Coast and Sea

High seas forecast and storm warnings


The general synopsis for UK

At 071200UTC, low 63 north 30 west 993 expected 64 north 33 west 991 by 081200UTC. Low 56 north 41 west 993, moving slowly northeast, losing its identity. High 43 north 17 west 1025 expected 47 north 13 west 1023 by same time

Issued at: .

For the period to .

High seas forecast and storm warnings map


Sole

Wind
Variable 2 to 4.
Sea state
Slight occasionally moderate.
Weather
Fog patches.
Visibility
Good, occasionally very poor.

Shannon

Wind
Variable 2 to 4, becoming southwest 3 to 5 later.
Sea state
Moderate, but slight at first in southeast.
Weather
Occasional drizzle.
Visibility
Good, occasionally poor.

Rockall

Wind
Southwest 4 or 5, backing south 4 to 6 later.
Sea state
Moderate, becoming moderate or rough later.
Weather
Rain, drizzle and fog patches.
Visibility
Moderate or good, occasionally very poor.

Bailey

Wind
Southwest 4 or 5, backing south 4 to 6 later.
Sea state
Moderate, becoming moderate or rough later.
Weather
Rain, drizzle and fog patches.
Visibility
Moderate or good, occasionally very poor.

Faeroes

Wind
Cyclonic 4 to 6, becoming southwesterly 3 to 5.
Sea state
Moderate, occasionally slight.
Weather
Occasional rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

Southeast Iceland

Wind
Cyclonic 4 to 6, becoming southwesterly 3 to 5.
Sea state
Moderate.
Weather
Occasional rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

East Northern Section

In area north of 61 north

Wind
Cyclonic 4 to 6, becoming southerly or southeasterly 3 to 5.
Sea state
Moderate or rough.
Weather
Occasional rain and drizzle, fog patches later in east.
Visibility
Moderate or good occasionally poor and very poor later in east.

In rest of area

Wind
Southerly or southwesterly 4 to 6, increasing 6 or 7 later in west.
Sea state
Moderate or rough.
Weather
Rain, drizzle and fog patches, showers later in west.
Visibility
Moderate or good occasionally very poor, becoming good occasionally moderate later in west.

West Northern Section

Wind
Cyclonic 5 to 7, occasionally gale 8 later in northwest.
Sea state
Moderate or rough, but rough or very rough later in southeast.
Weather
Rain and drizzle in north, occasional rain or showers in south, perhaps thundery later in southeast.
Visibility
Moderate or good occasionally poor in north, good occasionally poor in south.

East Central Section

Wind
Southerly or southwesterly becoming cyclonic, 4 to 6, but variable 2 to 4 until later in southeast.
Sea state
Moderate or rough, but slight or moderate in far southeast.
Weather
Thundery rain, drizzle and fog patches, but occasional drizzle in southeast and later in northwest.
Visibility
Moderate or good occasionally very poor, but good occasionally moderate in southeast and later in northwest.

West Central Section

In north of area

Wind
Cyclonic 5 to 7, occasionally gale 8 at first in west, becoming westerly 4 to 6 later.
Sea state
Moderate or rough, but rough or very rough at first in west.
Weather
Occasional rain or showers.
Visibility
Good occasionally moderate.

In south of area

Wind
Cyclonic 4 to 6 at first in east, otherwise westerly or southwesterly 3 to 5.
Sea state
Moderate occasionally rough.
Weather
Thundery rain, drizzle and fog patches at first in east, then showers.
Visibility
Moderate or good occasionally very poor at first in east, otherwise good occasionally moderate.

Denmark Strait

Wind
Northeasterly 4 to 6, becoming cyclonic 5 to 7 for a time in far west, then variable 2 to 4 later in east.
Sea state
Slight or moderate, but moderate or rough in south.
Weather
Occasional rain and drizzle, fog banks at first in north, then fog patches in north and west.
Visibility
Moderate to very poor, occasionally good in south.

North Iceland

In north of area

Wind
Variable 2 to 4, but southerly 4 or 5 at first in far northwest.
Sea state
Slight or moderate.
Weather
Fog banks, rain and drizzle in west, occasional drizzle and fog patches in east.
Visibility
Moderate to very poor in west, moderate or good occasionally very poor in east.

In south of area

Wind
Cyclonic 4 to 6, becoming variable 2 to 4, but southwesterly 4 or 5 in far south.
Sea state
Moderate, occasionally slight in north and west.
Weather
Occasional rain, drizzle and fog patches becoming fog banks for a time.
Visibility
Moderate or good, occasionally very poor, becoming poor or very poor for a time.

Norwegian Basin

Wind
Northwesterly 4 to 6 at first in east, otherwise variable, becoming mainly southwesterly later, 2 to 4.
Sea state
Moderate, occasionally rough at first in northeast.
Weather
Occasional rain or drizzle, 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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