High seas forecast and storm warnings
The general synopsis for UK
At 111200UTC, low 56 north 46 west 1001 expected 65 north 36 west with little change by 121200UTC. High 56 north 17 west 1031 expected 61 north 06 west 1035 by same time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Northeast 4 to 6.
- Sea state
- Moderate, occasionally rough later in east.
- Weather
- Thundery showers later.
- Visibility
- Good, occasionally moderate later.
Shannon
- Wind
- Northeasterly 4 to 6.
- Sea state
- Moderate, occasionally slight later in east.
- Weather
- Fog patches later.
- Visibility
- Moderate or good, occasionally very poor later.
Rockall
- Wind
- In southeast, northeasterly 4 to 6. in northwest, variable 2 to 4, becoming northeasterly 3 to 5.
- Sea state
- In southeast, moderate, occasionally slight later in east. in northwest, slight or moderate.
- Weather
- In southeast, fog patches later. in northwest, drizzle later.
- Visibility
- In southeast, moderate or good, occasionally very poor later. in northwest, good, occasionally poor later.
Bailey
- Wind
- Southwesterly 3 to 5 in northwest otherwise variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair.
- Visibility
- Good.
Faeroes
- Wind
- Southwesterly 3 to 5 in northwest, otherwise variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair.
- Visibility
- Good.
Southeast Iceland
- Wind
- Southwesterly 4 to 6, occasionally 7 in north.
- Sea state
- Moderate, occasionally rough at first in north.
- Weather
- Fog patches developing.
- Visibility
- Moderate or good, occasionally very poor.
East Northern Section
- Wind
- Variable 2 to 4 in far southeast, otherwise southerly or southwesterly 4 to 6, increasing 6 to gale 8 in northwest.
- Sea state
- Slight or moderate in southeast, otherwise moderate or rough, occasionally very rough later in far northwest.
- Weather
- Occasional rain or drizzle later in west, fog patches at first in north and then later in west.
- Visibility
- Moderate or good, occasionally very poor at first in north and then later in west.
West Northern Section
In east
- Wind
- Southerly 4 to 6, increasing 6 to gale 8 for a time, then veering southwesterly later in north.
- Sea state
- Moderate or rough occasionally very rough.
- Weather
- Mainly fair at first in south, otherwise rain or drizzle at times with fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In southwest
- Wind
- Southerly or southeasterly 6 or 7, veering southwesterly 4 to 6, becoming variable 2 to 4 later in southwest.
- Sea state
- Rough, occasionally moderate later.
- Weather
- Rain or drizzle with fog patches.
- Visibility
- Moderate to very poor, occasionally good later.
In northwest
- Wind
- Cyclonic 4 to 6, occasionally 3 in northwest and 7 in southeast, becoming southerly 3 to 5 later.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle with fog patches.
- Visibility
- Moderate to very poor, occasionally good later.
East Central Section
- Wind
- Southeasterly in northwest and easterly or northeasterly elsewhere, 3 to 5, increasing 6 at times in east.
- Sea state
- Moderate, occasionally slight in far north and rough at first in south.
- Weather
- Occasional drizzle, fog patches developing west and also later in east.
- Visibility
- Moderate or good, occasionally very poor in west and also later in east.
West Central Section
In east
- Wind
- Southerly or southeasterly 4 to 6, becoming variable 2 to 4 in southeast.
- Sea state
- Moderate, occasionally rough in west.
- Weather
- Fair then occasional drizzle, fog patches developing in north.
- Visibility
- Good, becoming moderate or good, occasionally poor in south and very poor in north.
In west
- Wind
- Southerly or southeasterly 4 to 6, occasionally 7 at first in far north, becoming cyclonic 3 to 5 in west.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle and fog banks.
- Visibility
- Moderate to very poor.
Denmark Strait
In east
- Wind
- Variable 2 to 4 in far north, but elsewhere southerly or southwesterly 5 to 7, occasionally gale 8 at first in northeast and then later near west iceland coast.
- Sea state
- Moderate or rough, occasionally very rough at first in northeast and later near west iceland.
- Weather
- Occasional rain or drizzle, fog patches, but fog banks later in northwest.
- Visibility
- Moderate or good, occasionally very poor, becoming poor or very poor later in northwest.
In west
- Wind
- Southwesterly becoming cyclonic, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle with fog banks.
- Visibility
- Moderate or poor, occasionally very poor.
North Iceland
In far northwest
- Wind
- Cyclonic 3 to 5.
- Sea state
- Moderate or rough.
- Weather
- Occasional drizzle with fog patches, becoming mainly fair later.
- Visibility
- Moderate or good, occasionally very poor until later.
In rest of area
- Wind
- Southerly or southwesterly 5 to 7, occasionally gale 8 at first in west, decreasing 4 at times in south and also later in north.
- Sea state
- Moderate or rough, occasionally very rough except in far north and far south.
- Weather
- Occasional rain or drizzle with fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Norwegian Basin
In southeastern half of area
- Wind
- Northerly 4 to 6 in south, otherwise variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Fair.
- Visibility
- Good.
In northwestern half of area
- Wind
- Westerly or southwesterly 3 to 5, occasionally 6 in northwest.
- Sea state
- Moderate, occasionally slight in south.
- Weather
- Fair then occasional drizzle, fog patches later.
- Visibility
- Good, becoming moderate or good, occasionally poor then very poor later.
Outlook for the following 24 hours
Risk of gales in Denmark Strait.
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.