Coast and sea

High seas forecast and storm warnings

The general synopsis for UK

At 300000UTC, low 60 north 12 west 1004 losing its identity by 010000UTC. New low expected 59 north 21 west 1002 by same time. Low 60 north 35 west 1006 losing its identity by that time. at 300000UTC, high 41 north 41 west 1035 expected 41 north 37 west 1031 by 010000UTC. New highs expected 53 north 41 west 1025 and 43 north 04 west 1021 by same time.

Issued at: .

For the period to .

High seas forecast and storm warnings map

Sole

Wind
Northwesterly backing westerly or southwesterly, 3 or 4, occasionally 5 later in west.
Sea state
Rough, becoming moderate.
Weather
Showers.
Visibility
Good.

Shannon

Wind
West or northwest, backing south or southwest later, 3 to 5.
Sea state
Moderate.
Weather
Showers, rain later.
Visibility
Good, occasionally moderate.

Rockall

Wind
West or northwest, backing south or southwest later, 3 to 5.
Sea state
Moderate.
Weather
Showers, rain later.
Visibility
Good, occasionally moderate.

Bailey

Wind
Cyclonic, becoming southwest later, 3 to 5.
Sea state
Moderate.
Weather
Rain at times, fog patches.
Visibility
Moderate or good, occasionally very poor.

Faeroes

Wind
South or southeast 3 to 5.
Sea state
Slight or moderate.
Weather
Occasional rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

Southeast Iceland

Wind
Easterly or southeasterly, 2 to 4.
Sea state
Slight or moderate.
Weather
Occasional rain or drizzle, fog patches.
Visibility
Moderate, occasionally very poor.

East Northern Section

In north of area

Wind
Northwesterly 3 to 5, becoming variable 2 to 4 for a time.
Sea state
Slight or moderate.
Weather
Occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor.

In south of area

Wind
Westerly or northwesterly, becoming cyclonic, 3 to 5, increasing 6 at times later in southwest.
Sea state
Moderate, becoming rough later in west.
Weather
Occasional rain or showers.
Visibility
Moderate or good, occasionally poor.

West Northern Section

In north of area

Wind
Cyclonic becoming northwest, then backing southwest later, 3 to 5.
Sea state
Slight or moderate.
Weather
Occasional rain at first, fog patches in far northwest.
Visibility
Moderate or good, occasionally very poor in far northwest.

In south of area

Wind
Westerly or northwesterly 5 to 7.
Sea state
Moderate or rough.
Weather
Occasional rain at first.
Visibility
Moderate or good, occasionally poor at first in east.

East Central Section

Wind
Variable 3 or less at first in central areas, otherwise westerly or northwesterly, 3 to 5, occasionally 6 later in north.
Sea state
Moderate, occasionally rough at first in southeast and later in northwest.
Weather
Rain at times, fog patches in west.
Visibility
Moderate or good, occasionally very poor in west.

West Central Section

Wind
Westerly or northwesterly 3 to 5, increasing 6 at times in northeast, then becoming variable 3 or less later in northwest.
Sea state
Moderate, occasionally rough later in far northeast.
Weather
Fog banks and occasional rain or drizzle.
Visibility
Moderate to poor, occasionally very poor.

Denmark Strait

Wind
Northerly or northeasterly 3 to 5, but variable 3 or less in far southwest and far north.
Sea state
Slight, occasionally moderate at first in south.
Weather
Occasional rain and fog patches.
Visibility
Moderate or good, occasionally very poor.

North Iceland

In north

Wind
Southerly or southeasterly 3 to 5.
Sea state
Slight or moderate.
Weather
Extensive fog and occasional drizzle.
Visibility
Poor or very poor, occasionally moderate.

In south

Wind
Variable 3 or less in west, otherwise easterly or southeasterly 3 to 5.
Sea state
Moderate, occasionally slight in west.
Weather
Fog banks and occasional rain.
Visibility
Moderate to very poor, occasionally good.

Norwegian Basin

In west

Wind
Southeasterly 3 to 5.
Sea state
Moderate.
Weather
Occasional rain, fog patches becoming fog banks later.
Visibility
Moderate or good, occasionally very poor.

In east

Wind
Easterly or northeasterly 3 to 5, becoming variable 3 or less for a time.
Sea state
Slight or moderate.
Weather
Drizzle and fog banks developing later.
Visibility
Moderate or good, occasionally very poor later.

Outlook for 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

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.