High seas forecast and storm warnings
The general synopsis for UK
At 031200UTC, low 52 north 15 west 1003 expected 56 north 09 west 1001 by 041200UTC. New low expected 62 north 38 west 1013 by same time. High 54 north 36 west 1027 expected 53 north 36 west 1029 by that time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southwest, veering west or northwest, 3 to 5, occasionally 6 in west.
- Sea state
- Moderate, becoming rough at times in west.
- Weather
- Showers.
- Visibility
- Good.
Shannon
- Wind
- Cyclonic becoming northwest later, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or thundery showers, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Rockall
- Wind
- Northeast backing north, 5 to 7, perhaps gale 8 later.
- Sea state
- Moderate or rough, occasionally very rough later in northeast.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
Bailey
- Wind
- In southeast, northeasterly 5 to 7, perhaps gale 8 later. in northwest, variable, becoming northerly later, 2 to 4.
- Sea state
- In southeast, moderate or rough. in northwest, moderate.
- Weather
- In southeast, rain or showers, perhaps thundery. in northwest, showers.
- Visibility
- In southeast, good, occasionally poor later. in northwest, good.
Faeroes
- Wind
- Variable 2 to 4, becoming east or northeast 4 to 6.
- Sea state
- Slight or moderate.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor.
Southeast Iceland
- Wind
- Variable 2 to 4.
- Sea state
- Moderate, but slight in northwest.
- Weather
- Fair.
- Visibility
- Good.
East Northern Section
In north
- Wind
- Northwesterly 2 to 4, backing westerly or southwesterly 3 to 5 later.
- Sea state
- Slight, occasionally moderate.
- Weather
- Showers.
- Visibility
- Good.
In south
- Wind
- Northeasterly 5 or 6 at first in far east, otherwise northerly or northwesterly 3 to 5.
- Sea state
- Moderate, occasionally slight in northwest and rough in southeast.
- Weather
- Showers.
- Visibility
- Good.
West Northern Section
In far northwest
- Wind
- Variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain or drizzle, fog patches developing.
- Visibility
- Moderate or good, occasionally very poor.
In rest of area
- Wind
- Westerly backing southerly or southwesterly, 4 or 5, increasing 6 at times in west.
- Sea state
- Slight or moderate, occasionally rough in west.
- Weather
- Rain at times.
- Visibility
- Good, occasionally moderate.
East Central Section
In north of area
- Wind
- Northerly backing northwesterly, 4 or 5, occasionally 6 at first in east, then decreasing 3 at times later in west.
- Sea state
- Moderate, occasionally rough in east.
- Weather
- Rain or showers in east.
- Visibility
- Moderate or good, occasionally poor in east.
In south of area
- Wind
- Northerly or northwesterly, veering northeasterly later in west, 3 to 5, occasionally 6 at first in east.
- Sea state
- Moderate, occasionally rough until later.
- Weather
- Showers.
- Visibility
- Good.
West Central Section
In north
- Wind
- Variable 2 to 4, but northerly 4 or 5 at first in far east.
- Sea state
- Slight or moderate.
- Weather
- Fair.
- Visibility
- Good.
In south
- Wind
- Easterly or northeasterly 4 or 5, occasionally 6 in far south.
- Sea state
- Moderate.
- Weather
- Showers in south.
- Visibility
- Good.
Denmark Strait
- Wind
- Southerly or southwesterly 3 or 4, increasing 5 at times in north, becoming variable 3 or less in south.
- Sea state
- Slight or moderate.
- Weather
- Fog patches, occasional drizzle.
- Visibility
- Moderate or good, occasionally very poor.
North Iceland
In northwest of area
- Wind
- Southerly or southwesterly 3 to 5.
- Sea state
- Slight or moderate.
- Weather
- Occasional drizzle.
- Visibility
- Fog banks. Moderate or good, occasionally very poor.
In southeast of area
- Wind
- Northwest, becoming variable, 2 to 4.
- Sea state
- Moderate becoming slight.
- Weather
- Mainly fair.
- Visibility
- Good.
Norwegian Basin
- Wind
- Westerly or southwesterly 3 to 5, occasionally 6 at first in far east, becoming variable 2 to 4, then northeasterly 3 to 5 later in south.
- Sea state
- Moderate, occasionally rough at first in far east, becoming mainly slight later.
- Weather
- Showers, rain later in far southwest.
- Visibility
- Good, occasionally moderate.
Outlook for the following 24 hours
Risk of gales in Rockall and Bailey.
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.