General synopsis

At 221200UTC, low 56 north 28 west 973 expected 58 north 37 west 982 by 231200UTC. Low 47 north 18 west 977 expected 49 north 07 west 959 by same time. Lows 49 north 20 west 979, 56 north 28 west 973 and 62 north 35 west 975 losing their identities

Area forecasts for the next 24 hours

Sole

Cyclonic 6 to gale 8, occasionally 5 at first, then increasing severe gale 9 at times. Rough or very rough becoming very rough or high. Rain or squally showers. Good, occasionally poor.

Shannon

Cyclonic 4 to 6, occasionally 3 in north and 7 in south, increasing 6 to gale 8 later in south. Rough or very rough, occasionally moderate in northeast. Showers. Good.

Rockall

In southwest, cyclonic 3 to 5, increasing 5 to 7. in northeast, easterly or southeasterly 6 to gale 8, occasionally 5 at first. In southwest, moderate or rough, becoming rough or very rough later. in northeast, rough or very rough. In southwest, showers. in northeast, occasional rain. Moderate or good.

Bailey

Easterly or southeasterly 6 to gale 8, occasionally 5 at first in southwest. Very rough or high. Rain or squally showers, perhaps wintry. Good, occasionally poor.

Faeroes

Easterly or southeasterly 6 to gale 8, occasionally severe gale 9. Very rough or high, becoming rough or very rough later. Rain or squally showers, perhaps wintry. Good, occasionally poor.

Southeast Iceland

Easterly or southeasterly 6 to gale 8. Very rough or high, becoming rough or very rough later. Rain or squally showers, perhaps wintry. Good, occasionally poor.

East Northern Section

In area north of 62 north

Easterly 6 to gale 8, perhaps severe gale 9 later near southern Iceland coast. Very rough or high, occasionally rough. Occasional rain or squally showers. Moderate or poor, occasionally good.

In southern half of area

Cyclonic 7 to severe gale 9 at first in far southwest, and variable 2 to 4 at first in northeast, otherwise cyclonic 4 to 6, increasing 6 to gale 8, occasionally 5 in west. Rough or very rough, becoming very rough or high later. Occasional rain or showers, squally at times. Moderate or good, occasionally poor.

In rest of area

Cyclonic 4 to 6, occasionally 3 in west, becoming easterly 6 to gale 8 in east and also later in west. Rough or very rough, becoming very rough or high later. Occasional rain or showers, becoming squally at times. Moderate or good, occasionally poor.

West Northern Section

In area north of 63 north

Easterly or northeasterly 6 to gale 8, but severe gale 9 to violent storm 11 in west near greenland, decreasing 4 to 6 for a time. Rough or very rough, occasionally high in northwest and also later in southeast. Rain at times, but sleet or snow in far northwest. Moderate or good, occasionally poor, but very poor in far northwest.

In rest of northern half of area

Cyclonic mainly westerly, 3 to 5, becoming easterly 5 to 7 for a time in far south, then becoming easterly 6 to gale 8 later in northeast. Rough or very rough, occasionally high later in east. Wintry showers, rain later in northeast. Good, occasionally poor.

In southeast

Cyclonic 6 to gale 8, occasionally severe gale 9 at first in south, decreasing 4 to 6, occasionally 3 later. Rough or very rough. Wintry showers. Moderate or good, occasionally very poor.

In southwest

Variable 2 to 4, becoming northwesterly 4 to 6 in far south and cyclonic 6 to gale 8 elsewhere, decreasing 4 to 6 later. Rough or very rough. Sleet and snow showers. Moderate or good, occasionally very poor.

East Central Section

In north

Cyclonic 4 to 6 until later in northeast, otherwise northwesterly 6 to gale 8, increasing gale 8 or severe gale 9 for a time in south, occasionally storm 10 later in south. Rough at first in northeast, otherwise very rough or high. Squally showers, wintry at times in west. Moderate or poor, occasionally very poor until later in west and good at first in northeast.

In south

Cyclonic 4 to 6 at first in far northeast, otherwise westerly or northwesterly 7 to severe gale 9, increasing storm 10 at times mainly in east, decreasing 5 or 6 later in far west. Very rough or high, occasionally very high in far southeast. Squally wintry showers. Moderate or poor.

West Central Section

In area north of 52 north

Northwesterly 6 to gale 8 at first in far northeast, otherwise cyclonic mainly westerly, 6 to gale 8 until later in south and west, otherwise 4 to 6, occasionally severe gale 9 at first in southwest. Very rough or high. Sleet and snow showers, squally at times. Moderate to very poor.

In rest of area

Westerly 7 to severe gale 9, occasionally storm 10 at first, then decreasing 6 at times, becoming cyclonic, mainly southwesterly later. High or very high, occasionally very rough later. Squally sleet and snow showers, occasional rain or sleet later. Moderate to very poor.

Denmark Strait

Northeasterly 7 to severe gale 9, but severe gale 9 to violent storm 11 near greenland, decreasing 6 at times in east and southeast. Rough or very rough, occasionally high in far west. Occasional rain in southeast and sleet and snow elsewhere. Moderate or good, occasionally poor in southeast and very poor elsewhere.

North Iceland

In northeastern half of area

Easterly or northeasterly 3 to 5 becoming variable 2 to 4. Moderate, occasionally rough in south. Wintry showers, fog patches in north. Moderate or good, occasionally very poor in north.

In southwestern half of area

Easterly or northeasterly 4 to 6, but 6 to gale 8 until later in southwest and at first in far south. Moderate or rough, becoming rough or very rough. Showers, wintry at times, fog patches at first in west. Moderate or good, occasionally poor, but very poor at first in west.

Norwegian Basin

Southeasterly 6 or 7 until later in far northeast and at first in far southwest, otherwise cyclonic 4 to 6, decreasing 3 at times. Rough or very rough at first in west, otherwise moderate or rough. Mainly fair. Good.

Outlook for following 24 hours

Violent storms expected in West Northern Section and Denmark Strait with storms in East Central Section and West Central Section. Severe gales expected in Sole and East Northern Section with gales in Shannon, Rockall, Bailey, Faeroes and Southeast Iceland.

Unscheduled storm warnings are broadcast via Safetynet and in bulletin WONT54 EGRR available via some internet and ftpmail outlets