High seas forecast and storm warnings
The general synopsis for UK
At 280000UTC, lows 54 north 28 west 1004 and 57 north 40 west 1003 losing their identities by 290000UTC. New low moving steadily east expected 50 north 13 west 997 by same time. New low expected 73 north 09 west 1003 by that time. at 280000UTC, low 68 north 10 west 1011 losing its identity. High 62 north 30 west 1018 dissipating
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Cyclonic mainly westerly, 4 to 6, increasing 6 to gale 8 later, perhaps severe gale 9 later.
- Sea state
- Moderate or rough, occasionally very rough later.
- Weather
- Rain or showers, thundery later.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- Northwesterly becoming cyclonic, 3 to 5, increasing 5 to 7 in south.
- Sea state
- Slight or moderate, occasionally rough later in south.
- Weather
- Rain.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- North or northeast 3 to 5, occasionally 6 later.
- Sea state
- Slight or moderate.
- Weather
- Showers.
- Visibility
- Moderate or good, occasionally poor.
Bailey
- Wind
- North or northeast 3 to 5, occasionally 6 later.
- Sea state
- Slight or moderate.
- Weather
- Showers.
- Visibility
- Moderate or good, occasionally poor.
Faeroes
- Wind
- Cyclonic 3 to 5, becoming north or northeast 4 to 6.
- Sea state
- Slight or moderate, becoming moderate later.
- Weather
- Occasional rain, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Southeast Iceland
- Wind
- Cyclonic 2 to 4, becoming northerly 4 or 5 in east.
- Sea state
- Slight occasionally moderate.
- Weather
- Showers.
- Visibility
- Moderate or good.
East Northern Section
In north
- Wind
- Variable, mainly northerly or northeasterly, 2 to 4.
- Sea state
- Slight, occasionally moderate in far southwest.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate later.
In south
- Wind
- Easterly or northeasterly 4 to 6.
- Sea state
- Moderate, occasionally slight in northeast.
- Weather
- Occasional rain or showers.
- Visibility
- Moderate or good, occasionally poor.
West Northern Section
In north
- Wind
- Easterly 4 or 5 at first in south, otherwise variable 2 to 4.
- Sea state
- Slight or moderate, becoming mainly slight in north.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate later in northeast.
In south
- Wind
- Cyclonic becoming northeasterly, 4 to 6, then becoming variable 2 to 4 later in west.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Occasional rain or showers.
- Visibility
- Moderate or good, occasionally poor.
East Central Section
In northeastern half of area
- Wind
- Cyclonic 4 to 6, occasionally 3 at first, increasing 6 to gale 8 for a time in far southeast.
- Sea state
- Moderate or rough.
- Weather
- Rain at times, perhaps thundery later, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In southwestern half of area
- Wind
- Cyclonic at first in far east, otherwise northwesterly, backing westerly or southwesterly later, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain at times, becoming thundery later, fog patches at first in northeast.
- Visibility
- Moderate or good, occasionally poor, but very poor at first in northeast.
West Central Section
- Wind
- Cyclonic in far northeast, otherwise westerly or northwesterly, 4 to 6, occasionally 7 except in far northeast and far southwest.
- Sea state
- Moderate or rough.
- Weather
- Mainly fair at first in south, otherwise occasional rain or showers, fog patches at first in far northeast.
- Visibility
- Moderate or good, occasionally poor in north but very poor at first in far northeast.
Denmark Strait
- Wind
- Variable 2 to 4.
- Sea state
- Slight.
- Weather
- Fog patches in west.
- Visibility
- Moderate or good, occasionally very poor in west.
North Iceland
In east
- Wind
- Cyclonic 3 to 5, occasionally 6 in far southeast.
- Sea state
- Slight occasionally moderate.
- Weather
- Occasional rain or drizzle with fog patches, showers later in south.
- Visibility
- Moderate or good, occasionally very poor, becoming mainly good later in south.
In west
- Wind
- Northerly or northwesterly 3 to 5, occasionally 6 later in north.
- Sea state
- Slight occasionally moderate.
- Weather
- Occasional rain in east.
- Visibility
- Good, occasionally moderate.
Norwegian Basin
- Wind
- Variable 2 to 4, becoming cyclonic 4 to 6, occasionally 3 in east.
- Sea state
- Slight, becoming moderate at times.
- Weather
- Occasional rain in far south, rain or drizzle and fog patches in west.
- Visibility
- Moderate or good, occasionally poor in far south and very poor in west.
Outlook for the following 24 hours
Gales expected in Sole with a risk of gales in East Central Section.
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.