Use my current location crosshair
yellow Warnings have been issued for the United Kingdom

High Seas forecast

High seas forecasts for the next 24 hours

Issued: 0800 on Mon 04 May 2015 UTC

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

Storm warnings

At 040000UTC, low 57 north 18 west 979 expected 51 north 16 west 980 by 050000UTC. Northerly winds are expected to reach storm force 10 in the southwest of east northern section until 041600UTC and the northwest of east central section until 042000UTC

General synopsis

At 040000UTC, low 57 north 18 west 979 expected 51 north 16 west 980 by 050000UTC. Low 39 north 19 west 994 expected 50 north 06 west 985 by same time. Low 39 north 55 west 1007 expected 41 north 44 west 998 by that time. New lows expected 64 north 02 east 998, 62 north 39 west 1015 and 73 north 01 west 1010 by 050000UTC. New high expected 54 north 41 west 1019 by same time

Sole

Cyclonic, mainly southwesterly 5 or 6, becoming westerly 6 to gale 8, perhaps severe gale 9 later. Moderate or rough, becoming very rough or high. Rain or showers. Good, occasionally poor.

Shannon

Southwesterly becoming cyclonic 5 or 6. Rough or very rough. Showers. Mainly good.

Rockall

Southwesterly becoming cyclonic 5 or 6. Rough or very rough. Showers. Mainly good.

Bailey

Easterly 6 to gale 8, occasionally severe gale 9 in nortwest, veering southerly 5 or 6, except in northwest. Rough or very rough, but high in northwest. Rain or showers. Moderate or good, occasionally poor.

Faeroes

In southeast, easterly 6 to gale 8, veering southerly 5 or 6. in northwest, northeasterly 7 to severe gale 9. In southeast, rough or very rough. in northwest, very rough or high. In southeast, rain or showers. in northwest, rain or sleet. In southeast, moderate or good, occasionally poor. in northwest, moderate or poor.

Southeast Iceland

Northeasterly 7 to severe gale 9. Very rough or high. Rain or sleet. Moderate or poor.

East Northern Section

In northwest

Northerly or northeasterly 5 or 6, occasionally 7 at first in southeast, decreasing 4 at times later. Moderate or rough in north, very rough or high in south. Mainly fair. Good.

In far southeast

Cyclonic, mainly southerly, becoming mainly northerly later, 5 to 7, occasionally gale 8 later. Rough or very rough, becoming very rough or high. Showers then occasional rain. Good, occasionally poor later.

In rest of area

Northerly or northeasterly 7 to severe gale 9, occasionally storm 10 at first in southwest. Very rough or high, becoming very high at times. Occasional rain or showers. Moderate or good, occasionally poor.

West Northern Section

In west

Variable 3 or 4, becoming cyclonic 4 or 5 later in north. Moderate or rough, becoming very rough for a time in southeast. Occasional rain or showers, wintry in north. Good, occasionally poor.

In east

Northerly 5 to 7, decreasing 4 or 5, becoming variable 3 or 4 in west. Moderate or rough in far north, otherwise rough or very rough, becoming high for a time in southeast. Wintry showers later in north. Good, occasionally poor later in north.

East Central Section

Cyclonic until later in northeast, otherwise northerly or northwesterly 7 to severe gale 9, occasionally storm 10 until later in northwest, decreasing 5 or 6 later in far southwest. Moderate or rough at first in south and east, otherwise very rough or high, becoming very high at times. Rain or showers. Moderate or good, occasionally poor.

West Central Section

In east

Northerly or northwesterly 5 to 7, occasionally gale 8 at first in far east, becoming variable 4 later in west. Rough or very rough, becoming high for a time in far east. Showers becoming fair. Good.

In southwest

Northeasterly veering southeasterly 3 or 4, increasing 5 or 6 later. Moderate or rough, becoming very rough for a time in east. Mainly fair. Good.

In northwest

Northerly 4 or 5, becoming variable 3 or 4. Moderate or rough, becoming rough or very rough. Mainly fair. Good.

Denmark Strait

Variable, mainly northeasterly, 3 or 4, increasing 5 at times. Smooth near ice edge, otherwise slight or moderate. Wintry showers later. Good, occasionally moderate later.

North Iceland

In far southeast

Northeasterly 5 to 7. Rough or very rough. Wintry showers. Good.

In rest of area

Northerly 4 or 5, occasionally 6 in far east. Slight or moderate. Occasional snow or wintry showers, mainly in northeast. Good, occasionally poor or very poor in northeast. Occasional light icing in east to the north of 70 north with temperatures ms02 to ms04.

Norwegian Basin

Northeasterly 5 to 7, becoming cyclonic 5 or 6. Moderate or rough, occasionally slight near norwegian coast. Occasional rain. Moderate or good, occasionally poor.

Outlook for following 24 hours

From Tue 05 May 2015

Gales or severe gales expected in all areas except West Northern Section, West Central Section and Denmark Strait.

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.