Coast and sea

High seas forecast and storm warnings

The general synopsis for UK

At 021200UTC, low 64 north 06 west 998 expected 64 north 07 989 west by 031200UTC. Low 62 north 34 east 1011 expected 65 north 38 west 1011 by same time. High 42 north 33 west 1033 expected 42 north 27 west 1034 by that time.

Issued at: .

For the period to .

High seas forecast and storm warnings map

Sole

Wind
Northerly or northwesterly 3 to 5.
Sea state
Moderate or rough, becoming moderate later.
Weather
Mainly fair.
Visibility
Mainly good.

Shannon

Wind
Northwest 4 or 5, backing west 3 or 4 later.
Sea state
Rough, becoming moderate.
Weather
Mainly fair.
Visibility
Mainly good.

Rockall

Wind
West or northwest 4 to 6, occasionally 7 later.
Sea state
Moderate or rough.
Weather
Showers.
Visibility
Good, occasionally moderate.

Bailey

Wind
West or northwest 4 to 6.
Sea state
Moderate, becoming rough.
Weather
Rain or showers.
Visibility
Good, occasionally moderate.

Faeroes

Wind
Cyclonic 5 to 7.
Sea state
Moderate or rough, occasionally very rough for a time in north.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Southeast Iceland

Wind
Cyclonic 5 to 7, increasing gale 8 for a time in far north.
Sea state
Moderate or rough, occasionally very rough for a time in north.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

East Northern Section

In northeast

Wind
Westerly or northwesterly 5 to 7.
Sea state
Moderate or rough.
Weather
Rain or showers, becoming fair later.
Visibility
Moderate or good.

In northwest

Wind
Variable 2 to 4, becoming northwesterly 4 to 6.
Sea state
Moderate, occasionally slight at first.
Weather
Rain later.
Visibility
Good, occasionally moderate later.

In south

Wind
Westerly or northwesterly 4 to 6.
Sea state
Moderate, becoming rough later in east.
Weather
Showers.
Visibility
Good, occasionally moderate.

West Northern Section

In north

Wind
Variable 2 to 4, becoming westerly or southwesterly 3 to 5.
Sea state
Slight, occasionally moderate.
Weather
Rain later.
Visibility
Good, occasionally moderate later.

In south

Wind
Westerly or southwesterly 3 to 5, occasionally 6 at first.
Sea state
Moderate, occasionally slight at first.
Weather
Rain, fog banks.
Visibility
Moderate or good, occasionally very poor.

East Central Section

In north

Wind
westerly or northwesterly 3 to 5, becoming variable 3 or less for a time.
Sea state
Moderate.
Weather
Occasional rain.
Visibility
Moderate or good, occasionally poor.

In south

Wind
Variable 2 to 4, occasionally westerly 5 for a time.
Sea state
Moderate.
Weather
Occasional rain.
Visibility
Moderate or good, occasionally poor.

West Central Section

In north

Wind
Westerly or southwesterly 3 to 5.
Sea state
Moderate.
Weather
Rain, fog banks.
Visibility
Moderate or poor, occasionally very poor.

In south

Wind
Variable 2 to 4, becoming southerly 4 or 5 later in west.
Sea state
Slight or moderate.
Weather
Occasional rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

Denmark Strait

Wind
Variable 3 or less, becoming northwesterly 4 to 6 later in east.
Sea state
Slight, occasionally moderate in east.
Weather
Fog banks.
Visibility
Poor or moderate, occasionally very poor.

North Iceland

In north

Wind
Variable 2 to 4, becoming northerly or northeasterly 5 to 7 later.
Sea state
Slight, becoming moderate.
Weather
Fog banks.
Visibility
Poor or moderate, occasionally very poor.

In south

Wind
Cyclonic 5 to 7, perhaps gale 8 for a time.
Sea state
Slight or moderate, becoming rough later.
Weather
Rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

Norwegian Basin

Wind
Southerly or southwesterly 4 to 6, occasionally 7 in west.
Sea state
Moderate, becoming rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Outlook for following 24 hours

Risk of gales in north Iceland.

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

The 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.