Coast and sea

High seas forecast and storm warnings

The general synopsis for UK

At 041200UTC, low 49 north 22 west 966 expected 48 north 18 west 965 by 051200UTC. Low 47 north 08 west 972 and low 54 north 30 west 973 both losing their identity by same time.

Issued at: .

For the period to .

High seas forecast and storm warnings map

Sole

Wind
Cyclonic, 4 to 6, but 7 or gale 8 at first in east.
Sea state
Rough or very rough.
Weather
Rain or showers.
Visibility
Good, occasionally poor.

Shannon

Wind
Cyclonic, mainly east 5 to 7, increasing gale 8 at times, decreasing 4 later.
Sea state
Moderate or rough, but becoming rough or very rough later.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Rockall

Wind
Easterly or southeasterly 5 to 7, occasionally gale 8 later in northeast.
Sea state
Moderate or rough, becoming rough or very rough.
Weather
Rain or showers.
Visibility
Good, occasionally poor.

Bailey

Wind
In south, easterly or southeasterly 5 to 7. in north, easterly or southeasterly 6 to gale 8, occasionally 5 later.
Sea state
In south, moderate or rough, becoming rough or very rough. in north, rough or very rough.
Weather
In south, rain or showers. in north, rain or showers.
Visibility
Good, occasionally poor.

Faeroes

Wind
Easterly or southeasterly 6 to gale 8.
Sea state
Rough or very rough.
Weather
Rain or showers.
Visibility
Good, occasionally poor.

Southeast Iceland

Wind
Easterly or southeasterly 6 to gale 8.
Sea state
Rough or very rough.
Weather
Rain or showers.
Visibility
Good, occasionally poor.

East Northern Section

Wind
Easterly or northeasterly 5 to 7, increasing gale 8 at times, occasionally 4 later.
Sea state
Rough or very rough, occasionally high at first.
Weather
Wintry showers in north, rain later in northeast, rain or squally showers in south.
Visibility
Moderate or good, occasionally poor.

West Northern Section

Wind
Cyclonic at first in southwest, otherwise easterly or northeasterly, 5 to 7, increasing gale 8 at times in south, occasionally 4 in northeast and later in far south.
Sea state
Very rough, occasionally high at first in southeast, and rough at times in north and later in southeast.
Weather
Rain in south, wintry showers in north.
Visibility
Moderate or good, occasionally poor.

East Central Section

In north of area

Wind
Cyclonic mainly northeasterly, 5 to 7, occasionally 4 in west and increasing gale 8 at times until later in east.
Sea state
Very rough, but occasionally rough at first in northeast and later in northwest.
Weather
Rain or blustery showers.
Visibility
Moderate or good, occasionally poor.

In south of area

Wind
Cyclonic 6 to gale 8, occasionally 5 until later in north.
Sea state
Very rough or high.
Weather
Rain or squally, thundery showers.
Visibility
Moderate or good, occasionally poor.

West Central Section

In northeastern corner and later far northwest of area

Wind
Cyclonic 3 to 5.
Sea state
Very rough, occasionally rough later in northeastern corner.
Weather
Rain at times.
Visibility
Moderate or good.

In rest of area

Wind
Northwesterly 6 to gale 8.
Sea state
Rough or very rough.
Weather
Rain at times in east, wintry showers elsewhere.
Visibility
Moderate or good, occasionally poor.

Denmark Strait

Wind
Easterly or northeasterly mainly 4 to 6, occasionally 7 until later in southwest and 3 at times in southeast.
Sea state
Moderate or rough.
Weather
Occasional snow or sleet in west, freezing drizzle at first in west, fog patches in west, snow showers in east.
Visibility
Moderate or good, occasionally poor, but very poor at times in west. Light icing at times close to the greenland coast, near the ice, to the south of 68 north, with temperatures ms02 or ms03.

North Iceland

In area to the north of 69 north

Wind
Southwesterly 4 to 6, becoming variable 2 to 4 later.
Sea state
Moderate.
Weather
Fog patches at first.
Visibility
Moderate or good, occasionally very poor at first. Light or moderate icing developing for a time in far north, mainly near the ice, with temperatures ms02 to ms05.

In rest of area

Wind
Mainly easterly 3 to 5, occasionally 6 in far south.
Sea state
Moderate or rough.
Weather
Sleet or snow showers.
Visibility
Good, occasionally poor.

Norwegian Basin

Wind
Cyclonic, mainly easterly or southeasterly, backing northeasterly later in east, 3 to 5, occasionally 6 in southwest.
Sea state
Moderate or rough in south and west, slight or moderate in east and north.
Weather
Sleet or snow showers at first in west.
Visibility
Good, occasionally poor at first.

Outlook for following 24 hours

Severe gales expected in East Central Section. Gales expected in Rockall, Bailey, Faeroes, Southeast Iceland, East Northern Section, West Northern Section, West Central Section and Denmark Strait. There is a risk of gales in Sole, Shannon and 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.