High seas forecast

Issued by the Met Office at

For the period until

Storm warnings

At 100000UTC, low 54 north 36 west 987 expected 61 north 12 west 965 by 110000UTC. Winds will reach storm force 10 between 100 miles and 350 miles from the centre in the southern and southwestern quadrant throughout, and occasionally increase violent storm 11 until 110200UTC. In addition northeasterly winds will increase storm force 10 at times from 102100UTC in the Denmark Strait, in an area east of 22 west and north of 67 north, and occasionally increase violent storm force 11 from 111800UTC, mainly over the ice in same area. Also in sea area north Iceland in an area that lies both west of 18 west and north of 68 north winds will increase storm force 10 at times throughout mainly over the ice. And finally, low 54 north 55 west 987 expected 57 north 33 west 973 by same time. Winds will occasionally increase storm force 10 between 50 and 150 mile from the centre in the southern quadrant from 1109000UTC.

General synopsis

At 101200UTC, low 57 north 22 west 969 expected 64 north 11 west 958 by 111200UTC. Low 54 north 55 west 987 expected 57 north 33 west 973 by same time. Low 67 north 15 west losing its identity by that time. at 101200UTC, low 60 north 56 west 984 expected 62 north 58 west 976 by 111200UTC.

Area forecasts for the next 24 hours

Sole

Cyclonic, mainly west or southwest 6 or 7, occasionally gale 8 at first. Rough or very rough, occasionally high for a time. Rain, then showers. Good, occasionally poor.

Shannon

Southwest veering west for a time, 6 to gale 8, occasionally severe gale 9 at first. Very rough or high, occasionally very high for a time in north. Rain or squally showers. Moderate or poor.

Rockall

Cyclonic becoming west or northwest, gale 8 to storm 10, occasionally violent storm 11 at first, backing southwest 7 to severe gale 9 later. Very rough or high, becoming high, occasionally very high for a time. Squally showers. Moderate or poor.

Bailey

Cyclonic 7 to severe gale 9, occasionally storm 10 for a time, becoming southwest 6 to gale 8 later. Rough or very rough, becoming very rough or high, occasionally very high for a time. Rain or squally showers. Moderate or poor.

Faeroes

Cyclonic 5 to 7, increasing 7 to severe gale 9, perhaps storm 10 later. Rough or very rough, becoming very rough or high. Rain or showers. Moderate or good, occasionally poor.

Southeast Iceland

Cyclonic 3 to 5 at first, otherwise 5 to 7, increasing 7 to severe gale 9. Rough or very rough, becoming very rough or high. Rain or showers. Moderate or good, occasionally poor.

East Northern Section

In area north of 60 north

Cyclonic, 3 to 5 at first in northeast, otherwise 7 to severe gale 9, decreasing 5 to 7 later. Rough or very rough, occasionally high in southeast. Rain then squally wintry showers, with snow at times in northwest. Moderate or poor, occasionally good, but becoming very poor at times in northwest.

In rest of area

Cyclonic becoming westerly or northwesterly, 7 to severe gale 9, but storm 10 or violent storm 11 at first in southeast, backing westerly or southwesterly later. Very rough or high, occasionally very high at first in southeast. Rain, sleet or squally showers, wintry at times. Moderate or poor.

West Northern Section

In area to the north of 60 north

Cyclonic becoming northwesterly 5 to 7, occasionally gale 8 at first in northwest, becoming cyclonic 2 to 4, then increasing 4 to 6, occasionally 7 later in northeast. Rough or very rough, occasionally moderate in far northwest. Sleet, snow or wintry showers. Moderate or good, occasionally very poor. Light icing at times in far northeast and far west.

In rest of area

Westerly or northwesterly, 6 to gale 8, occasionally 5 in west, becoming cyclonic 7 to severe gale 9, occasionally 6 in north, but storm 10 at times later in south. Rough or very rough, becoming very rough or high. Rain, snow or squally and wintry showers. Moderate to poor, occasionally good, but very poor at times. Occasional light icing later in southwest.

East Central Section

In area to the north of 50 north

Westerly or northwesterly, backing southwesterly later, 7 to severe gale 9, occasionally storm 10 at first in northeast. High or very high, becoming very rough or high. Rain or squally, wintry showers. Moderate or poor, occasionally good later.

In area to the south of 50 north

Westerly or northwesterly backing southwesterly later, 5 to 7, occasionally gale 8 at first and later in north. Very rough or high, becoming rough or very rough later. Rain or showers, but becoming fair for a time. Moderate or good, occasionally poor.

West Central Section

In area to the south of 50 north

Westerly or northwesterly at first in east, otherwise southwesterly 5 to 7, occasionally 4 at first in south, and gale 8 in north. Rough or very rough. Rain or showers. Moderate or good, occasionally poor.

In area to the north of 50 north

Westerly backing southwesterly, 7 to severe gale 9, occasionally 6 at first. Very rough or high. Squally wintry showers, then rain or sleet for a time. Moderate or poor, occasionally good. Occasionally light icing later in northwest.

Denmark Strait

In area to the west of 30 west and south of 66 north

Variable 2 to 4, becoming cyclonic 4 to 6. Moderate or rough. Snow showers. Good, occasionally poor.

In rest if area

Northeasterly gale 8 to storm 10, occasionally 7 at first, increasing violent storm 11 at times later in north. Very rough or high. Sleet or snow at times. Moderate to poor, occasionally very poor. Light or moderate icing, with temperatures ms02 to ms05, but severe or very severe icing near the ice, with temperatures ms06 to ms09.

North Iceland

Cyclonic 5 to 7, increasing gale 8 at times, but in west close to ice, mainly northerly or northeasterly, 7 to severe gale 9, occasionally storm 10. Moderate or rough at first in north, otherwise rough or very rough, but occasionally high later in far southeast. Sleet or snow at times in west and north, rain or sleet at times in southeast. Moderate to poor, occasionally very poor, but good at times in south. Light or moderate icing in north and west, with temperatures ms02 to ms05, but severe or very severe icing at times near the ice, with temperatures ms06 to ms09.

Norwegian Basin

Southerly or southwesterly 5 to 7, occasionally gale 8 at first in east, backing southerly or southeasterly 7 to severe gale 9, perhaps storm 10 for a time in east, backing southwesterly 6 to gale 8 later in west. Rough or very rough, becoming very rough or high later, except in far east. Rain or showers, squally later. Moderate or good, occasionally poor.

Outlook for following 24 hours

Violent storm force winds are expected in west north section, Denmark Strait and north Iceland. Storm force winds expected in Rockall, East Northern Section and West Central Section. Severe gales expected in Shannon, Bailey, Faeroes, East Central Section and Norwegian Basin, with a risk of severe gales in Sole. Gales are expected in 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.

Rockall, Bailey, East Northern Section, West Northern Section, East Central Section, Denmark Strait, North Iceland and Norwegian Basin.

Issued:

At 100000UTC, low 54 north 36 west 987 expected 61 north 12 west 965 by 110000UTC. Winds will reach storm force 10 between 100 miles and 350 miles from the centre in the southern and southwestern quadrant throughout, and occasionally increase violent storm 11 until 110200UTC. In addition northeasterly winds will increase storm force 10 at times from 102100UTC in the Denmark Strait, in an area east of 22 west and north of 67 north, and occasionally increase violent storm force 11 from 111800UTC, mainly over the ice in same area. Also in sea area north Iceland in an area that lies both west of 18 west and north of 68 north winds will increase storm force 10 at times throughout mainly over the ice. And finally, low 54 north 55 west 987 expected 57 north 33 west 973 by same time. Winds will occasionally increase storm force 10 between 50 and 150 mile from the centre in the southern quadrant from 1109000UTC.