High seas forecast

Issued by the Met Office at

For the period until

Storm warnings

Northeasterly winds will reach storm force 10 or violent storm force 11 to the west of 33 west in Denmark Strait throughout the period. Northeasterly winds will also reach storm force 10 in the far northwest of West Northern Section throughout the period. In addition, easterly winds will reach storm force 10 or violent storm force 11 between 141900UTC and 150700UTC in that part of East Northern Section that lies both west of 18 west and between 60 north and 63 north, and also between 142100UTC and 150700UTC in that part of West Northern Section that lies both east of 32 west and between 60 north and 63 north

General synopsis

New low expected 59 north 28 west 964 by 150000UTC. Low 74 north 03 east 996 expected 71 north 02 west 998 by same time. Low 63 north 12 west 1003 expected 64 north 05 west 992 by that time

Area forecasts for the next 24 hours

Sole

Northerly 3 to 5 backing southerly 6 to gale 8, veering southwesterly 4 to 6 later. Rough or very rough. Showers then rain. Good, becoming moderate or poor.

Shannon

South or southeast 4 to 6 increasing 7 to severe gale 9, veering southwest 5 to 7 later. Moderate or rough becoming rough or very rough. Rain. Good, occasionally poor.

Rockall

South or southeast 4 to 6 increasing 7 to severe gale 9, veering southwest 5 to 7 later. Moderate or rough becoming rough or very rough. Rain. Good, occasionally poor.

Bailey

Cyclonic 3 to 5 increasing 6 to gale 8, occasionally severe gale 9 later. Moderate or rough, becoming rough or very rough later. Showers. Good, occasionally poor.

Faeroes

Cyclonic 4 to 6. Moderate or rough. Snow showers. Good, occasionally very poor.

Southeast Iceland

Cyclonic 4 to 6 becoming northeasterly 7 to severe gale 9. Moderate or rough becoming rough or very rough. Snow showers. Good, occasionally very poor.

East Northern Section

In area to the north of 60 north

Easterly 3 to 5 at first in east, otherwise southeasterly 6 to gale 8 backing easterly 7 to severe gale 9, increasing storm 10 or violent storm 11 for a time in southwest. Moderate or rough becoming very rough or high. Rain or sleet at times, with occasional snow in far north. Moderate or poor, occasionally good at first, but becoming very poor at times in far north.

In area to the south of 60 north

Southeasterly becoming cyclonic mainly southwesterly, 6 to gale 8, occasionally severe gale 9 until later. Moderate or rough at first except in southwest, otherwise very rough or high. Rain or showers, squally or wintry at times. Moderate or poor, occasionally good at first.

West Northern Section

In far northwest

Northeasterly 7 to severe gale 9, increasing storm 10 at times. Very rough or high. Sleet or snow. Moderate to very poor. Mainly light or moderate icing, but occasionally severe icing in very far northwest.

In the rest of the area

Cyclonic 6 to gale 8, becoming easterly or northeasterly severe gale 9 to violent storm 11 later in east between 60 north and 63 north. Rough or very rough becoming very rough or high. Rain, sleet or showers, wintry at times. Moderate or poor, occasionally good at first.

East Central Section

Southerly or southeasterly 7 to severe gale 9 at first in northeast, otherwise westerly or southwesterly 5 to 7, increasing gale 8 at times. Rough at first in east, otherwise very rough, but becoming high later in northwest. Rain, then squally showers in north. Moderate or poor, occasionally good.

West Central Section

Westerly or southwesterly, veering northwesterly later in northwest, 6 to gale 8, occasionally severe gale 9 in west and 5 elsewhere. Rough at first in far north, otherwise very rough or high. Rain at times in far south, but elsewhere squally showers, wintry at times. Moderate or poor, occasionally good.

Denmark Strait

In area to the west of 33 west

Northeasterly severe gale 9 to violent storm 11. Rough or very rough, occasionally high. Snow at times. Moderate to very poor. Moderate or severe icing, with temperatures ms04 to ms07, but very severe icing at times near the ice, with temperatures ms08 to ms11.

In area to the east of 33 west

Easterly or northeasterly mainly 6 to gale 8, occasionally severe gale 9 in west, but 4 or 5 at first in east. Moderate or rough, becoming rough or very rough in south. Snow showers. Good, occasionally very poor. Light or moderate icing at times to the south of 69 north, with temperatures ms02 to ms05, but severe icing at times later in east near the ice, with temperatures ms06 to ms09.

North Iceland

In far southeast

Cyclonic 5 to 7, increasing gale 8 at times. Moderate or rough, becoming rough or very rough later. Sleet or snow at times. Moderate or good, occasionally very poor. Light icing developing except in very far southeast, with temperatures ms02 or ms03.

In the rest of the area

Variable 2 to 4 at first in west and northwesterly 6 to gale 8 at first in northeast, otherwise northerly or northeasterly 4 to 6. Moderate or rough. Fair at first in west, otherwise snow or snow showers. Good, occasionally very poor. Mainly light or moderate icing at times, with temperatures ms04 to ms07, but severe or very severe icing for a time in north, with temperatures ms08 to ms11.

Norwegian Basin

In area to the west of 02 west

Southerly 5 to 7 becoming cyclonic 4 to 6. Moderate becoming rough. Sleet or snow at times. Moderate or good, occasionally very poor.

In area to the east of 02 west

Variable 2 to 4 becoming southerly 4 to 6, increasing 7 to severe gale 9 later. Moderate becoming rough, then becoming very rough later except in far northeast. Sleet or snow showers, then rain or sleet at times. Moderate or good, occasionally very poor.

Outlook for following 24 hours

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

East Northern Section, West Northern Section and Denmark Strait.

Issued:

Northeasterly winds will reach storm force 10 or violent storm force 11 to the west of 33 west in Denmark Strait throughout the period. Northeasterly winds will also reach storm force 10 in the far northwest of West Northern Section throughout the period. In addition, easterly winds will reach storm force 10 or violent storm force 11 between 141900UTC and 150700UTC in that part of East Northern Section that lies both west of 18 west and between 60 north and 63 north, and also between 142100UTC and 150700UTC in that part of West Northern Section that lies both east of 32 west and between 60 north and 63 north.