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High Seas forecast

High seas forecasts for the next 24 hours

Issued: 0800 on Thu 30 Jul 2015 UTC

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

General synopsis

At 300000UTC, low 61 north 28 west 1006 expected 61 north 15 west 1001 by 310000UTC. High 48 north 29 west 1029 expected 45 north 23 west 1025 by same time. Low 71 north 01 west 1006 losing its identity by that time. at 300000UTC, low 66 north 21 east 994 expected 68 north 10 east 997 by 310000UTC

Sole

Northwesterly 4 or 5, becoming variable 3, then westerly 4 or 5 later in west. Slight or moderate. Fair. Good.

Shannon

West or southwest 5 to 7. Moderate or rough. Rain or showers. Good, occasionally moderate.

Rockall

West or southwest 5 to 7. Moderate or rough. Rain or showers. Good, occasionally moderate.

Bailey

Southerly or southeasterly, becoming cyclonic later, 5 to 7. Moderate or rough. Occasional rain. Good, occasionally moderate.

Faeroes

Northwesterly 4 or 5 for a time in east, otherwise variable 4, becoming southeasterly 5 or 6. Slight or moderate. Occasional rain. Good, occasionally moderate.

Southeast Iceland

Southeasterly 4 or 5, backing easterly 5 to 7, occasionally gale 8 later in west. Slight or moderate, becoming moderate or rough. Occasional rain. Good, occasionally moderate.

East Northern Section

In north

Cyclonic, becoming northerly or northeasterly in north and west, 6 to gale 8, occasionally severe gale 9 later. Moderate, becoming rough or very rough. Rain or showers. Moderate or good, occasionally poor.

In south

Westerly or southwesterly, veering northwesterly later in west, 5 to 7. Moderate or rough. Rain or showers. Moderate or good, occasionally poor.

West Northern Section

In east

Cyclonic 5 or 6, becoming northerly or northwesterly 5 to 7. Moderate or rough. Showers for a time. Good.

In west

Northerly or northwesterly 5 or 6, becoming variable 3 or 4 in far west. Slight or moderate. Fog patches for a time in north. Moderate or good, occasionally very poor for a time in north.

East Central Section

In area north of 48 north

Westerly or southwesterly 5 to 7. Moderate or rough. Rain or showers. Moderate or good, occasionally poor.

Iin area south of 48 north, northeasterly 4 or 5 for a time in far southeast, otherwise variable 3 or 4. Slight or moderate. Fair. Good.

West Central Section

In south

Variable 3 or 4 for a time in far south, otherwise, southwesterly backing southeasterly 4 or 5, occasionally 6 later in west. Slight or moderate. Rain or showers later. Good, becoming moderate occasionally poor later.

In northwest

Westerly or northwesterly veering easterly 4 or 5. Slight or moderate. Occasional rain. Moderate or good, occasionally poor.

In northeast

Southwesterly 5 to 7, veering northwesterly 4 or 5. Moderate occasionally rough for a time. Occasional rain. Moderate or good, occasionally poor.

Denmark Strait

In area north of 68 north

Variable 3 or 4, becoming northerly 5 or 6. Slight or moderate. Occasional rain, fog patches. Moderate or good, occasionally very poor.

In area south of 68 north

Northeasterly 4 or 5. Slight or moderate. Fog patches in northwest. Moderate or good, occasionally very poor in northwest.

North Iceland

In far southwest

Variable 3 or 4, becoming northeasterly 4 or 5, backing northerly later. Slight or moderate. Fog patches for a time. Moderate or good, occasionally very poor for a time.

In rest of area

Northerly or northwesterly 5 or 6, occasionally 7 in north. Slight or moderate. Occasional rain, with rain and snow in north. Moderate or good, occasionally poor in north.

Norwegian Basin

In far southeast

Northerly 6 or 7, backing northwesterly 4 or 5 later. Rough becoming moderate. Rain or showers. Moderate or good.

In rest of area

Northerly backing northwesterly, 4 or 5 increasing 6 at times. Moderate. Rain or showers. Moderate or good.

Outlook for following 24 hours

From Fri 31 Jul 2015

Severe gales expected in East Northern Section. Gales expected in Rockall, Southeast Iceland, Denmark Strait and north Iceland.

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.