Coast and sea
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The general synopsis for UK
At 120000UTC, low 55 north 16 west 991 expected 62 north 15 west 983 by 130000UTC. Low 52 north 30 west 989 expected 55 north 14 west 987 by same time. Low 59 north 40 west 992 slow-moving with little change by that time. at 120000UTC, low 56 north 56 west 997 expected 56 north 43 west 994 by 130000UTC. Low 72 north 11 east 1002 expected 77 north 20 east 1007 by same time
Issued at:.
For the periodto.
High seas forecast and storm warnings map
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iHigh seas forecast and storm warnings explained
Sole
- Wind
- In west, westerly or southwesterly 4 or 5, increasing 6 to gale 8. in east, westerly 4 or 5, backing southwesterly 5 to 7.
- Sea state
- In west, moderate or rough, occasionally very rough later. in east, moderate or rough.
- Weather
- In west, fair then occasional rain. in east, rain later.
- Visibility
- In west, good occasionally poor. in east, good, occasionally poor later.
Shannon
- Wind
- West, backing south for a time, 6 to gale 8.
- Sea state
- Rough occasionally very rough.
- Weather
- Rain or showers.
- Visibility
- Good occasionally poor.
Rockall
- Wind
- Cyclonic 6 to gale 8, occasionally severe gale 9 at first.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain.
- Visibility
- Moderate occasionally poor.
Bailey
- Wind
- Cyclonic 6 to gale 8.
- Sea state
- Rough or very rough.
- Weather
- Rain or showers.
- Visibility
- Poor occasionally moderate.
Faeroes
- Wind
- Easterly, becoming cyclonic, 6 to gale 8.
- Sea state
- Moderate, becoming rough or very rough.
- Weather
- Rain then showers.
- Visibility
- Poor becoming moderate.
Southeast Iceland
- Wind
- Easterly, becoming cyclonic, 6 to gale 8.
- Sea state
- Moderate, becoming rough or very rough.
- Weather
- Rain then showers.
- Visibility
- Poor becoming moderate.
East Northern Section
- Wind
- Cyclonic 6 to gale 8, becoming northwesterly 5 to 7.
- Sea state
- Moderate or rough, occasionally very rough.
- Weather
- Occasional rain or showers.
- Visibility
- Moderate or poor, occasionally good.
In east
- Wind
- Easterly or northeasterly 3 to 5, backing northerly or northwesterly 4 to 6, occasionally 7 later.
- Sea state
- Moderate, or rough.
- Weather
- Showers.
- Visibility
- Good occasionally moderate.
In west
West Northern Section
- Wind
- Cyclonic 4 to 6, occasionally 7 in far west.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, fog patches in west.
- Visibility
- Moderate or good, occasionally very poor.
East Central Section
- Wind
- Cyclonic, becoming northwesterly, 6 to gale 8, decreasing 4 or 5 later in south.
- Sea state
- Rough or very rough, occasionally moderate at first.
- Weather
- Occasional rain or showers.
- Visibility
- Moderate or good, occasionally poor.
West Central Section
- Wind
- Northwesterly 5 to 7, occasionally gale 8 at first in far east, backing southerly or southwesterly 4 to 6.
- Sea state
- Very rough at first in southeast, otherwise moderate or rough.
- Weather
- Occasional rain or showers, squally at first in east.
- Visibility
- Moderate or good, occasionally poor.
Denmark Strait
- Wind
- Variable, becoming northerly or northeasterly, 2 to 4, increasing 5 or 6 in southeast.
- Sea state
- Slight or moderate, occasionally rough at first in far southwest.
- Weather
- Mainly fair then occasional rain, fog patches.
- Visibility
- Good at first in southeast otherwise moderate or poor, occasionally very poor.
North Iceland
- Wind
- Southerly or southwesterly, becoming cyclonic later, 4 to 6.
- Sea state
- Slight or moderate, occasionally rough later in east.
- Weather
- Mainly fair.
- Visibility
- Good becoming moderate, occasionally poor.
In north
- Wind
- Easterly 3 to 5, increasing 6 to gale 8, then becoming cyclonic later.
- Sea state
- Slight or moderate, becoming rough occasionally very rough later.
- Weather
- Fair then occasional rain and drizzle.
- Visibility
- Good becoming moderate or poor.
In south
Norwegian Basin
- Wind
- Westerly or northwesterly 3 to 5, occasionally 6 at first, backing easterly or southeasterly 4 to 6, occasionally 7 later.
- Sea state
- Moderate occasionally rough.
- Weather
- Showers at first, occasional rain later.
- Visibility
- Good occasionally moderate later.
In northeast
- Wind
- Southeasterly 3 to 5, increasing 6 to gale 8, then veering southerly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Fair then occasional rain or showers.
- Visibility
- Moderate or good, occasionally poor.
In southwest
Outlook for following 24 hours
Severe gales expected in Rockall with gales expected in Bailey, East Northern Section, West Northern Section, East Central Section, central southern, Denmark Strait and Norwegian Basin.
Unscheduled storm warnings are broadcast via Safetynet and in bulletin WONT54 EGRR available via some internet and ftpmail outlets
The 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.
High seas forecast and storm warnings map
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.
