Bulletinset for METAREA 2 Edition date (UTC): 2026-03-18 07:37:29 ============================ HIGH SEAS WARNING ============================ WONT50 LFPW 171945 SECURITE ON METAREA 2, METEO-FRANCE, WARNING NR 167, TUESDAY 17 MARCH 2026 AT 1940 UTC GENERAL SYNOPSIS, TUESDAY 17 OF MARCH AT 12 UTC. LOW "THERESE" 40N17W DEEPENING AND SLOWLY MOVING SOUTH, EXPECTED 981 37N18W BY 19/00 UTC. HIGH 1040 39N46W EXPECTED 1034 35N46W BY 19/00 UTC. ASSOCIATED RIDGE BUILDING NORTHEAST AND MERGING WITH THE NEXT RIDGE. RIDGE EXTENDING FROM EASTERN EUROPE TO BAY OF BISCAY DRIFTING TOWARDS BRITISH ISLES. ALTAIR. FROM 18/15 UTC TO 19/00 UTC AT LEAST. NORTH 8 IN EAST, BUT TEMPORARILY NORTHWEST 8 IN FAR SOUTHWEST AT FIRST, INCREASING LOCALLY 9 IN SOUTH AT END. SEVERE GUSTS. HIGH. CHARCOT. FROM 18/00 UTC TO 19/00 UTC AT LEAST. IN WEST, NORTH 8, LOCALLY 9 IN SOUTH SOON, THEN VEERING NORTHEAST AT END. GUSTS. HIGH AND CROSS. ACORES. FROM 18/15 UTC TO 19/00 UTC AT LEAST. NORTH OR NORTHWEST 8, INCREASING LOCALLY 9 IN FAR NORTHEAST AT END. SEVERE GUSTS. HIGH. JOSEPHINE. FROM 18/03 UTC TO 19/00 UTC AT LEAST. IN WEST, NORTH OR NORTHWEST 8 OR 9, BECOMING CYCLONIC AT END. SEVERE GUSTS. HIGH AND CROSS, TEMPORARILY VERY HIGH IN WEST AT END. IRVING. FROM 18/15 UTC TO 19/00 UTC AT LEAST. IN WEST, NORTH OR NORTHWEST 8. SEVERE GUSTS. BT *= ============================ HIGH SEAS FORECAST ============================ FQNT52 LFPW 171948 A SECURITE Weather bulletin on METAREA 2, METEO-FRANCE Toulouse, Tuesday 17 March 2026 at 2215 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 167. Part 2 : General synopsis, Tuesday 17 at 12 UTC Trough extending from Iceland to southwest Ireland evacuating northeast. Low "THERESE" 40N17W deepening and slowly moving south, expected 981 37N18W by 19/00 UTC. High 1040 39N46W expected 1034 35N46W by 19/00 UTC. Associated ridge building northeast and merging with the next ridge. Ridge extending from eastern Europe to Bay of Biscay drifting towards British Isles. Monsoon trough enters the Atlantic near 10N14W to 03N20W. ITCZ continues from 02N24W to 02S43W. Part 3 : Area forecasts to Thursday 19 at 00 UTC FARADAY. In west, decreasing Northwest 5 or 6, and 3 to 5 soon, then becoming Variable 2 to 4 later. Gusts. In east, North 6 or 7, veering Northeast at end. Gusts. High, abating very rough soon, then rough or very rough later. Long NW swell 5 to 7 m, abating from west soon. Moderate or poor vis in rain, improving at end. ROMEO. Northerly 3 to 5, locally 6 in far west and in far southeast, increasing North or Northeast 6 or 7 soon, then decreasing East or Northeast 5 or 6 in east later. Gusts. Very rough or high, at times cross in west, in NW swell. Long NW swell 5 to 7 m, abating later. Moderate or poor vis in rain or showers. ALTAIR. North or Northwest 6 or 7, increasing Northerly 7 or 8 later, then locally 9 in far south at end, but decreasing North or Northeast 5 or 6 in west. Severe gusts. Very rough or high. Long NW swell 5 to 7 m, abating later. Moderate or poor vis in rain or showers. CHARCOT. In west, increasing Northerly 7 or 8, and locally 9 in far south soon, then veering Northeast at end. Severe gusts. In east, East or Southeast 3 to 5, increasing 5 or 6 later, and 6 or 7 at end. Gusts. Very rough or high, and cross. Long NW swell 5 to 6 m from west, abating later. Poor vis in rain or showers. ACORES. North or Northwest 6 or 7, increasing 7 or 8 later, then locally 9 in far northeast at end. Severe gusts. Very rough or high. Long NW swell 5 to 6 m in northwest, abating later. Poor vis in rain or showers, at times thundery. JOSEPHINE. In west, North or Northwest increasing 7 or 8, and 8 or 9 soon, then becoming Cyclonic at end. Severe gusts. In east, Southerly 4 or 5, becoming Cyclonic 4 to 6 soon, then Southeasterly 5 or 6 at times 7 later. Severe gusts. Rough or very rough, increasing very rough or high soon, then temporarily very high in west at end. Increasing NW swell near 5 to 7 m later. Poor vis in heavy rain and thundery showers. IRVING. North or Northwest 6 or 7, increasing 7 or 8 in west later. Severe gusts. Rough or very rough and cross, becoming very rough or high soon. Long NW swell increasing 5 m in east at end. Poor vis in thundery showers. MADEIRA. West or Northwest 5 or 6, at times 7, locally Southwest in east. Severe gusts. Moderate or rough, becoming very rough, locally high in northwest later. Long NW swell increasing 5 to 7 m in northwest at end. Poor vis in heavy rain or thunderstorms. PAZENN. Southeasterly 3 or 4, backing Easterly 3 to 5 soon, then increasing East or Northeast 4 or 5 later, locally 6 in east. Rough or very rough. Long W or NW swell 3 to 4m, increasing NW 4 to 5m soon, then abating 3 to 3.5m later. Poor vis in showers in west. IROISE, YEU, ROCHEBONNE. Southeasterly 4 or 5, increasing Easterly 5 or 6 soon. Moderate or rough, becoming rough or very rough later. Long NW increasing 3 to 4m later. CANTABRICO. Easterly 3 to 5, temporarily Variable 2 to 4 in west in daytime. Moderate or rough, becoming rough later, temporarily very rough in west. Long NW increasing 3 to 4m later, then abating at end. Poor vis in fog patches in west. FINISTERRE. Southeasterly increasing 4 or 5 at first, temporarily 6 in southwest, backing Easterly later, then East or Northeast at end. Gusts. Increasing very rough soon in NW swell, then decreasing rough at end. Long NW swell 3 to 3.5m, increasing 4 to 4.5m soon, then abating 3.5m later. Poor vis in showers. PORTO. South or Southeast 4 or 5, at times 6, increasing 5 or 6 later, locally 7 in south. Gusts. Rough, increasing rough or very rough soon in long NW swell. Moderate or poor vis in rain or showers, at times thundery. SAO VICENTE. South or Southeast 4 or 5, at times 6, increasing 5 or 6, at times 7 later. Gusts. Moderate or rough, becoming rough or very rough later in long NW swell. Poor vis in rain and thundery showers. CADIZ, GIBRALTAR STRAIT. Decreasing Southeasterly 3 to 5, then backing Easterly at end, and increasing locally 6 or 7 in and leeward strait. Gusts. Becoming slight or moderate, increasing locally rough in southwest at end. Poor vis in rain or thundery showers, improving later. CASABLANCA. Southerly 4 or 5, increasing South or Southwest 6 or 7 from west soon. Severe gusts in thunderstorms. Rough, increasing very rough and cross later, in long NW swell. Poor vis in heavy rain or thunderstorms. AGADIR, TARFAYA. Southwesterly 4 or 5, increasing 5 or 6 soon, at time 7 in north, locally decreasing 4 or 5 in south at end. Gusts in thunderstorms. Moderate or rough, increasing rough and cross at end. Poor vis in locally heavy rain or thunderstorms. METEOR. Northerly 5 or 6, temporarily 4 at first in far southeast, backing Northwesterly 6 or 7 in far north later. Gusts. Moderate or rough, increasing gradually very rough from north. Long NNW swell increasing 5 m in northeast at end. Poor vis in showers in northeast. CANARIAS. Westerly 4 or 5, increasing 5 or 6 soon, at times 7 in far north later. Gusts in north. Moderate, becoming gradually rough or very rough from northwest. Poor vis in thundery showers. CAPE VERDE. North or Northeast 4 or 5, at times 6 in far northwest. Gusts. Moderate, locally becoming rough in northwest soon, and locally very rough in far north at end. Moderate or poor vis due to sand haze. CAP BLANC. Northwesterly 3 to 5. Moderate, increasing rough at end in extreme northwest. Moderate vis due to sand haze. CAP TIMIRIS. Northerly 4 or 5, decreasing 3 or 4 at end. Moderate. Moderate vis due to sand haze. SIERRA LEONE. North or Northeast 4 or 5, but Northwesterly 3 or 4 in far southeast. Moderate. Moderate or poor vis due to sand haze. GULF OF GUINEA. Mainly Southerly 2 to 4, but locally Variable 1 to 3 in far northwest. Severe gusts with thundersqualls. Slight or moderate. Poor or very poor vis in thundersqualls. POINTE NOIRE. Southeast 3 or 4 in west, but mainly Southerly 2 to 4 in east. Severe gusts with thundersqualls. Slight or moderate. Poor or very poor vis in thundersqualls. Part 4 : outlook for next 24 hours Persistance of Cyclonic near gale to severe gale between 25 N and 45 N. Persistance or threat of Easterly near gale or gale over CADIZ and GIBRALTAR.