Coast and Sea

High seas forecast and storm warnings


The general synopsis for UK

At 131200UTC, low 61 north 34 west 989 expected 66 north 12 west 995 by 141200UTC. New high 1031 expected 45 north 38 west by same time. Low 69 north 12 east 989 moving northeastwards steadily and losing its identity by that time.

Issued at: .

For the period to .

High seas forecast and storm warnings map


Sole

Wind
Westerly or southwesterly 3 to 5, occasionally 6 later.
Sea state
Slight or moderate, occasionally rough later in far west.
Weather
Occasional rain and fog patches.
Visibility
Moderate or good, occasionally very poor.

Shannon

Wind
South or southwest 3 to 5.
Sea state
Moderate or rough.
Weather
Occasional rain and fog patches.
Visibility
Moderate or good, occasionally very poor.

Rockall

Wind
South or southwest 3 to 5, occasionally 6.
Sea state
Moderate or rough.
Weather
Occasional rain and fog patches, thundery showers later.
Visibility
Moderate or good, occasionally very poor.

Bailey

Wind
South 5 to 7, occasionally gale 8 at first, veering southwest 4 or 5.
Sea state
Moderate or rough.
Weather
Occasional rain.
Visibility
Moderate or good, occasionally poor at first.

Faeroes

Wind
In east, southerly or southwesterly 3 to 5, increasing 6 for a time. in west, southerly or southeasterly 5 to 7, veering southwesterly 3 to 5.
Sea state
In east, moderate or rough. in west, moderate or rough.
Weather
In east, rain at times . in west, rain at times.
Visibility
In east, good, occasionally poor. in west, moderate or good, occasionally poor at first.

Southeast Iceland

Wind
Southerly or southeasterly 5 to 7, occasionally gale 8 at first, veering southwesterly 3 to 5.
Sea state
Moderate or rough.
Weather
Rain at times.
Visibility
Moderate or good, occasionally poor at first.

East Northern Section

In north

Wind
Cyclonic 5 to 7, decreasing 3 to 5, becoming westerly or northwesterly 4 to 6 later.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

In south

Wind
Southwesterly 4 to 6, veering westerly or northwesterly 5 to 7 later.
Sea state
Moderate or rough, occasionally very rough in southwest later.
Weather
Showers.
Visibility
Moderate or good.

West Northern Section

In north

Wind
Cyclonic 4 to 6, becoming northwesterly 3 to 5, then variable 3 or less in west later.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good.

In south

Wind
Cyclonic 5 to 7, becoming westerly or southwesterly 3 to 5 later.
Sea state
Rough or very rough, becoming moderate later in west.
Weather
Rain or showers at first.
Visibility
Moderate or good.

East Central Section

Wind
Westerly or southwesterly 4 to 6, veering northerly or northwesterly 5 to 7 later.
Sea state
Moderate or rough, becoming very rough in far southwest later.
Weather
Rain or showers, thundery for a time in east.
Visibility
Moderate or good, occasionally poor in east.

West Central Section

In north

Wind
Westerly or northwesterly 5 to 7, backing southwesterly 4 or 5 later in west.
Sea state
Rough or very rough.
Weather
Showers.
Visibility
Moderate or good.

In south

Wind
Westerly or northwesterly 4 to 6, becoming variable 2 to 4 later.
Sea state
Rough or very rough, becoming moderate in southwest later.
Weather
Showers at first.
Visibility
Moderate or good.

Denmark Strait

Wind
Northerly or northeasterly 4 to 6, becoming variable 2 to 4 later in northwest.
Sea state
Mainly slight or moderate, occasionally rough near iceland.
Weather
Occasional rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

North Iceland

In north

Wind
Cyclonic 3 to 5.
Sea state
Moderate or rough becoming slight or moderate.
Weather
Occasional rain or showers.
Visibility
Moderate or good, occasionally poor.

In south

Wind
Southerly or southeasterly becoming cyclonic, 4 to 6.
Sea state
Moderate or rough.
Weather
Rain or showers, fog patches.
Visibility
Moderate or good, occasionally very poor.

Norwegian Basin

Wind
Westerly 2 to 4, backing southerly 4 to 6.
Sea state
Moderate or rough.
Weather
Occasional rain, fog patches later in west.
Visibility
Moderate or good, occasionally very poor later in west.

Outlook for the following 24 hours

There is a risk of gales in East Northern Section, West Northern Section, East Central Section, West 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.

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