High seas forecast and storm warnings
The general synopsis for UK
At 311200UTC, high 72 north 02 east 1024 slow-moving and declining 1017 by 011200UTC. New low expected 57 north 16 west 998 by same time. Low 38 west 51 north 996 losing its identity
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southwesterly veering westerly later, 3 to 5, occasionally 6 in west.
- Sea state
- Moderate, occasionally rough in west.
- Weather
- Occasional rain, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Shannon
- Wind
- Southerly or southwesterly, 3 to 5, occasionally 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Rockall
- Wind
- Southerly or southwesterly, becoming cyclonic, 3 to 5, occasionally 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Bailey
- Wind
- Variable 2 to 4, becoming easterly or southeasterly, 3 to 5.
- Sea state
- Rough becoming moderate.
- Weather
- Occasional rain or showers.
- Visibility
- Good, occasionally poor.
Faeroes
- Wind
- Variable 2 to 4, becoming easterly or southeasterly 3 to 5 later.
- Sea state
- Moderate.
- Weather
- Occasional rain, fog patches.
- Visibility
- Moderate to very poor.
Southeast Iceland
- Wind
- In southeast, variable 2 to 4, becoming easterly or southeasterly 3 to 5 later. in northwest, northeasterly 4 to 6.
- Sea state
- In southeast, moderate. in northwest, moderate, occasionally rough until later.
- Weather
- In southeast, occasional rain, fog patches. in northwest, rain, fog patches.
- Visibility
- In southeast, moderate to very poor. in northwest, moderate to very poor.
East Northern Section
In north
- Wind
- Easterly or southeasterly, backing northeasterly later, 3 to 5, then becoming variable 2 to 4 later in northwest.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Occasional rain or drizzle, fog patches until later.
- Visibility
- Moderate or good, occasionally very poor until later.
In south
- Wind
- Cyclonic 3 to 5.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Occasional rain or showers, fog patches at first.
- Visibility
- Moderate or good, occasionally poor, but occasionally very poor at first.
West Northern Section
In northwest
- Wind
- Northerly or northeasterly 5 or 6, occasionally 7 at first in far north, becoming variable 2 to 4 later.
- Sea state
- Moderate or rough, becoming slight or moderate later.
- Weather
- Occasional rain and fog patches, becoming mainly fair later.
- Visibility
- Moderate or good, occasionally very poor until later.
In northeast
- Wind
- Cyclonic 4 to 6, becoming variable 2 to 4 later.
- Sea state
- Moderate or rough, becoming slight or moderate later.
- Weather
- Occasional rain and fog patches, becoming mainly fair later.
- Visibility
- Moderate or poor, occasionally very poor, becoming good occasionally poor later.
In south
- Wind
- Variable 3 or less at first in east, otherwise northerly or northwesterly 4 or 5, increasing 6 for a time in west.
- Sea state
- Moderate or rough.
- Weather
- Rain at times.
- Visibility
- Moderate or good, occasionally poor.
East Central Section
In north
- Wind
- Southwesterly 5 or 6, becoming cyclonic, then westerly or northwesterly later, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, occasionally thundery.
- Visibility
- Moderate or good, occasionally poor.
In south
- Wind
- Southwesterly 4 to 6, veering westerly 5 to 7.
- Sea state
- Rough, occasionally moderate at first in east, then occasionally very rough later.
- Weather
- Occasional rain or showers, becoming mainly fair later.
- Visibility
- Moderate or good, occasionally poor at first.
West Central Section
In north
- Wind
- Cyclonic becoming westerly or northwesterly, 4 to 6, veering northeasterly 3 to 5 later in far west.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, occasionally thundery at first, fog patches, becoming mainly fair later.
- Visibility
- Moderate or poor, occasionally very poor, becoming mainly good.
In south
- Wind
- Westerly or southwesterly, becoming cyclonic later, 5 to 7.
- Sea state
- Rough or very rough.
- Weather
- Showers, rain later.
- Visibility
- Good, occasionally poor at first, becoming moderate or poor later.
Denmark Strait
In area north of 70 north
- Wind
- Southerly 4 or 5.
- Sea state
- Slight.
- Weather
- Extensive fog developing.
- Visibility
- Good, becoming poor or very poor.
In rest of area
- Wind
- Easterly or northeasterly 4 to 6, occasionally 7 at first in southwest, becoming variable 2 to 4 later.
- Sea state
- Moderate or rough, becoming slight, occasionally moderate.
- Weather
- Occasional rain or drizzle, but snow or freezing rain at times near greenland coast, fog patches becoming fog banks.
- Visibility
- Moderate to very poor, occasionally good near iceland.
North Iceland
In north
- Wind
- Southerly or southwesterly 4 or 5, occasionally 6 in north.
- Sea state
- Slight or moderate.
- Weather
- Fog banks developing in north and west, otherwise mainly fair.
- Visibility
- Moderate or good, occasionally poor, becoming poor or very poor in north and west.
In south
- Wind
- Easterly or southeasterly, 3 to 5, occasionally 6 at first in southwest.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Mainly fair in northeast, otherwise occasional rain and fog patches.
- Visibility
- Mainly good in northeast, otherwise moderate to very poor.
Norwegian Basin
In north
- Wind
- Easterly or northeasterly 3 to 5, becoming variable 2 to 4 later in far east.
- Sea state
- Moderate.
- Weather
- Occasional rain or showers, fog patches.
- Visibility
- Moderate or good in far east, otherwise moderate to very poor.
In south
- Wind
- Variable 2 to 4, becoming southerly or southeasterly 3 to 5 later.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain or showers, fog patches.
- Visibility
- Moderate to very poor, becoming moderate or good later.
Outlook for the following 24 hours
Gales expected in West 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.