High seas forecast

Issued by the Met Office at

For the period until

Storm warnings

At 110000UTC, low 55 north 16 west 960 expected 57 north 12 west 968 by 120000UTC. Winds will continue to reach storm force 10 at times in the southern semicircle between 100 and 400 miles from the centre until 110900UTC. Then in the southwestern quadrant between 250 and 400 miles from the centre until 111700UTC

General synopsis

At 110000UTC, low 55 north 16 west 960 expected 57 north 12 west 968 by 120000UTC. Low 43 north 51 west 1001 expected 54 north 49 west 1001 by same time. High 37 north 26 west 1033 expected 38 north 26 west 1034 by that time

Area forecasts for the next 24 hours

Sole

Southwest 6 to gale 8. Very rough or high, occasionally very high. Thundery showers. Good, occasionally poor.

Shannon

Cyclonic gale 8 to storm 10, becoming west 7 to severe gale 9. High or very high. Thundery showers. Good, occasionally poor.

Rockall

Cyclonic gale 8 to storm 10, becoming west 7 to severe gale 9. High or very high, becoming very rough or high. Thundery showers. Good, occasionally poor.

Bailey

Cyclonic 7 to severe gale 9. Very rough or high. Thundery showers. Good, occasionally poor.

Faeroes

Southeast 7 to severe gale 9, decreasing 5 to 7. Rough or very rough, occasionally high. Rain. Good, occasionally poor.

Southeast Iceland

Cyclonic, mainly easterly, 7 to severe gale 9, decreasing 4 to 6 later. Very rough or high, but moderate or rough at first in northwest. Squally showers. Good, occasionally poor.

East Northern Section

Cyclonic 7 to severe gale 9, becoming northwesterly 4 to 6 in southwest. Very rough or high, but moderate or rough at first in northwest. Occasional rain and wintry thundery showers. Moderate or good, occasionally poor.

West Northern Section

Cyclonic 4 to 6, occasionally 7 at first in southeast and later in northeast. Rough or very rough, but moderate in northwest and high at first in far southeast. Occasional rain or sleet and wintry showers. Good, occasionally poor.

East Central Section

Westerly or northwesterly 7 to severe gale 9, occasionally storm 10 at first in northeast, backing westerly 5 to 7 later. High or very high, becoming very rough or high, occasionally rough later in southwest. Occasional rain or thundery showers, perhaps wintry. Moderate or poor.

West Central Section

Westerly or northwesterly 5 to 7, occasionally gale 8 at first in east, decreasing 3 to 5 later, but becoming cyclonic 6 to gale 8 in southwest. Rough or very rough, but high at first in northeast and moderate later in southwest. Showers, squally and perhaps wintry at first, rain later in south. Good, occasionally poor.

Denmark Strait

In east

Northerly or northeasterly 6 to gale 8, occasionally severe gale 9 in north. Moderate or rough, becoming rough or very rough. Occasional sleet or snow. Moderate or good, occasionally very poor. Light or moderate icing in northwest with temperatures ms02 to ms05.

In west

Northeasterly 3 to 5, increasing 5 to 7 later, but becoming variable 2 to 4 near ice edge. Moderate or rough, occasionally slight near the ice edge. Sleet and snow showers at first. Good, occasionally very poor at first.

North Iceland

Cyclonic, becoming mainly easterly or northeasterly, 6 to gale 8, but 4 to 6 in northeast. Moderate or rough, becoming very rough, occasionally high, in south. Occasional sleet, snow or freezing rain in northwest, otherwise fair, then rain and sleet in southeast. Moderate or good, occasionally very poor in northwest. Occasional light or moderate icing in northwest with temperatures ms02 to ms05.

Norwegian Basin

Easterly or southwesterly 6 to gale 8, occasionally severe gale 9 in southeast, but 3 to 5 at first in northeast. Rough or very rough, occasionally high in southwest and moderate in northeast. Showers at first in west then rain in south and west. Good, becoming moderate or poor in south and west.

Outlook for following 24 hours

Storms are expected in Denmark Strait, with severe gales expected in Rockall, East Northern Section and Norwegian Basin. Gales are expected in all other areas except in Sole 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.

Shannon, Rockall and East Central Section.

Issued:

At 110800UTC, low 55 north 16 west 960 expected 57 north 12 west 968 by 120800UTC. Winds will continue to reach storm force 10 at times in the southern semicircle between 100 and 400 miles from the centre until 110900UTC. Then in the southwestern quadrant between 250 and 400 miles from the centre until 111700UTC.