Coast and Sea

High seas forecast and storm warnings


The general synopsis for UK

At 160000UTC, low 42 north 35 west 1014 expected 43 north 34 west 1020 by 170000UTC. Low 49 north 40 west 1014 losing its identity by same time. High 57 north 28 west 1029 expected 58 north 25 west 1032 by that time

Issued at: .

For the period to .

High seas forecast and storm warnings map


Sole

Wind
East or northeast, backing north later, 3 or 4, occasionally 5 at first.
Sea state
Smooth or slight.
Weather
Thundery showers.
Visibility
Good, occasionally moderate.

Shannon

Wind
Northeast backing north, 2 to 4, occasionally 5 later.
Sea state
Slight or moderate.
Weather
Fair.
Visibility
Good.

Rockall

Wind
North or northeast 3 to 5.
Sea state
Smooth or slight, becoming slight or moderate.
Weather
Fair.
Visibility
Good.

Bailey

Wind
North or northwest 3 to 5.
Sea state
Slight or moderate.
Weather
Occasional drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

Faeroes

Wind
Southwesterly veering northwesterly 2 to 4, occasionally 5 later in west.
Sea state
Slight or moderate.
Weather
Occasional drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

Southeast Iceland

Wind
Westerly or southwesterly 4 to 6.
Sea state
Moderate, occasionally rough.
Weather
Mainly fair.
Visibility
Moderate or good.

East Northern Section

In north

Wind
Variable 2 to 4 at first in far south, otherwise westerly or southwesterly 4 to 6.
Sea state
Rough at first in north, otherwise moderate.
Weather
Occasional drizzle.
Visibility
Moderate or good.

In south

Wind
Variable, mainly northeasterly at first, 2 to 4.
Sea state
Slight or moderate.
Weather
Fog patches in far southwest.
Visibility
Moderate or good, occasionally very poor in far southwest.

West Northern Section

In north

Wind
Southwesterly backing southerly or southeasterly later in south, 4 or 5.
Sea state
Moderate, occasionally rough at first in far northeast.
Weather
Mainly fair in northeast, elsewhere fog patches and occasional drizzle, rain at times later in far southwest.
Visibility
Moderate or good, occasionally very poor except in northeast.

In south

Wind
Southerly or southeasterly 3 to 5, occasionally 6 in far west.
Sea state
Moderate, occasionally slight in far east.
Weather
Fair at first in northeast, then occasional rain or drizzle and fog patches.
Visibility
Moderate or good, occasionally very poor.

East Central Section

Wind
Northerly or northeasterly, but variable in far northwest, 2 to 4.
Sea state
Moderate, occasionally slight.
Weather
Occasional drizzle and fog patches in far northwest, thundery showers in far southeast.
Visibility
Moderate or good, occasionally very poor in far northwest.

West Central Section

In southwest

Wind
Cyclonic becoming mainly southeasterly, 3 to 5.
Sea state
Moderate.
Weather
Occasional rain, fog patches.
Visibility
Moderate or good, occasionally very poor.

In northeast

Wind
Easterly or southeasterly 3 to 5, occasionally 6 at first in far northwest.
Sea state
Moderate, occasionally slight later.
Weather
Occasional drizzle and fog patches, rain at times in far west.
Visibility
Moderate or good, occasionally very poor.

Denmark Strait

In an area north of 60 north

Wind
Variable 2 to 4.
Sea state
Slight, occasionally moderate in far south.
Weather
Mainly fair.
Visibility
Good, occasionally poor in south.

In rest of area

Wind
Southwesterly 4 to 6.
Sea state
Moderate or rough.
Weather
Occasional rain or drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

North Iceland

In north

Wind
Variable 2 to 4 at first in north, otherwise westerly veering northwesterly later, 3 to 5.
Sea state
Slight or moderate.
Weather
Fog patches in far south.
Visibility
Moderate or good, occasionally very poor in far south.

In south

Wind
Westerly or southwesterly, veering northwesterly later, 4 to 6, becoming variable 2 to 4 in far south.
Sea state
Moderate or rough.
Weather
Occasional rain, fog patches in far northwest.
Visibility
Moderate or good, occasionally very poor in far northwest.

Norwegian Basin

Wind
Variable 2 to 4 at first in far southeast, otherwise westerly or southwesterly veering northwesterly 3 to 5, increasing 6 at times later in far southeast, and becoming variable 2 to 4 later in far west.
Sea state
Slight or moderate.
Weather
Occasional rain or drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

Outlook for the following 24 hours

Gales expected in Norwegian Basin.

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.

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