High seas forecast

Issued by the Met Office at

For the period until

Storm warnings

Northeasterly winds are expected storm force 10, occasionally violent storm force 11 within 100 miles of the greenland coast between 64 and 69 north in northwest corner of west northern section and in the Denmark Strait, but becoming confined to south of 67 north from 231500UTC. Northwesterly winds are expected to reach storm force 10 in the southeast corner of East Central Section, in an area enclosed south of 51 north and east of 22 west from 231000UTC until 232300UTC. New low 53 north 37 west 982 expected by 240000UTC. Westerly winds will reach storm force 10 in West Central Section from 232300UTC, in the southern quadrant and later in the southwest quadrant, between 50 and 250 miles from the centre of the low.

General synopsis

At 230000UTC, low 48 north 09 west 961 expected 51 north 07 west 967 by 240000UTC. Low 57 north 31 west 980 expected 59 north 44 west 981 by same time. New low 53 north 37 west 982 expected by that time.

Area forecasts for the next 24 hours

Sole

Cyclonic becoming west or northwest later, 6 to gale 8. Very rough or high. Squally showers. Moderate, occasionally poor.

Shannon

Cyclonic mainly north or northeast, backing northwest later, 4 to 6, increasing 6 to gale 8, occasionally 3 in north. Rough or very rough, occasionally moderate at first in northeast, and high later in southwest and west. Showers. Good.

Rockall

In southwest, cyclonic, becoming mainly east 4 to 6, occasionally 3 at first. in northeast, easterly or southeasterly 5 to 7, occasionally gale 8 until later. In southwest, moderate or rough, becoming rough or very rough, occasionally high later in far southwest. in northeast, rough or very rough. In southwest, showers. in northeast, rain. In southwest, moderate or good. in northeast, good, occasionally poor.

Bailey

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

Faeroes

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

Southeast Iceland

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

East Northern Section

In the northeastern half of the area

Cyclonic mainly easterly or southeasterly, 6 to gale 8, perhaps severe gale 9 later near southern Iceland coast. Very rough or high, occasionally rough in far northwest. Occasional rain or squally showers. Moderate or poor, occasionally good.

In southwestern half of area

Cyclonic, 5 to 7, occasionally gale 8 in south and decreasing 4 at times at first and later. Rough or very rough, becoming very rough or high. Occasional rain or showers, squally at times. Moderate or good, occasionally poor.

West Northern Section

In northwest of area

Cyclonic mainly easterly or northeasterly, 6 to gale 8, occasionally 5 at first, increasing 7 to severe gale 9, but storm 10, occasionally violent storm 11 close to greenland. Very rough, occasionally high. Rain at times, but sleet or snow in far northwest. Moderate or good, occasionally poor, but very poor in far northwest.

In northeast of area

Cyclonic 3 to 5, becoming mainly easterly or southeasterly, 6 to gale 8. Rough or very rough, becoming very rough or high. Occasional rain or showers. Moderate or good, occasionally poor.

In rest of area

Cyclonic 6 to gale 8 until later in northwest, but 4 to 6 elsewhere, becoming variable 2 to 4 later. Very rough, becoming rough or very rough later. Wintry showers, squally at times, rain later in northeast. Good, occasionally poor.

East Central Section

Cyclonic, 3 to 5 at first in northeast, otherwise 7 to severe gale 9, occasionally storm force 10 for a time until later in southeast. Rough at first in northeast, otherwise very rough or high, occasionally very high in southeast. Rain or squally showers. Moderate or poor, occasionally good.

West Central Section

Cyclonic, 3 to 5 at times in north and later in northwest, otherwise 7 to severe gale 9, occasionally storm 10 later in central and eastern areas. Very rough in northeast, elsewhere high or very high, becoming very rough or high, occasionally rough later in northwest. Rain or squally wintry showers. Moderate or poor, occasionally good.

Denmark Strait

Northeasterly 7 to severe gale 9, but storm 10 or violent storm 11 at times near greenland ice edge, decreasing 5 or 6 at times in east and southeast. Rough or very rough, occasionally high in southwest. Occasional rain in southeast and sleet and snow elsewhere. Moderate or good, occasionally poor in southeast and very poor elsewhere.

North Iceland

In northern half of area

Variable 2 to 4. Moderate, occasionally rough at first in south. Wintry showers, fog patches in north. Moderate or good, occasionally very poor in north.

In southern half of area

Mainly easterly 4 to 6, occasionally 7 at first in southeast and southwest, decreasing 3 at times in east. Moderate or rough, occasionally very rough at first in far south. Mainly fair. Moderate or good, occasionally poor.

Norwegian Basin

Cyclonic 4 to 6, but easterly 7 at first in far northeast, decreasing 3 at times later. Moderate or rough. Mainly fair. Moderate or good, occasionally slight later in east.

Outlook for following 24 hours

Storms expected in East Central Section, West Central Section and Denmark Strait, with gales or severe gales expected in all other areas except north Iceland and Norwegian Basin.

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

Storm warnings

Storm warnings, issued by the Met Office, on behalf of the Maritime and Coastguard Agency.

West Northern Section, East Central Section, West Central Section and Denmark Strait.

Issued:

Northeasterly winds are expected storm force 10, occasionally violent storm force 11 within 100 miles of the Greenland coast between 64 and 69 north in northwest corner of West Northern Section and in the Denmark Strait, but becoming confined to south of 67 north from 231500UTC. Northwesterly winds are expected to reach storm force 10 in the southeast corner of East Central Section, in an area enclosed south of 51 north and east of 22 west from 231000UTC until 232300UTC. New low 53 north 37 west 982 expected by 240000UTC. Westerly winds will reach storm force 10 in West Central Section from 232300UTC, in the southern quadrant and later in the southwest quadrant, between 50 and 250 miles from the centre of the low.