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yellow Warnings have been issued for the United Kingdom

High Seas forecast

High seas forecasts for the next 24 hours

Issued: 2000 on Mon 15 Sep 2014 UTC

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

General synopsis

At 151200UTC, high 50 north 40 west 1029 expected 56 north 36 west 1024 by 161200UTC. High 64 north 23 east 1033 expected 60 north 27 east 1031 by same time. Low 38 north 19 west 1000 expected 41 north 14 west 994 by that time. New highs expected 44 north 36 west 1024 and 70 north 38 west 1030 by 161200UTC. Lows 43 north 20 west 999, 71 north 23 west 1002 and 66 north 31 west 1003 all losing their identities

Sole

Easterly 4 or 5, occasionally 6 later. Moderate, becoming rough in west. Rain or showers. Good, occasionally poor.

Shannon

Mainly east or southeast 4 or 5, increasing 6 at times. Slight or moderate becoming moderate or rough. Rain at times. Good, occasionally poor.

Rockall

Mainly east or southeast 4 or 5. Slight or moderate becoming moderate or rough. Rain at times. Good, occasionally poor.

Bailey

Mainly east or southeast 4 or 5. Moderate becoming rough. Rain at times. Good, occasionally poor.

Faeroes

Mainly east or southeast 4 or 5. Slight or moderate becoming moderate or rough. Rain at times. Good, occasionally poor.

Southeast Iceland

Southerly or southwesterly 4 or 5, occasionally 6 at first in north, becoming variable 3 later. Moderate or rough, occasionally very rough at first in west. Rain or drizzle at times. Good, occasionally poor.

East Northern Section

In northeast

Variable becoming mainly northeasterly, 3 or 4. Very rough becoming rough, then moderate later. Rain at times. Moderate or good, occasionally poor.

In northwest

Westerly or southwesterly 3 or 4, occasionally 5 at first in far northwest, then becoming variable later. Very rough becoming rough then moderate. Mainly fair. Moderate becoming good.

In southeast

Southeasterly backing easterly 3 or 4. Rough or very rough, becoming moderate later. Mainly fair. Moderate or good.

In southwest

Northerly 5 to 7, but 4 at first in north, then veering easterly 4 in east. Very rough becoming rough, then moderate later. Rain at times. Moderate or poor, occasionally good.

West Northern Section

In area north of 63 north

Westerly or northwesterly 5 to 7 becoming variable 3 or 4. Rough or very rough at first in east, otherwise moderate, but becoming slight in west. Fair. Moderate or good.

In area south of 63 north and east of 34 west

Northerly or northwesterly 4 or 5, occasionally 6 in far east. Very rough becoming rough then moderate. Showers in far east, otherwise fair. Moderate or good.

In area south of 63 north and west of 34 west

Westerly or northwesterly 4 or 5 becoming variable 3 or 4, then southeasterly 5 or 6 later in far southwest. Rough becoming moderate then slight. Fair. Good.

East Central Section

In area east of 22 west

Mainly easterly or northeasterly 4 or 5, increasing 6 later in far southwest. Moderate or rough, occasionally very rough in west. Rain or showers, thundery in south. Moderate or good, occasionally poor in south.

In area west of 22 west

Northerly or northwesterly 5 to 7. Rough or very rough. Rain or thundery showers. Moderate or good, occasionally poor.

West Central Section

In east

Northerly 5 or 6, becoming variable 3 or 4 in west. Very rough becoming moderate or rough. Fair. Moderate or good.

In west

Northerly 4 or 5 at first in east, otherwise variable 3 or 4, then becoming southerly or southeasterly 5 to 7 in west. Moderate or rough. Rain later in far west, otherwise fair. Good, becoming moderate later in far west.

Denmark Strait

Mainly westerly or southwesterly veering northwesterly, 5 or 6, but increasing 7 to severe gale 9 for a time near the greenland coast, then becoming variable 3 or 4 later in area south of 69 north. Very rough at first in southeast, otherwise moderate or rough becoming slight or moderate. Snow showers at first in far north and fog patches at first near greenland, otherwise fair. Moderate or good, occasionally very poor at first in far north and near greenland.

North Iceland

In north

Cyclonic at first in far northwest, otherwise southerly or southwesterly, 5 or 6, veering westerly 5 to 7. Moderate or rough. Rain or drizzle at first in east, otherwise wintry showers. Moderate or good, occasionally poor.

In south

Southerly 5 or 6 veering southwesterly 4 or 5, becoming variable 3 or 4 later. Moderate or rough, becoming slight or moderate later in west. Rain for a time in central and eastern areas, fair in west. Moderate or good, occasionally poor in central and eastern areas.

Norwegian Basin

Variable, becoming southeasterly in west, 3 or 4, increasing 5 later in far southwest. Slight or moderate. Rain or showers later in west, otherwise fair. Moderate or good, occasionally poor.

Outlook for following 24 hours

From Tue 16 Sep 2014

Risk of gales in the far west of West Northern Section and the far northwest of West Central Section.

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.

Caution: The internet is not part of the Maritime Safety Information system and should never be relied upon as the only means to obtain the latest forecast and warning information. Access to the service may be interrupted or delayed from time to time, updates may also be delayed. Please refer to GMDSS services, INMARSAT SafetyNET or international NAVTEX for the latest information. When using these web pages, always check that the page on your screen is not from your cache. Use the Refresh or Reload button if in any doubt.