Bulletinset for METAREA 2 Edition date (UTC): 2026-09-18 15:58:53 ============================ HIGH SEAS WARNING ============================ WONT50 LFPW 180741 SECURITE ON METAREA 2, METEO-FRANCE, WARNING NR 352, FRIDAY 18 SEPTEMBER 2026 AT 0740 UTC GENERAL SYNOPSIS, FRIDAY 18 OF SEPTEMBER AT 00 UTC. HEAT LOW 1006 OVER SAHARA, WITH LITTLE CHANGE, WITH TROUGH REACHING NORTH MOROCCO. HIGH 1028 39N26W, DRIFTING SOUTHEAST AND WEAKENING, EXPECTED 1025 41N20W BY 19/12 UTC. ASSOCIATED RIDGE BUILDING OVER THE BAY OF BISCAY. EAST OF CADIZ, GIBRALTAR STRAIT. FROM 19/00 UTC TO 19/12 UTC AT LEAST. EAST 8 IN AND LEEWARD STRAIT. GUSTS. BT *= ============================ HIGH SEAS FORECAST ============================ FQNT50 LFPW 180831 A SECURITE Weather bulletin on METAREA 2, METEO-FRANCE Toulouse, Friday 18 September 2026 at 1015 UTC. Wind speed in BEAUFORT SCALE. Sea state in DOUGLAS SCALE. Please be aware, wind gusts can be a further 40 percent stronger than the averages given here, and maximum waves may be up to twice the significant height. Part 1 : WARNING NR 352. Part 2 : General synopsis, Friday 18 at 00 UTC Complex low over Iceland, slow-moving. Associated disturbed flow above 45N, with a first trough over the Bay of Biscay and a second trough over northwest FARADAY. Thundery low 1022 30N34W, slowly moving north and expected 1015 33N34W by 19/12 UTC. Heat low 1006 over Sahara, with little change, with trough reaching north Morocco. New low expected 984 50N53W by 19/12 UTC, with associated trough over west FARADAY. High 1028 39N26W, drifting southeast and weakening, expected 1025 41N20W by 19/12 UTC. Associated ridge building over the Bay of Biscay. Tropical wave along 36W, south of 18N, moving west near 15 kt. Monsoon trough near 18N16W to 10N40W. Part 3 : Area forecasts to Saturday 19 at 12 UTC FARADAY. In far northwest : West or Northwest 2 to 4, veering East or Northeast later, at times 5. Elsewhere : Southwest 5 or 6, temporarily decreasing 4 or 5 later. Moderate or rough. Poor vis in rain or thundery showers mainly in northwest. ROMEO. West or Southwest 4 or 5, locally 6 in northwest. Rough in long NW swell, abating moderate in southwest later. Moderate or poor vis in rain or showers in far northwest soon. ALTAIR. Southwest 4 or 5, at times 6 in northwest later. Slight or moderate, at times rough in far northwest at end. Moderate or poor vis in rain or showers. CHARCOT. - In northwest : Northwesterly 3 or 4, backing Southwest soon. - In southeast : North or Northeast 3 to 5. Moderate, locally rough in extreme west. Moderate vis in scattered showers. ACORES. Southeasterly 3 or 4, at times 5 in far southwest, increasing 4 or 5 in south at end, at times 6 in west. Slight or moderate. Poor vis in showers, locally thundery in southwest. JOSEPHINE. North or Northeast 4 or 5, locally 6 in far southeast at first. Moderate, locally rough in east. IRVING. In west : Cyclonic 3 to 5, at times 6 in north at end. In east : East or Northeast 3 or 4, at times 5 in extreme east. Moderate. Poor or very poor vis in thundery showers mainly in west. MADEIRA. North or Northeast 4 or 5, at times 6 in northeast. Moderate, locally rough in east. Moderate vis in some showers in west. PAZENN. West or Southwest 4 or 5 in north, but Variable 2 to 4 in south. Rough or very rough, becoming rough soon. Long NW swell 3 to 4 m, decreasing 3 to 3.5 m soon, then abating later. IROISE, YEU. West or Northwest 3 or 4, backing West or Southwest soon. Moderate or rough. NW swell 3 to 3.5 m in west, abating later. ROCHEBONNE. Northerly 3 or 4, becoming Variable 2 to 4 soon. Moderate or rough, abating moderate at end. NW swell increasing 3 to 3.5 m in west, then abating later. CANTABRICO. North or Northeast 2 to 4, veering Northeasterly 2 to 4 soon. Moderate or rough, abating moderate at end. NW swell increasing 3 m in west, then abating later. Locally poor vis in rain in east at first. FINISTERRE. Northeasterly 2 to 4, locally 5 or 6 in south and leeward cape. Moderate or rough, becoming rough soon. NW swell increasing 3 m in north, then abating later. PORTO. North 5 or 6, decreasing North or Northeast 3 or 4 in east later. Moderate or rough. SAO VICENTE. - In far southeast : East or Northeast 3 or 4, increasing 5 or 6 later. - Elsewhere : North 5 or 6, decreasing 4 or 5 later, then North or Northeast 3 or 4 at end. Moderate or rough. CADIZ, GIBRALTAR STRAIT. - In and leeward strait : East 5 or 6, increasing 6 or 7 soon, at times 8 later. Gusts. - Elsewhere : Variable 2 to 4. Slight or moderate, locally rough leeward strait later. CASABLANCA. North or Northeast 4 or 5, locally 6 in west at first. Moderate or rough. AGADIR, TARFAYA. Northerly 4 or 5, at times 6 near coast at first, decreasing 3 or 4 at end. Moderate, locally rough in north. Moderate vis due to some fog patches. METEOR. - In west : Variable 2 to 4. - In east : Northeasterly 3 or 4, at times 5 in south.. Moderate, locally slight in west. Poor vis in thundery showers in west. CANARIAS. North or Northeast 3 to 5. Moderate, at times rough in far northeast. CAPE VERDE. Northeasterly 3 or 4, at times 5 in east. Moderate. Moderate vis due to some sand haze. CAP BLANC. North or Northeast 4 or 5, locally 6 in southeast.Gusts. Moderate, locally rough in south at first. Moderate vis due to some sand haze in far southeast. CAP TIMIRIS. Northerly 4 or 5, at times 6 in far north. Moderate, locally rough in north at first. Moderate vis due to some sand haze in east. SIERRA LEONE. In northwest : North or Northeast 3 or 4. In southeast : West or Southwest 3 or 4, locally 5 in east later. Moderate. Poor or very poor vis in thundersqualls in south. Moderate vis due to some sand haze in far northeast. GULF OF GUINEA. South or Southwest 3 or 4, at times 5 in far northwest. Moderate. Poor vis in thundery showers in north. POINTE NOIRE. South or Southeast 3 or 4. Moderate. Part 4 : outlook for next 24 hours Persistence of Easterly gale in and leeward Gibraltar strait. Threat of Southerly near gale or gale over FARADAY and west of ALTAIR.