Coast and sea

High seas forecast and storm warnings

The general synopsis for UK

At 0712000UTC, low 44 north 52 west 962 expected 52 north 19 west by 081200UTC. 52 north 19 west losing its identity.

Issued at: .

For the period to .

High seas forecast and storm warnings map

Sole

Wind
West or southwest 4 to 6, occasionally 7 later.
Sea state
Rough or very rough.
Weather
Occasional rain.
Visibility
Moderate or good, occasionally poor.

Shannon

Wind
Cyclonic becoming south or southwest later, 3 to 5.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Rockall

Wind
East 4 to 6, becoming variable 2 to 4.
Sea state
Moderate or rough.
Weather
Occasional rain.
Visibility
Good, occasionally poor.

Bailey

Wind
East or northeast 4 to 6.
Sea state
Moderate or rough.
Weather
Occasional rain.
Visibility
Good, occasionally poor.

Faeroes

Wind
East or southeast 4 to 6.
Sea state
Moderate or rough, occasionally very rough later in southeast.
Weather
Occasional rain.
Visibility
Good, occasionally poor.

Southeast Iceland

Wind
Easterly or northeasterly 4 to 6, occasionally 7 later.
Sea state
Moderate or rough.
Weather
Occasional rain.
Visibility
Good, occasionally poor.

East Northern Section

Wind
Easterly or northeasterly 4 to 6, occasionally 7 later in north.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

West Northern Section

Wind
Easterly or northeasterly 5 to 7, occasionally gale 8 in northwest.
Sea state
Moderate or rough becoming rough or very rough.
Weather
Rain or showers, wintry in north.
Visibility
Occasional light icing in far northwest close to greenland later.

East Central Section

Wind
Cyclonic 5 to 7.
Sea state
Rough or very rough, becoming very rough or high later in southwest.
Weather
Rain or squally showers.
Visibility
Moderate or good, occasionally poor.

West Central Section

In north

Wind
Variable 2 to 4, becoming easterly 5 to 7, occasionally gale 8 in south, then backing northeasterly 4 to 6 later.
Sea state
Rough or very rough, occasionally high later in south.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

In south

Wind
Cyclonic 6 to gale 8, occasionally severe gale 9 in south.
Sea state
Rough or very rough becoming very rough or high, then high or very high for a time later.
Weather
Rain or squally showers.
Visibility
Moderate or good, occasionally poor.

Denmark Strait

Wind
Northeasterly 5 to 7, occasionally gale 8 later.
Sea state
Moderate or rough becoming rough or very rough later.
Weather
Sleet or snow showers.
Visibility
Moderate or good, occasionally very poor. Light or moderate icing within 50 miles of ice edge, with temperatures ms03 to ms06.

North Iceland

In area north of 66 north

Wind
Northerly or northeasterly 4 to 6.
Sea state
Slight or moderate becoming moderate or rough, occasionally very rough later in west.
Weather
Sleet and snow showers.
Visibility
Good, occasionally very poor.

In area south of 66 north

Wind
Cyclonic, mainly easterly or northeasterly, 3 to 5.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Norwegian Basin

Wind
Cyclonic, mainly southerly rockall southeasterly, but becoming westerly or southwesterly later in east, 4 to 6.
Sea state
Slight or moderate, becoming moderate or rough, occasionally very rough later in west.
Weather
Occasional rain.
Visibility
Moderate or good, occasionally poor.

Outlook for following 24 hours

Gales expected in East Northern Section, West Northern Section, East Central Section, West Central Section , Denmark Strait and Southeast 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.