Coast and Sea

High seas forecast and storm warnings


The general synopsis for UK

At 221200UTC, low 54 north 43 west 994 expected 58 north 33 west 1001 by 231200UTC

Issued at: .

For the period to .

High seas forecast and storm warnings map


Sole

Wind
Northerly 3 to 5.
Sea state
Slight or moderate.
Weather
Fog patches.
Visibility
Moderate or good, occasionally very poor.

Shannon

Wind
Variable 2 to 4.
Sea state
Slight or moderate.
Weather
Rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

Rockall

Wind
South veering southwest 3 to 5.
Sea state
Slight or moderate.
Weather
Rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

Bailey

Wind
Cyclonic 4 to 6.
Sea state
Moderate.
Weather
Rain.
Visibility
Moderate or good, occasionally poor.

Faeroes

Wind
Southwesterly 3 or 4, becoming cyclonic 4 or 5.
Sea state
Slight or moderate.
Weather
Rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

Southeast Iceland

Wind
Southwesterly 3 or 4, becoming cyclonic 4 or 5, occasionally 6 later.
Sea state
Slight or moderate.
Weather
Rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

East Northern Section

Wind
Cyclonic 4 to 6.
Sea state
Slight or moderate, becoming moderate or rough later in south.
Weather
Mainly fair at first in far north, otherwise occasional rain, drizzle and fog patches.
Visibility
Moderate or good occasionally very poor, becoming good occasionally moderate later in south.

West Northern Section

Wind
Cyclonic 4 to 6, but variable 3 or less in northwest.
Sea state
Slight or moderate in north, moderate or rough in south.
Weather
Mainly fair at first in far north, otherwise occasional rain, drizzle and fog patches.
Visibility
Moderate or good occasionally very poor, becoming good occasionally moderate later in south.

East Central Section

In northwest of area

Wind
Southwesterly 4 to 6.
Sea state
Moderate, becoming moderate or rough.
Weather
Occasional rain, fog patches at first.
Visibility
Moderate or good, occasionally very poor at first.

In southeast of area

Wind
Variable 2 to 4, becoming northerly or northeasterly 3 to 5.
Sea state
Slight or moderate.
Weather
Occasional rain and drizzle, fog patches at first in north.
Visibility
Moderate or good, occasionally very poor at first in north.

West Central Section

Wind
Cyclonic, mainly westerly or southwesterly, 4 to 6.
Sea state
Moderate or rough.
Weather
Occasional rain or drizzle, fog patches for a time in far south.
Visibility
Moderate or good, occasionally very poor in far south.

Denmark Strait

Wind
Southwesterly 3 to 5, becoming variable 2 to 4.
Sea state
Slight, occasionally smooth near iceland and moderate later in far south.
Weather
Fog patches in north and later in east, otherwise mainly fair.
Visibility
Good, but moderate or good occasionally very poor in north and later in east.

North Iceland

In northwest of area

Wind
Southerly or southwesterly 3 to 5.
Sea state
Slight or moderate.
Weather
Fog patches.
Visibility
Moderate or good occasionally very poor.

In southeast of area

Wind
Variable 2 to 4, becoming cyclonic 3 to 5 later.
Sea state
Slight or moderate.
Weather
Occasional rain, drizzle and fog patches.
Visibility
Moderate occasionally very poor.

Norwegian Basin

Wind
Southerly or southwesterly becoming cyclonic, 3 to 5.
Sea state
Slight or moderate.
Weather
Occasional rain, fog patches later in west.
Visibility
Moderate or good, occasionally very poor later in west.

Outlook for the following 24 hours

No gales expected.

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.

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