. SEA : ROUGH. MODERATE SW SWELL. VIS : POOR IN PRECIPITATIONS. CRO (40S/50S,50E/65E) : SHOWERS. WIND: WESTERLY 5 TO 7. SEA : ROUGH TO VERY ROUGH IN SOUTHERN. MODERATE SW SWELL. VIS : POOR IN PRECIPITATIONS. KER (40S/50S,65E/80E) : SHOWERS. WIND: WESTERLY 5 TO 7. SEA : ROUGH TO VERY ROUGH IN SOUTHERN. MODERATE SW SWELL. VIS : POOR IN PRECIPITATIONS.= ==========