High seas forecast

Issued by the Met Office at

For the period until

Storm warnings

At 271200UTC, low 51 north 08 west 957 expected 57 north 21 west 966 by 281200UTC. Winds are expected to just reach storm force 10 in the northeastern quadrant within 250 and 350 miles of the centre until 280000UTC. New low 48 north 39 west 962 expected by same time, moving rapidly southeast. Winds are expected to reach violent storm force 11 in the southwestern quadrant within 50 and 250 miles of the centre after 281200UTC. Winds are also expected to reach storm force 10 in the southern semicircle within 50 and 400 miles of the centre after 280500UTC. Finally, winds are also expected to reach storm force 10 in the far northeast of East Northern Section, just to the southwest of Iceland, from 280000UTC until 281900UTC

General synopsis

At 271200UTC, low 51 north 08 west 957 expected 57 north 21 west 966 by 281200UTC. Lows 51 north 29 west 963 and 61 north 30 west 983 losing their identities. New low 48 north 39 west 962 expected by same time, moving rapidly east

Area forecasts for the next 24 hours

Sole

Southwest, becoming cyclonic later, 6 to gale 8. Very rough or high. Rain or thundery showers. Good occasionally poor.

Shannon

Cyclonic 7 to severe gale 9, becoming southeast 4 to 6, then cyclonic later. Very rough or high. Thundery showers. Good, occasionally poor.

Rockall

Cyclonic 7 to severe gale 9, becoming south or southeast 5 to 7. Very rough or high. Rain or thundery showers. Moderate or good, occasionally poor.

Bailey

Easterly or southeasterly gale 8 or severe gale 9, occasionally storm 10 at first, decreasing 6 to gale 8 later. Very rough or high. Rain or showers. Moderate or good, occasionally poor.

Faeroes

Easterly or southeasterly gale 8 or severe gale 9, decreasing 6 to gale 8 later. Very rough or high, becoming rough or very rough later. Rain or showers. Moderate or good, occasionally poor.

Southeast Iceland

Easterly or southeasterly gale 8 or severe gale 9, decreasing 6 to gale 8 later. Very rough or high. Rain or showers. Moderate or good, occasionally poor.

East Northern Section

Cyclonic, mainly easterly or northeasterly, 7 to severe gale 9, occasionally storm 10 until later in far northeast. Very rough or high. Rain or showers, thundery in south. Moderate or good, occasionally poor.

West Northern Section

Cyclonic, mainly northeasterly, 7 to severe gale 9. Very rough or high. Rain or showers, but sleet or snow in far northwest and thundery showers later in southeast. Moderate or good, occasionally poor and very poor in far northwest.

East Central Section

In north of area

Cyclonic 4 to 6, occasionally 7 in north. Very rough or high, becoming rough or very rough later. Rain or thundery showers. Moderate or good, occasionally poor.

In south of area

Cyclonic 7 to severe gale 9, becoming westerly or southwesterly 4 to 6 for a time. High or very high becoming very rough or high later. Rain or thundery showers. Moderate or good, occasionally poor.

West Central Section

In area north of 50 north

Cyclonic 4 to 6. Very rough or high becoming rough or very rough. Wintry thundery showers, rain later in southeast. Good occasionally poor.

In rest of area

Cyclonic 7 to severe gale 9, becoming westerly or southwesterly 4 to 6, then cyclonic, mainly westerly, gale 8 to storm 10, occasionally violent storm 11 later in southwest. Very rough or high becoming high or very high later. Rain or showers, thundery at first in east. Good occasionally poor becoming moderate occasionally poor.

Denmark Strait

Northeasterly 7 to severe gale 9, decreasing 6 or 7 later in far east. Rough or very rough, but high in far southwest. Occasional rain, sleet and snow. Moderate or good, occasionally very poor. Light or moderate icing within 100 miles of the greenland coast, mainly near the ice, with temperatures ms02 to ms05. Occasional severe icing near the ice edge at first with temperatures ms06 to ms09.

North Iceland

In north of area

Cyclonic 46, occasionally 7 at first in north. Moderate. Occasional snow. Moderate or good occasionally very poor.

In south of area

Easterly 5 to 7. Rough, occasionally very rough in far south. Wintry showers. Good occasionally poor. Light or moderate icing in far northwest, close to the ice edge, with temperatures ms04 to ms07.

Norwegian Basin

Easterly or southeasterly 4 to 6, occasionally 7 in far southwest. Moderate in east, rough in west. Showers. Good.

Outlook for following 24 hours

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

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.

Bailey, East Northern Section and West Central Section.

Issued:

At 271200UTC, low 51 north 08 west 957 expected 57 north 21 west 966 by 281200UTC. Winds are expected to just reach storm force 10 in the northeastern quadrant within 250 and 350 miles of the centre until 280000UTC. New low 48 north 39 west 962 expected by same time, moving rapidly southeast. Winds are expected to reach violent storm force 11 in the southwestern quadrant within 50 and 250 miles of the centre after 281200UTC. Winds are also expected to reach storm force 10 in the southern semicircle within 50 and 400 miles of the centre after 280500UTC. Finally, winds are also expected to reach storm force 10 in the far northeast of East Northern Section, just to the southwest of Iceland, from 280000UTC until 281900UTC.