Coast and Sea

High seas forecast and storm warnings


The general synopsis for UK

At 211200UTC, low 54 north 54 west 986 expected 55 north 42 west 984 by 221200UTC. Low 53 north 29 west 990 losing its identity by same time. New high expected 71 north 16 west 1017 by that time

Issued at: .

For the period to .

High seas forecast and storm warnings map


Sole

Wind
South 4 or 5, occasionally 6 at first.
Sea state
Moderate or rough, becoming slight or moderate later.
Weather
Rain or showers, fog patches.
Visibility
Moderate or good, occasionally very poor.

Shannon

Wind
South or southwest 4 or 5, increasing 6 at times.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Rockall

Wind
South or southwest 4 or 5, increasing 6 at times.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Bailey

Wind
Easterly at first in north, otherwise southerly, 3 to 5.
Sea state
Moderate, occasionally rough in far south.
Weather
Rain at times, fog patches.
Visibility
Moderate or good, occasionally very poor.

Faeroes

Wind
South or southwest 3 to 5, occasionally 6 later.
Sea state
Slight or moderate, occasionally rough later in south.
Weather
Occasional rain, fog patches developing.
Visibility
Moderate or good, occasionally very poor.

Southeast Iceland

Wind
Easterly or northeasterly 5 or 6, occasionally 7 later, but variable 2 to 4 in southeast.
Sea state
Moderate, occasionally rough later in far west.
Weather
Occasional rain and fog patches.
Visibility
Moderate or good, occasionally very poor.

East Northern Section

In north of area

Wind
Easterly or southeasterly, 4 to 6, increasing 7 at times near iceland, perhaps gale 8 later near iceland.
Sea state
Moderate or rough.
Weather
Occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor.

In south of area

Wind
Southerly or southeasterly 4 or 5, increasing 6 at times in west.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Good, occasionally moderate.

West Northern Section

In north

Wind
Easterly or northeasterly 4 to 6, increasing 7 or gale 8 later in northwest.
Sea state
Moderate becoming rough, occasionally very rough later in far west.
Weather
Fair at first, then occasional rain.
Visibility
Moderate or good, occasionally poor later.

In south

Wind
Easterly or northeasterly, becoming cyclonic later, 4 to 6.
Sea state
Moderate or rough.
Weather
Rain or drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

East Central Section

Wind
Southerly or southwesterly 4 or 5, occasionally 6 in west, then increasing 6 or 7 later in west.
Sea state
Rough, becoming moderate later in southeast.
Weather
Rain or showers, thundery in east.
Visibility
Good, occasionally poor.

West Central Section

In south

Wind
Westerly 4 or 5, backing southwesterly, then veering westerly later, 6 to gale 8.
Sea state
Rough, becoming rough or very rough later, occasionally high later in far west.
Weather
Occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor.

In north

Wind
Cyclonic 3 to 5, becoming westerly or southwesterly 5 to 7, occasionally gale 8 later.
Sea state
Moderate or rough, occasionally very rough later in southwest.
Weather
Rain at times, fog patches at first in northeast.
Visibility
Occasional rain or drizzle. Moderate or good, occasionally very poor at first in northeast.

Denmark Strait

Wind
Variable 2 to 4 near ice edge, otherwise northeasterly 4 to 6, occasionally 7 later in far southwest.
Sea state
Slight or moderate, occasionally rough later in southwest.
Weather
Occasional drizzle, fog banks.
Visibility
Moderate or good, occasionally very poor.

North Iceland

In north

Wind
Variable 2 to 4.
Sea state
Slight or moderate.
Weather
Occasional drizzle and fog banks in north and west.
Visibility
Moderate or good, but moderate to very poor in north and west.

In south

Wind
Cyclonic, becoming easterly or northeasterly, 3 to 5, occasionally 6 later in southwest.
Sea state
Slight or moderate.
Weather
Rain, drizzle and fog patches in southeast.
Visibility
Moderate or good, occasionally very poor in southeast.

Norwegian Basin

Wind
Southerly or southwesterly 3 to 5, increasing 6 at times later in south.
Sea state
Moderate, occasionally slight.
Weather
Occasional rain, drizzle and fog patches.
Visibility
Moderate or good, occasionally very poor.

Outlook for the following 24 hours

Risk of severe gales in West Northern Section. Gales expected in West Central Section. Risk of gales in East Northern Section and East Central Section.

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

High seas forecast information

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 containing forecast wind direction and force, weather and visibility for the next 24 hours with an outlook for the following 24 hours.

Marine forecasts disclaimer

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.