Coast and Sea

High seas forecast and storm warnings


The general synopsis for UK

At 211200UTC, low 68 north 00 east 998 moving slowly northeast losing its identity by 221200UTC. Low 52 north 45 west 985 expected 54 north 42 west 993 by same time. Low 47 north 24 west 1013 moving steadily east losing its identity by that time. at 211200UTC, high 56 north 01 west 1029 slow-moving intensifying 1031 by 221200UTC

Issued at: .

For the period to .

High seas forecast and storm warnings map


Sole

Wind
East, becoming variable, 2 to 4.
Sea state
Slight occasionally moderate.
Weather
Thundery showers.
Visibility
Good, occasionally poor in west.

Shannon

Wind
Easterly, becoming variable, 2 to 4.
Sea state
Slight, occasionally moderate in west.
Weather
Fair.
Visibility
Good.

Rockall

Wind
Variable, becoming southeasterly, 2 to 4, occasionally 5 later in northwest.
Sea state
Slight or moderate.
Weather
Mainly fair.
Visibility
Good, occasionally poor later in northwest.

Bailey

Wind
Southwest 3 or 4, backing south or southeast 2 to 4.
Sea state
Moderate, occasionally slight later.
Weather
Rain later.
Visibility
Good, becoming moderate or poor later.

Faeroes

Wind
Westerly or southwesterly 3 or 4, occasionally 5 at first.
Sea state
Rough becoming moderate, occasionally slight later.
Weather
Showers later.
Visibility
Good, occasionally moderate later.

Southeast Iceland

Wind
Westerly or southwesterly 3 or 4, occasionally 5 at first.
Sea state
Rough becoming moderate, occasionally slight later.
Weather
Showers later.
Visibility
Good, occasionally moderate later.

East Northern Section

In north

Wind
Southwest 2 to 4, backing east 4 or 5 later, occasionally 6 later.
Sea state
Slight or moderate.
Weather
Showers.
Visibility
Good occasionally moderate.

In south

Wind
South 3 or 4, backing east or southeast 4 to 6, then veering south or southwest later.
Sea state
Moderate occasionally slight.
Weather
Fair then occasional rain and drizzle, fog patches later.
Visibility
Good becoming moderate or poor, occasionally very poor later.

In northwest

Wind
Variable 2 to 4.
Sea state
Slight or moderate.
Weather
Occasional rain or showers.
Visibility
Moderate or good.

West Northern Section

In north

Wind
Variable 3 or less, becoming easterly 4 or 5, occasionally 6 later.
Sea state
Slight, occasionally moderate later.
Weather
Showers at first.
Visibility
Good occasionally moderate.

In south

Wind
Easterly, becoming cyclonic later, 4 to 6, occasionally 7 in west.
Sea state
Moderate or rough, occasionally slight at first in east.
Weather
Occasional rain and drizzle, fog patches developing.
Visibility
Good at first in east, otherwise moderate or poor, occasionally very poor.

East Central Section

In north

Wind
Easterly or southeasterly, veering southerly or southwesterly, 4 to 6.
Sea state
Moderate, occasionally slight.
Weather
Occasional rain or drizzle, fog patches for a time.
Visibility
Moderate or good, occasionally poor.

In south

Wind
Cyclonic 3 to 5, occasionally 6 at first in far west.
Sea state
Moderate, becoming slight later in east.
Weather
Mainly fair, fog patches for a time.
Visibility
Moderate or good, occasionally very poor.

West Central Section

Wind
Southerly or southeasterly, veering southwesterly, 5 to 7, decreasing 4 in far southeast.
Sea state
Moderate or rough.
Weather
Occasional rain and drizzle, fog banks.
Visibility
Moderate or poor occasionally very poor, becoming good in far southwest.

Denmark Strait

Wind
Southerly or southwesterly 3 to 5, but variable 2 to 4 in far southeast in north.
Sea state
Slight occasionally moderate at first in east.
Weather
Fog banks developing in northwest.
Visibility
Moderate or good, becoming poor or very poor in northwest.

North Iceland

In west

Wind
Variable 2 to 4, becoming southwesterly 4 to 6 later in north.
Sea state
Slight or moderate.
Weather
Fog patches at first in north, showers for a time in south, fog patches in far north.
Visibility
Moderate or good, occasionally very poor in far north.

In east

Wind
Westerly or northwesterly, becoming cyclonic, 3 to 5.
Sea state
Slight or moderate, occasionally rough at first in south.
Weather
Showers then mainly fair.
Visibility
Good occasionally poor.

In northwest

Wind
Variable becoming southerly or southwesterly, 2 to 4, occasionally 5 later in south.
Sea state
Slight or moderate.
Weather
Fog patches.
Visibility
Moderate or good, occasionally very poor.

Norwegian Basin

Wind
Westerly, backing southwesterly, 5 to 7, occasionally gale 8 at first in far northeast, decreasing 3 or 4 later.
Sea state
Rough occasionally very rough in far northeast, becoming moderate later.
Weather
Good occasionally moderate.
Visibility

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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