High seas forecast
Issued by the Met Office at
For the period until
Storm warnings
At 300000UTC, low 55 north 20 west 958 expected 62 north 18 west with little change by 010000UTC. Winds are expected to reach storm force 10 between 50 and 250 miles of the centre in the southwestern semicircle and eastern quadrant both until 302300UTC, and violent storm force 11 between 100 and 200 miles of the centre in the southwestern quandrant until 301300UTC. Northeasterly winds are also expected to reach storm force 10 to violent storm force 11 between 66 and 71 north in Denmark Strait throughout the period
General synopsis
At 300000UTC, low 55 north 20 west 958 expected 62 north 18 west with little change by 010000UTC
Area forecasts for the next 24 hours
Sole
Southwesterly 5 to 7, veering westerly 4 to 6. Rough or very rough, occasionally high in west. Thundery showers. Good, occasionally poor.
Shannon
Southwesterly 6 to gale 8, occasionally severe gale 9 in northwest, decreasing 5 or 6 later. Very rough or high. Thundery showers. Moderate or poor.
Rockall
Cyclonic gale 8 to storm 10, becoming southwest 6 to gale 8 later. Very rough or high, becoming high or very high for a time. Squally showers. Poor.
Bailey
South or southeast 6 to gale 8, increasing gale 8 to storm 10 for a time. Very rough or high becoming high or very high. Rain or squally showers. Good, occasionally poor.
Faeroes
Southerly or southeasterly 6 to gale 8, occasionally severe gale 9 later. Rough or very rough, becoming very rough or high later. Rain or squally showers, fog patches. Moderate, occasionally very poor.
Southeast Iceland
Southerly or southeasterly 6 to gale 8, occasionally severe gale 9 later, perhaps storm 10 later. Rough or very rough, becoming very rough or high later, occasionally very high later. Rain or squally showers, fog patches. Moderate, occasionally very poor.
East Northern Section
In northeast
Easterly 5 to 7, becoming cyclonic 7 to severe gale 9, occasionally storm 10 in far east. Very rough or high, occasionally very high in far east. Rain or squally showers. Moderate or poor.
In south
Cyclonic gale 8 to storm 10, occasionally 7 in north and violent storm 11 at first in far south, becoming southwesterly 6 to gale 8 later. Very rough or high, occasionally very high in east. Rain or squally showers. Moderate or poor.
In northwest
Cyclonic 5 to 7, occasionally gale 8 at first in far southwest, then decreasing 4 at times. Very rough, occasionally rough at first, then becoming high at times in far northwest and far east. Occasional rain or showers, squally at times. Good, occasionally poor.
West Northern Section
In north
Northerly or northwesterly, 4 to 6 at first in far west, otherwise 6 to gale 8, occasionally severe gale 9 until later, then decreasing 5 at times later. Moderate or rough at first in far west, otherwise very rough or high. Mainly fair at first in west, otherwise rain at times. Good at first in west, otherwise moderate or good, occasionally poor.
In southeast
Northwesterly backing westerly, 6 to gale 8, occasionally severe gale 9 until later. Very rough occasionally high. Occasional rain in far northeast, otherwise squally showers. Good, occasionally poor.
In southwest
Variable 2 to 4 at first in west, otherwise northwesterly 4 to 6, occasionally 7 in northeast and later elsewhere, perhaps gale 8 later. Moderate or rough becoming rough or very rough. Showers. Good, occasionally moderate.
East Central Section
In north
Cyclonic mainly westerly, gale 8 to storm 10, occasionally violent storm 11 at first in north, becoming westerly 6 to gale 8, backing southwesterly 5 to 7 later. High or very high, becoming very rough later. Rain or squally showers. Poor, occasionally good later.
In south
Westerly or northwesterly, backing southwesterly later, 5 to 7, occasionally gale 8 at first. Very rough, occasionally high until later in north. Squally showers, rain later. Good, occasionally poor.
West Central Section
Northwesterly 7 to severe gale 9 at first in far northeast, otherwise westerly or northwesterly, becoming cyclonic in south, 5 to 7, decreasing 4 at times later. Very rough or high at first in far northeast, otherwise rough, occasionally very rough in north and east. Showers, then occasional rain, mainly fair later in north. Good, occasionally poor, becoming moderate or poor later in south.
Denmark Strait
Northerly or northeasterly 7 to severe gale 9, but severe gale 9 to violent storm 11 between 66 and 71 north. Very rough or high, occasionally rough at first, then becoming very high at times in south. Occasional rain, sleet, snow and freezing rain. Moderate to very poor. Light icing in far north with temperatures around ms02.
North Iceland
In southeastern half of area
Easterly or southeasterly 5 to 7, increasing gale 8 at times in southeast, then increasing 7 or gale 8 later in south, occasionally severe gale 9 later near Iceland coast. Rough or very rough, occasionally high later in south. Occasional rain and fog patches, becoming mainly fair later in south. Moderate or good, occasionally very poor.
In northwestern half of area
Easterly or southeasterly 4 to 6 in southeast, otherwise in northwest northerly or northeasterly 6 to gale 8, occasionally severe gale 9 in far west, perhaps storm 10 later in far northwest. Moderate or rough, occasionally very rough in west. Rain and fog patches in southeast, but sleet, snow and freezing rain in northwest. Moderate to very poor. Light icing in far northwest with temperatures around ms02, occasionally moderate later with temperatures ms03 to ms05.
Norwegian Basin
In area east of 05 east
Southeasterly 4 to 6, becoming cyclonic 3 to 5 later. Moderate, becoming rough at times in west. Fair. Good.
In area west of 05 east
Southerly or southeasterly 6 to gale 8, perhaps severe gale 9 later in far south. Rough or very rough, occasionally moderate at first in east. Fair then occasional rain, fog patches later in west. Moderate or good, occasionally poor, but very poor later in west.
Outlook for following 24 hours
Storms expected in Denmark Strait with severe gales in north Iceland. Gales expected in Bailey, Faeroes, Southeast Iceland, East Northern Section and West Northern Section with a risk of gales West Central Section.
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, East Central Section, Denmark Strait, and North Iceland.
Issued:
At 300000UTC, low 55 north 20 west 958 expected 62 north 18 west with little change by 010000UTC. Winds are expected to reach storm force 10 between 50 and 250 miles of the centre in the southwestern semicircle and eastern quadrant both until 302300UTC, and violent storm force 11 between 100 and 200 miles of the centre in the southwestern quandrant until 301300UTC. Northeasterly winds are also expected to reach storm force 10 to violent storm force 11 between 66 and 71 north in Denmark Strait throughout the period.