High seas forecast
Issued by the Met Office at
For the period until
Storm warnings
At 260000UTC, low 54 north 40 west 940 expected 53 north 33 west 956 by 270000UTC. Westerly winds will reach violent storm force 11 at times in southwest quadrant between 100 and 250 miles of low centre until 261300UTC. Westerly winds will reach storm force 10 in southern semicircle between 100 and 450 miles of low centre until 270700UTC.
General synopsis
At 260000UTC, low 54 north 40 west 940 expected 53 north 33 west 956 by 270000UTC. New lows expected 59 north 28 west 975 and 48 west 12 west 961 by same time.
Area forecasts for the next 24 hours
Sole
Cyclonic 5 to 7, increasing gale 8 to storm 10 later, perhaps violent storm 11 later. Rough or very rough, becoming very rough or high. Rain. Moderate or poor.
Shannon
Southeast 7 to severe gale 9, veering southwest 4 to 6, then north 7 to severe gale 9 later. Rough or very rough. Rain. Good, occasionally poor.
Rockall
Southeast 6 to gale 8, occasionally severe gale 9 until later, backing northeast later. Rough or very rough, occasionally high. Rain. Good, occasionally poor.
Bailey
Southeast 6 to gale 8, occasionally severe gale 9 until later. Rough or very rough, occasionally high. Rain. Good, occasionally poor.
Faeroes
Easterly or southeasterly 6 to gale 8, occasionally severe gale 9 later. Rough or very rough, occasionally high later. Wintry showers. Good, occasionally poor.
Southeast Iceland
Easterly or southeasterly 6 to gale 8, occasionally severe gale 9 later. Rough or very rough, occasionally high later. Wintry showers. Good, occasionally poor.
East Northern Section
In north
Easterly or northeasterly 7 to severe gale 9. Very rough or high, occasionally very high later. Rain or wintry showers. Moderate or good, occasionally poor.
In south
Cyclonic 6 to gale 8, decreasing 4 to 6 later. Very rough or high. Rain or wintry showers. Moderate or good, occasionally poor.
West Northern Section
In north
Easterly or northeasterly 7 to severe gale 9. Very rough or high. Rain or wintry showers. Moderate, occasionally poor.
In south
Cyclonic 5 to 7, occasionally gale 8 in north. Very rough or high. Rain or wintry showers. Moderate or good, occasionally poor.
East Central Section
Westerly or southwesterly 5 to 7, occasionally gale 8 at first, becoming cyclonic 6 to gale 8 later, occasionally severe gale 9 later. Very rough or high, occasionally very high later in west. Rain or wintry showers. Moderate or good, occasionally poor.
West Central Section
Cyclonic gale 8 to storm 10, occasionally violent storm 11 at first. High or very high, occasionally phenomenal later. Rain or snow showers. Moderate or poor, occasionally very poor.
Denmark Strait
Northeasterly 6 to gale 8, occasionally severe gale 9 in south. Moderate or rough, becoming rough or very rough, occasionally high later in south. Snow or snow showers. Moderate or poor, occasionally very poor. Light or moderate icing within 50 miles of ice edge with temperatures ms03 to ms06. Occasional severe icing within 50 miles of ice edge north of 6 to gale 8 north, with temperatures ms05 to ms08 from 261400utc.
North Iceland
In north
Northerly or northeasterly 4 to 6. Slight or moderate. Snow or snow showers. Good, occasionally poor. Light or moderate icing within 50 miles of ice edge with temperatures ms03 to ms06.
In south
Easterly or northeasterly 4 to 6, occasionally 7 later in west. Moderate or rough. Wintry showers. Good, occasionally poor. Light or moderate icing within 50 miles of ice edge with temperatures ms03 to ms06.
Norwegian Basin
Easterly or southeasterly 3 to 5, occasionally 6 later in west. Moderate, occasionally slight in far east. Mainly fair. Mainly good.
Outlook for following 24 hours
Storm force 10 expected in Sole and West Central Section. Severe gales expected in Rockall, Bailey, Faeroes, Southeast Iceland, East Northern Section, West Northern Section, East Central Section and Denmark Strait. Gales expected in Norwegian Basin.
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.
Sole and West Central Section.
Issued:
At 260000UTC, low 54 north 40 west 940 expected 53 north 33 west 956 by 270000UTC. Westerly winds will reach violent storm force 11 at times in southwest quadrant between 100 and 250 miles of low centre until 261300UTC. Westerly winds will reach storm force 10 in southern semicircle between 100 and 450 miles of low centre until 270700UTC.