High seas forecast

Issued by the Met Office at

For the period until

Storm warnings

At 140000UTC, low 68 north 09 west 980 expected 68 north 08 east 971 by 150000UTC. Winds are expected to reach storm force 10 or violent storm force 11 between 100 and 250 miles of the centre in the western semicircle from 140800UTC until 141000UTC. Winds are then expected to reach storm force 10 or violent storm force 11 between 100 and 200 miles of the centre in the western semicircle from 141000UTC until 141300UTC. From 14300UTC to 141900UTC, winds are expected to reach storm force 10 between 100 and 200 miles of the centre in the southwest quadrant.

General synopsis

At 140000 UTC, low 53 north 31 west 997 losing its identity by 150000UTC. Low 48 north 25 west 1004 expected 49 north 13 west 991 by same time. New low expected 58 north 05 west 991 by that time. at 140000UTC, low 68 north 09 west 980 expected 68 north 08 east 971 by 150000UTC. New high expected 59 north 32 west by that time.

Area forecasts for the next 24 hours

Sole

Cyclonic 4 to 6, becoming westerly or southwesterly later, then increasing 7 or gale 8 later in south. Moderate or rough becoming very rough of high in west. Occasional rain or thundery showers. Good, occasionally poor.

Shannon

South 5 to 7, occasionally gale 8 in east, veering north 5 to 7 later. Moderate or rough, becoming rough or very rough later in west. Rain or showers. Good, occasionally poor.

Rockall

South 5 to 7, occasionally gale 8 in east, veering north 5 to 7 later. Moderate or rough, becoming rough or very rough later in northeast. Rain or showers. Good, occasionally poor.

Bailey

Cyclonic 5 to 7 becoming northwest 5 or 6 later. Rough or very rough. Rain or showers, perhaps wintry later. Good, occasionally poor.

Faeroes

Cyclonic 6 to gale 8, becoming north or northwest 5 to 7 later. Rough or very rough, becoming very rough or high for a time in north. Occasional rain, wintry showers later. Good, occasionally poor.

Southeast Iceland

Cyclonic 6 to gale 8, increasing severe gale 9 or storm 10 for a time in north. Rough or very rough, becoming very rough or high except in far west, occasionally very high in northeast. Wintry showers. Good, occasionally poor. light icing.

East Northern Section

In north

Northerly or northwesterly 4 to 6, becoming variable 2 to 4 in north, and then variable 3 or less later in south. Rough or very rough, becoming moderate or rough later. Sleet or snow showers. Good, occasionally very poor.

In south

Northerly or northeasterly 4 to 6, becoming easterly 3 to 5 south, and variable 3 or less in north. Moderate or rough, occasionally very rough in far east. Rain for a time, then showers, wintry at times in north. Good, occasionally poor.

West Northern Section

In north

Mainly easterly or northeasterly 3 to 5, but variable 3 or less in southwest at first and later in far north. Moderate or rough. [showers, wintry at times. Good, occasionally poor.

In south

Northerly or northeasterly 3 to 5, veering easterly 5 to 7 later in west, but becoming variable 3 or less later in east. Moderate or rough, occasionally very rough later in far southwest. Showers, then occasional rain in far southwest later. Good, occasionally moderate later in far southwest.

East Central Section

In north

Cyclonic, mainly northerly or northwesterly 4 to 6, becoming northeasterly or easterly 3 to 5 later. Moderate or rough. Rain at times. Good, occasional poor.

In south

Cyclonic 7 to severe gale 9, becoming west or northwest 4 to 6, becoming variable 2 to 4 later. Moderate or rough, becoming rough or very rough for a time. Occasional rain or thundery showers, mainly fair later. Good, occasionally poor until later.

West Central Section

Cyclonic 4 to 6 at first in northeast, otherwise variable 2 to 4 becoming cyclonic, mainly easterly or southeasterly, 5 to 7 in west and then southeasterly 5 or 6 later in east. Moderate or rough, occasionally very rough. Rain at times, then fog patches later in far west. Good, becoming moderate or poor at times, then becoming very poor at times later in far west.

Denmark Strait

Variable 2 to 4. Very rough or high at first in southeast, otherwise moderate or rough, becoming slight or moderate in east. Showers in far southeast, otherwise fair. Good.

North Iceland

North of 70 north, northerly or northwesterly 5 to 7, but gale 8 or severe gale 9 at first in far southeast, and occasionally 4 later in far northwest. Rough or very rough. Snow showers, then snow or sleet showers in east. Slight to moderate icing at first in east with temperatures of ms 02 to ms 04.

In rest of area

Cyclonic gale 8 to storm 10, occasionally violent storm 11 at first, decreasing 6 to gale 8 later. Rough or very rough at first in southeast, otherwise high or very high, becoming rough or very rough later, but very rough or high in far southeast later. Squally snow or sleet showers. Slight to moderate icing at first in east with temperatures of ms 02 to ms 04.

Norwegian Basin

Westerly or southwesterly 6 to gale 8, occasionally severe gale 9 in north, decreasing 4 or 5 in south later and becoming cyclonic 5 to 7 later in far northwest. Moderate or rough, occasionally very rough, becoming very rough or high. Rain at times or showers, occasionally thundery. Good, occasionally poor.

Outlook for following 24 hours

Severe gales are expected in East Central Section with a risk of severe gales in West Central Section. Gales are expected in Sole, Faeroes, East Northern Section, West Northern Section, north Iceland, and Norwegian Basin with a risk of gales 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.

Southeast Iceland, and North Iceland.

Issued:

At 140000UTC, low 68 north 09 west 980 expected 68 north 08 east 971 by 150000UTC. Winds are expected to reach storm force 10 or violent storm force 11 between 100 and 250 miles of the centre in the western semicircle from 140800UTC until 141000UTC. Winds are then expected to reach storm force 10 or violent storm force 11 between 100 and 200 miles of the centre in the western semicircle from 141000UTC until 141300UTC. From 141300UTC to 141900UTC, winds are expected to reach storm force 10 between 100 and 200 miles of the centre in the southwest quadrant.