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High Seas forecast

High seas forecasts for the next 24 hours

Issued: 2000 on Wed 30 Jul 2014 UTC

The high seas forecast, issued by the Met Office, on behalf of the Maritime and Coastguard Agency

General synopsis

At 301200UTC, low 63 north 03 west 995 expected 67 north 05 east 991 by 311200UTC. New slow moving low expected 61 north 20 west 1005 by same time. New low moving steadily eastwards expected 55 north 38 west 1013 by that time. at 301200UTC, high 47 north 35 west 1029 expected 44 north 42 west with little change by 311200UTC. High 65 north 45 west 1024 slow moving, declining 1022 by same time

Sole

Variable, becoming westerly or northwesterly, 3 or 4. Moderate. Mainly fair. Good, occasionally poor.

Shannon

West 4 or 5, increasing 6 for a time. Moderate. Showers. Moderate or good.

Rockall

West 3 or 4, occasionally 5 at first. Moderate. Rain or showers. Moderate or good.

Bailey

Northerly, veering easterly, 4 or 5, occasionally 6 later in west. Moderate, but rough at first in north. Rain or showers. Good becoming moderate, occasionally poor.

Faeroes

North or northwest 5 or 6, occasionally 7 at first, decreasing 3 or 4. Moderate or rough, occasionally very rough at first in northwest. Rain at first. Good, occasionally poor at first.

Southeast Iceland

Northerly 5 to 7, occasionally gale 8 at first. Moderate or rough, occasionally very rough at first. Showers, rain at first. Good, occasionally moderate at first.

East Northern Section

In northeast

Cyclonic 5 or 6, occasionally 7 later. Moderate, occasionally rough later. Rain at times. Moderate or good, occasionally poor.

In northwest

Northerly or northeasterly 5 or 6, occasionally 7 later. Moderate, occasionally rough. Showers then fair, rain for a time. Good, occasionally moderate.

In south

Westerly veering northwesterly, 4 or 5, occasionally 6 later. Moderate. Showers, rain for a time in east. Good, occasionally moderate in east.

West Northern Section

In northeast

Northerly or northeasterly 4 or 5. Moderate. Fair. Good, occasionally moderate at first.

In northwest

Variable 3 or 4. Slight, occasionally moderate at first. Mainly fair. Good, occasionally poor.

In south

Westerly or northwesterly, becoming variable later, 3 or 4, occasionally 5 at first in east. Slight, but moderate in east. Occasional rain or drizzle, fog patches later in west. Moderate or good, occasionally very poor later in west.

East Central Section

In north

Westerly or northwesterly 4 or 5, occasionally 6 at first. Moderate. Showers. Good, occasionally moderate.

In south

Variable 3 or 4, becoming westerly 4 or 5, occasionally 6 later in far west. Moderate. Occasional drizzle, rain later in far west. Moderate or good, occasionally poor.

West Central Section

In south

Variable 3 or 4, becoming westerly 4 or 5, occasionally 6 later. Slight or moderate. Mainly fair then occasional rain, thundery for a time, fog patches. Moderate or good, occasionally very poor.

In north

Westerly 4 or 5, decreasing 3 in far east. Slight, occasionally moderate later. Mainly fair then rain and drizzle, fog patches. Moderate or good, occasionally very poor.

Denmark Strait

In west

Variable becoming southwesterly, 3 or 4, occasionally 5 later. Slight, occasionally moderate at first. Mainly fair. Good becoming moderate, occasionally poor.

In east

Northeasterly 4 or 5, occasionally 6 at first, becoming variable 3 or 4 later. Moderate. Fair. Good, occasionally moderate later.

North Iceland

Northerly 5 to 7, increasing gale 8 for a time in far southeast, then decreasing 3 or 4 later in far west. Moderate or rough, becoming very rough in far southeast. Rain and drizzle in far southeast. Moderate or good, occasionally poor in southeast.

Norwegian Basin

Cyclonic becoming westerly 5 to 7, occasionally gale 8 later in far northwest. Moderate or rough, becoming very rough later in far northwest. Occasional rain then showers. Moderate or good, occasionally poor at first.

Outlook for following 24 hours

From Thu 31 Jul 2014

Gales expected in Norwegian Basin.

Unscheduled storm warnings are broadcast via Safetynet and in bulletin WONT54 EGRR available via some internet and ftpmail outlets

High Seas overview

High seas forecasts are issued twice daily at 0930 and 2130 GMT and cover the next 24 hours and outlooks for the following 24 hours.

The part of the North Atlantic known as Metarea I is divided into twelve sea areas, six of which are also in the Shipping forecast.

The high seas forecast contains a general synopsis and sea-area forecasts containg forecast wind direction and force, weather and visibility for the next 24 hours with an outlook for the following 24 hours.

In the UK, the Maritime & Coastguard Agency (MCA) is responsible for the provision of Maritime Safety Information (MSI) to ships at sea, which includes the broadcast of warnings and forecasts. The Met Office initiates warnings and prepares routine forecasts for dissemination on behalf of the MCA.

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