High seas forecast and storm warnings
The general synopsis for UK
At 231200UTC, low 56 north 39 west 988 expected 57 north 32 west 995 by 241200UTC. New low expected 67 north 10 west 1001 by same time. High 73 north 09 west 1015 dissipating
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southerly 4 or 5 until later in far west, otherwise variable 2 to 4.
- Sea state
- Moderate, occasionally rough later in far northwest.
- Weather
- Fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Shannon
- Wind
- Southerly or southwesterly 4 to 6, becoming variable 2 to 4 later in southeast.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Rockall
- Wind
- Southerly or southwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Bailey
- Wind
- Southwest, backing south later, 4 to 6.
- Sea state
- Rough.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate.
Faeroes
- Wind
- Southwest 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain then showers.
- Visibility
- Moderate or good, occasionally poor at first.
Southeast Iceland
- Wind
- Cyclonic becoming southwesterly, 4 to 6, occasionally 7 until later.
- Sea state
- Moderate becoming rough.
- Weather
- Rain then showers, fog patches at first.
- Visibility
- Moderate or good, occasionally very poor at first.
East Northern Section
In north
- Wind
- Cyclonic, becoming southerly or southwesterly for a time, 4 to 6, occasionally 7 at first.
- Sea state
- Rough, occasionally moderate in north and very rough in south.
- Weather
- Rain at first in northwest, otherwise showers, occasional rain later.
- Visibility
- Good, occasionally poor.
In south
- Wind
- Southerly or southwesterly, becoming cyclonic for a time in west, 5 to 7, perhaps gale 8 later in southwest.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain or showers.
- Visibility
- Good, occasionally poor.
West Northern Section
In north
- Wind
- Northeasterly 5 to 7 until later in north and west, otherwise cyclonic 4 to 6, becoming variable 2 to 4 later in east.
- Sea state
- Moderate in far northwest near greenland, otherwise rough, occasionally very rough at first in south.
- Weather
- Rain at times, then showers in southeast.
- Visibility
- Moderate or good, occasionally poor.
In south
- Wind
- Southerly or southwesterly 6 to gale 8 at first in south and east, otherwise cyclonic 4 to 6, decreasing 3 at times, but occasionally 7 in southeast.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain or showers.
- Visibility
- Good, occasionally poor.
East Central Section
In southeastern half of area
- Wind
- Southerly or southwesterly 3 to 5, becoming variable 2 to 4 later.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or drizzle with fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In northwestern half of area
- Wind
- Southerly or southwesterly 4 to 6, occasionally 7 in northwest, perhaps gale 8 later in northwest.
- Sea state
- Rough or very rough.
- Weather
- Showers, rain for a time in west.
- Visibility
- Moderate or good, occasionally poor in west.
West Central Section
In far northwest
- Wind
- Cyclonic becoming northwesterly, 4 to 6.
- Sea state
- Very rough occasionally rough.
- Weather
- Occasional rain or showers.
- Visibility
- Moderate or good.
In rest of area
- Wind
- Southerly or southwesterly 5 to 7, occasionally gale 8 until later, veering westerly or northwesterly 4 to 6 in west and decreasing 3 to 5 later in southeast.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain or showers.
- Visibility
- Good, occasionally poor.
Denmark Strait
- Wind
- Variable 2 to 4 in far northeast, otherwise northeasterly becoming cyclonic, 5 to 7, decreasing 3 to 5 in east, perhaps gale 8 later in west.
- Sea state
- Slight or moderate, occasionally rough in south.
- Weather
- Occasional rain or drizzle with fog patches, then occasional snow or freezing rain later in northwest mainly near greenland coast, showers later in southeast.
- Visibility
- Moderate or good, occasionally very poor.
North Iceland
In north
- Wind
- Variable 2 to 4, becoming northeasterly 3 to 5 later in southeast.
- Sea state
- Slight, occasionally moderate in south.
- Weather
- Occasional drizzle or snow, fog patches at first in northwest and then later in southeast.
- Visibility
- Moderate or good, occasionally very poor at first in northwest and then later in southeast.
In south
- Wind
- Cyclonic 3 to 5, increasing 5 to 7 in southeast.
- Sea state
- Slight or moderate, becoming rough in southeast.
- Weather
- Rain at times with fog patches, then mainly fair in southeast.
- Visibility
- Moderate to very poor, becoming mainly good in southeast and occasionally good later elsewhere.
Norwegian Basin
- Wind
- Southwesterly 4 to 6.
- Sea state
- Moderate, becoming rough at times.
- Weather
- Occasional rain or drizzle with fog patches, then becoming mainly fair in west and then showers later in east.
- Visibility
- Moderate or good, occasionally very poor until later in east and also at first in west.
Outlook for the following 24 hours
Gales expected in Bailey, East Northern Section and Denmark Strait with a risk of gales in Faeroes and Southeast Iceland.
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.