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 021730 SECURITE: ========= WEATHER BULLETIN FOR THE HIGH SEAS FOR METAREA VII. ISSUED BY THE SOUTH AFRICAN WEATHER SERVICE ON THE 02nd OF SEPTEMBER 2010 AT 17:30 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 022200 TO 032200 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. TRISTAN : SW 35 to 40 in the south-west, spreading to the western interior by the second half of the period. SYNOPTIC SITUATION AT 12:00 UTC =============================== High 1026 hPa 30s28w High 1028 hPa 38s14e High 1028 hPa 32s72e Low 1008 hPa 28s10w Low 1004 hPa 37s08w Low 1008 hPa 52s22e Low 956 hPa 57s67e 1. Cold Front: 17s13w 20s07w 25s04w 30s10w 28s10w 37s08w 40s08w 45s08e 50s26e 57s67e 2. Cold Front: 35s28e 40s51e 45s61e 50s69e 55s75e 57s67e AREA FORECAST: ============== ASCENSION (06S/15S, 00E/20W) WIND : S to SE 10 to 20. VIS : Good, but moderate in light showers in the extreme north-east. SEA STATE: 2.5 to 3m, with S swell. ANGOLA (06S/15S, 00E/WEST COAST) WIND : SE 10 to 15 in the south-west, otherwise W to SW 5 to 10. VIS : Good, but poor in showers in the extreme east. SEA STATE: 2.5m in the south, with SW swell. ST HELENA (15S/30S, 00E/20W) WIND : S to SE 15 to 20 in the extreme north, otherwise SW to NW 15 to 25, reaching 30 in places at times. VIS : Good but moderate to poor in rain and showers in the extreme south. SEA STATE: 3.5 to 4m in the south, reaching 5.5 to 7m in the south-west, mainly SW swell. TRADES (15S/30S, 00E/WEST COAST) WIND : E to NE 20 to 30 in the south-west, otherwise S to SE 15 to 20, reaching 25 in the south-east but cyclonic 15 in the extreme east and north-east. It will become W to NW 15 to 25 in the south-west by the second half of the period. VIS : Good but poor in showers in the extreme east, north-east and south-west. SEA STATE: 2.5 to 3m, mainly SSW swell. TRISTAN (30S/40S, 00E/20W) WIND : SW 25 to 35 in the south-west, spreading western interior by the second half of the period, otherwise W to NW 20 to 30. VIS : Poor in rain and showers. SEA STATE: 3.5 to 4m, reaching 5m in the west and north-west, with WSW swell. CAPE WEST (30S/40S, 00E/20E) WIND : SE 15 to 25 in the north-east during the first half of the period, otherwise E to NE 20 to 30. It will become NE 20 to 30 in the extreme south-east, otherwise W to NW 25 to 30 by the end of the period. VIS : Good but poor in rain and showers in the west. SEA STATE: 2.5 to 3m, reaching 4m in the west, mainly NW swell. CAPE EAST (32.5S/40S, 20E/50E) WIND : E to NE 15 to 25 in the north-west, otherwise S to SE 15 to 25 but W to NW 15 to 20 in the extreme south-west. VIS : Good but poor in rain and showers in the extreme east and south-west. SEA STATE: 2.5 to 3.5m, with SW swell. DURBAN EAST (25S/32.5S, EAST COAST/55E) WIND : NE to N 15 to 25 in the extreme north-east at first, otherwise cyclonic 15 to 25, but SW to S 20 to 30 in the west and south-west. It will become cyclonic 15 to 25 in the extreme east, otherwise S to SE 15 to 25 but E to NE 15 to 20 in the extreme south-west by the end of the period. VIS : Good but poor in showers and rain in the extreme east. SEA STATE: 2,5 to 3m, mainly E swell. MOZAMBIQUE CHANNEL: WIND : SW to W 10 to 15 in the east and south-east, otherwise S to SE 15 to 20. VIS : Good but poor in showers at times. SEA STATE: 2.5 to 3m in the extreme north, mainly ESE swell. MADAGASCAR EAST: WIND : NE 15 to 20 in the extreme south, otherwise SE to E 20 to 25. VIS : Good but moderate in showers in the north. SEA STATE: 2.5 to 3m, mainly E swell. MARION FORTIES EAST: (40S/50S, 35E/50E) WIND : S to SW 15 to 25, becoming SE 10 to 20 in the north-east, while NE 20 in the north-west by the end of the period. VIS : Good but moderate in showers in the north-west by the end of the period. SEA STATE: 3.5 to 4.5m, reaching 5m in the south-east, mainly SW swell. AREA 2: ======= MARINE METEOROLOGICAL BULLETIN FROM METEO-FRANCE/LA REUNION ON AREA ACK (AMSTERDAM-CROZET-KERGUELEN) DATE : 10/09/02 UTC TIME : 1800 AVERAGED WIND SPEED ON BEAUFORT SCALE WIND GUSTS MAY BE ABOUT 40% STRONGER THAN THE AVERAGES GIVEN HERE. PART 1: WARNING : NIL BUT GALE FORCE 8 RUNNING OVER KER AND EXPECTED OVER CRO. PART 2: GENERAL SYNOPSIS, 10/09/02 AT 1200 UTC : HIGH 1029 HPA NEAR 32S/70E, MOVING EASTWARD 25 KT. COLD FRONT 37S/49E, 40S/55E, 44S/60E, 47S/65E. PART 3: FORECAST FOR 24 HOURS FROM 10/09/02 AT 1800 UTC TO 10/09/03 AT 1800 UTC : WAM (30S/40S,50E/65E) : FRONTAL RAIN. WIND : NW 4/5 AHEAD THE FRONT IN NORTH OF 35S INCREASING 6/8 IN SOUTH OF 35S BACKING SE 4/5 BEHIND. SEA : MODERATE TO ROUGH. VIS : POOR IN RAIN. AMS (30S/40S,65E/80E) : FRONTAL RAIN IN SOUTH OF 35S. WIND : NW 3/5 IN NORTH OF 35S INCREASING 6 IN SOUTH OF 35S. SEA : MODERATE TO ROUGH BECOMING ROUGH TO VERY ROUGH. MODERATE SW SWELL. VIS : POOR IN RAIN. CRO (40S/50S,50E/65E) : FRONTAL RAIN OR SNOW THEN SHOWERS AND SQUALLS. WIND : ROUGH TO VERY ROUGH IN NORTH OF 45S INCREASING W OR SW 6/8 IN SOUTH OF 45S. SEA : ROUGH TO VERY ROUGH IN NORTH OF 45S, VERY ROUGH TO HIGH IN SOUTH OF 45S LOCALLY VERY HIGH OVER FAR SOUTHERN. HEAVY NW SWELL ABATING THEN ARRIVAL OF AN HEAVY SW SWELL. VIS : POOR IN RAIN OR SNOW. KER (40S/50S,65E/80E) : FRONTAL RAIN OR SNOW THEN SHOWERS AND SQUALLS. WIND : NW 7/8 AHEAD THE FRONT BACKING W TO SW 6/8 BEHIND. SEA : VERY ROUGH TO HIGH. HEAVY NW SWELL THEN ARRIVAL OF AN HEAVY SW SWELL. VIS : POOR IN RAIN AND SNOW.= ==========