SE-Atlantic (Metarea II)

FQNT50 LFPW 120856
A
SECURITE
Weather bulletin on METAREA 2,
METEO-FRANCE Toulouse, Wednesday 12 April 2023 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 202.


Part 2 : General synopsis, Wednesday 12 at 00 UTC
Trough associated to low "NOA" and extending from Ireland to north
Azores islands moving east, crossing Bay of Biscay at first.
Stationary low 1013 22N16W, filling later.
New low expected 978 51N42W by 13/00 UTC with associated trough
extending towards FARADAY and northwest ALTAIR.
High 1029 38N31W slow moving, expected 1028 37N25W by 13/12 UTC.
Associated ridge building northwards at first and drifting northeast
soon.
The monsoon trough enters the Atlantic through West of the coast of
Africa near 08N13W to 02N21W. The ITCZ extends from 02N21W to 02N30W
and 04N35W.


Part 3 : Area forecasts to Thursday 13 at 12 UTC

FARADAY.
Westerly 5 or 6, locally 7 at first in east,  gradually increasing
South or Southeast 7 or 8 from west soon, then veering Southwest 8
later. Severe gusts.
Rough or very rough, becoming high in west at end.
In west, West swell 3 to 4 m, increasing 6 to 7 m later.
Moderate or poor vis in rain and showers.

ROMEO.
West or Northwest 6 or 7, backing West or Southwest later. Severe
gusts.
Very rough, locally high in east, with long NW swell.
West swell 3 to 4 m, temporarily increasing 5 to 6 m in northeast.
Moderate or poor vis in rain or showers.

ALTAIR.
Variable clockwise 3 to 5, increasing gradually South or Southwest 7
or 8 soon from west, decreasing 5 or 6, at times 7 in northeast at
end. Severe gusts.
Rough becoming very rough later, locally high in northwest at end
with NW swell.
In northwest, West swell, increasing 5 to 6 m later.
Moderate or poor vis in rain or showers.

CHARCOT.
Northwesterly 4 to 6 from south to north, backing Southwest 5 or 6 at
end, locally 7 in Northwest. Gusts.
Rough locally very rough in north, in long NW swell.
Moderate or poor vis in rain or showers.

ACORES.
Variable clockwise 2 to 4, increasing locally  Southwesterly  4 to 6
in west soon.
Moderate or rough in NW swell.
Moderate vis in rain or showers.

JOSEPHINE.
Northwesterly 4 or 5 veering gradually Northeasterly 3 to 5 soon.
Moderate locally  rough in north, becoming rough at end.
Moderate vis in rain or showers mainly in north.

IRVING.
East or Northeast 4 or 5 in east, but Variable 2 to 4 in west.
Moderate in NW swell, locally rough in far southeast.
Moderate in some haze or fog patches.

MADEIRA.
Northeast 4 or 5, locally 6 in south.
Moderate or rough in NW swell.

PAZENN.
West or Northwest 6 or 7, locally 8 in far north, decreasing 6  or 7
in the evening, then decreasing Northwest 5 or 6 at end. Severe
gusts.
Very rough, increasing very rough or high in daytime, abating next
night.
Increasing W or NW swell 4 or 5 m.
Moderate or poor visibility in rain, then thundery showers.

IROISE, YEU.
West 7, locally 8 in IROISE till late afternoon, decreasing West or
Northwest 6 or 7 in evening. Severe to violent gusts.
Very rough, increasing high in afternoon, then abating very rough
next night.
Long NW swell increasing 4 to 6 m in evening.
Moderate or poor visibility in rain, then showers, becoming thundery
next night.

ROCHEBONNE.
West or Northwest 6 or 7. Severe to violent gusts.
Very rough, temporarily high in far northwest in afternoon.
Long NW swell increasing 4 to 5 m in evening, decreasing at end.
Moderate or poor visibility in rain, then showers, becoming thundery
next night.

CANTABRICO.
West or Nothwest 5 or 6, at times 7, increasing West 6 or 7 next
night. Severe to violent gusts.
Increasing very rough.
Long NW swell increasing 3.5 to 4.5 m in evening, decreasing at end.
Moderate or poor visibility in rain, then showers, becoming thundery
next night.

FINISTERRE.
West or Northwest 5 or 6, decreasing temporarily 4 or 5 in south in
daytime. Gusts.
Rough or very rough, increasing very rough in evening.
W or NW 3 or 4 m, increasing 4 or 5 m in evening, then abating at
end.
Moderate or poor visibility in rain, then showers at times thundery
next night in west.

PORTO.
North or Northwest 4 or 5.
Rough, temporarily becoming very rough later in north, in long NW
swell.
Moderate or poor vis in rain.

SAO VICENTE.
North or Northwest 4 or 5, locally 6 near coasts. Gusts.
Moderate or rough.
Moderate vis in scattered rain.

CADIZ.
Variable 3 to 5, becoming Northwesterly 4 or 5 soon, at times 6,
veering North at end.
Moderate.
Moderate or poor vis due to some coastal fog patches.

GIBRALTAR STRAIT.
Westerly increasing 4 or 5, locally 6 in east. Gusts in east.
Slight increasing moderate later.
Moderate or poor vis due to some coastal fog patches.

CASABLANCA.
North or Northeast 4 or 5, increasing locally 6 in far south later.
Moderate, temporarily rough, in NW swell.
Moderate or poor vis due to some coastal fog patches.

AGADIR.
North or Northeast 5 or 6, increasing 6 or 7 later. Gusts.
Moderate or rough with NW swell.
Moderate or poor vis due to some coastal fog patches.

METEOR.
East or Northeast 4 to 6 from northwest to southeast.
Rough, locally moderate in far northwest.

CANARIAS.
Northeast 5 or 6, locally 7 between Islands. Severe gusts.
Moderate or rough.
Moderate or poor vis in thundery showers in southeast, or due to sand
haze.

TARFAYA.
North or Northeast 3 to 5, increasing 5 or 6 soon.
Moderate, increasing moderate or rough at end.
Moderate or poor vis due to sand haze.

CAPE VERDE.
Northeasterly 5 or 6 in northwest, North or Northeast 2 to 4 in
southeast.
Moderate in south, rough in north.
Moderate or poor vis due to sand haze in east.

CAP BLANC.
In north, Northeast 5 or 6, locally 7 at first,  veering Easterly 4
or 5 temporarilly 6 in north.
In south, Cyclonic 2 to 4, becoming mainly Northeast 3 or 4 later.
Moderate or rough.
Moderate or poor vis in thundery showers in far northeast. Moderate
or poor vis due to sand haze.

CAP TIMIRIS.
Northerly 2 to 4, veering Northeast at end.
Moderate.
Moderate vis in some showers along the coast.

SIERRA LEONE.
North or Northeast 3 or 4, but mainly Northwest 2 to 4 in far
southeast.
Moderate, locally slight along African coast.
Thundersqualls with severe gusts in far southeast.
Poor visibility due to thundersqualls.

GULF OF GUINEA.
South or Southwest 3 or 4 in east, but Variable in west.
Slight or moderate.
Poor visibility due to thundersqualls with severe gusts.

POINTE NOIRE.
Southeast 4 or 5 .
Moderate.
Poor visibility due to thundersqualls with severe gusts.

 

Part 4 : outlook for next 24 hours
Threat of Westerly near gale over all areas of the Bay of Biscay.
Threat of Southwesterly near gale or gale over FARADAY.
Threat of Southwesterly near gale over ALTAIR, ROMEO and CHARCOT.
laNortheasterly near gale over AGADIR and CANARIAS.