Coast and Sea

High seas forecast and storm warnings


The general synopsis for UK

At 070000UTC, low 58 north 28 west 985 expected 59 north 25 west 994 by 080000UTC. Low 57 north 13 west 995 losing its identity by same time. New low expected 63 north 16 west 990 by that time. at 070000UTC, high 34 north 32 west 1021 losing its identity by 080000UTC

Issued at: .

For the period to .

High seas forecast and storm warnings map


Sole

Wind
Southwest veering west later, 4 to 6.
Sea state
Rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor later.

Shannon

Wind
West or southwest 4 to 6, occasionally 7 at first.
Sea state
Rough, occasionally very rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Rockall

Wind
Southwesterly 5 to 7, occasionally 4 in north.
Sea state
Rough occasionally very rough later.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Bailey

Wind
Cyclonic 5 to 7, becoming southwest 4 to 6.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Faeroes

Wind
Southeasterly 3 to 5, occasionally 6 in northeast, becoming cyclonic 5 to 7, then southerly 4 to 6 later.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Southeast Iceland

Wind
Southeasterly 3 to 5, occasionally 6 in northeast, becoming cyclonic 5 to 7, then southerly 4 to 6 later.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

East Northern Section

Wind
Cyclonic 4 to 6, occasionally 7 in south.
Sea state
Moderate or rough, occasionally very rough in south.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

West Northern Section

Wind
Cyclonic becoming northwesterly later, 4 to 6, occasionally 7 in south.
Sea state
Moderate or rough.
Weather
Rain or showers.
Visibility
Moderate or good.

East Central Section

Wind
Southwesterly at first in far southwest, otherwise westerly, 4 to 6, occasionally 7 in north.
Sea state
Rough or very rough, occasionally moderate in south.
Weather
Showers.
Visibility
Good occasionally moderate.

West Central Section

Wind
Westerly 4 to 6, occasionally 7 in north, backing southeasterly 3 to 5 later in far southwest.
Sea state
Moderate or rough, occasionally very rough in northeast.
Weather
Showers.
Visibility
Mainly good.

Denmark Strait

Wind
Northeasterly 4 to 6, occasionally 7 later.
Sea state
Slight or moderate, occasionally rough later in northeast.
Weather
Occasional sleet or freezing rain, fog patches in north.
Visibility
Moderate or poor, occasionally very poor in north.

North Iceland

Wind
Southerly or southeasterly 3 to 5, occasionally 6 in south.
Sea state
Moderate occasionally rough in south.
Weather
Occasional rain and in north sleet or freezing rain, extensive fog.
Visibility
Moderate or poor, occasionally very poor.

Norwegian Basin

Wind
Easterly or southeasterly 3 to 5, occasionally 6 in west, becoming variable 2 to 4 in east.
Sea state
Moderate occasionally slight in east.
Weather
Occasional rain.
Visibility
Good, occasionally moderate.

Outlook for the following 24 hours

No gales expected. Extensive fog expected in north Iceland.

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.