High seas forecast and storm warnings
The general synopsis for UK
At 151200UTC, low 67 north 27 west 1004 expected 74 north 16 east 997 by 161200UTC. Low 42 north 38 west 1011 expected 43 north 35 west 1016 by same time. High 57 north 28 west 1026 expected 59 north 22 west 1031 by that time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- East or northeast 3 to 5.
- Sea state
- Slight or moderate.
- Weather
- Thundery showers.
- Visibility
- Good, occasionally moderate.
Shannon
- Wind
- Northeast 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Showers.
- Visibility
- Good.
Rockall
- Wind
- Northeast 2 to 4.
- Sea state
- Slight.
- Weather
- Fair.
- Visibility
- Moderate or good.
Bailey
- Wind
- Variable 2 to 4, becoming north 3 to 5 later.
- Sea state
- Slight or moderate.
- Weather
- Occasional drizzle and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Faeroes
- Wind
- Southwesterly veering northwesterly 2 to 4, occasionally 5 in north.
- Sea state
- Slight or moderate.
- Weather
- Occasional drizzle and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Southeast Iceland
- Wind
- Westerly or southwesterly 4 to 6, occasionally 7 at first in northwest.
- Sea state
- Moderate or rough.
- Weather
- Occasional drizzle and fog patches at first in southeast.
- Visibility
- Moderate or good, occasionally very poor at first in southeast.
East Northern Section
In north
- Wind
- Westerly or southwesterly 4 to 6, decreasing 2 or 3 in far south.
- Sea state
- Moderate or rough.
- Weather
- Occasional drizzle.
- Visibility
- Moderate or good.
In south
- Wind
- Variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Fog patches in southeast.
- Visibility
- Moderate or good, occasionally very poor in southeast.
West Northern Section
In north
- Wind
- Southerly or southwesterly 4 to 6.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Fog patches in northwest.
- Visibility
- Moderate or good, occasionally very poor in northwest.
In south
- Wind
- Southerly or southeasterly 4 to 6, but variable 2 to 4 in far east.
- Sea state
- Moderate, occasionally slight in far east.
- Weather
- Fair at first, then occasional drizzle and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
East Central Section
- Wind
- Northerly or northeasterly 2 to 4, occasionally 5 at first in south.
- Sea state
- Moderate, occasionally slight.
- Weather
- Occasional drizzle and fog patches in far northwest, thundery showers in far southeast.
- Visibility
- Moderate or good, occasionally very poor in far northwest.
West Central Section
In southwest
- Wind
- Cyclonic 3 to 5.
- Sea state
- Moderate.
- Weather
- Occasional rain and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In northeast
- Wind
- Easterly or southeasterly 3 to 5.
- Sea state
- Moderate, occasionally slight later.
- Weather
- Occasional drizzle, fog patches in north.
- Visibility
- Moderate or good, occasionally very poor in north.
Denmark Strait
In north
- Wind
- Variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair.
- Visibility
- Good, occasionally poor in south.
In south
- Wind
- Southwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or drizzle and fog banks.
- Visibility
- Moderate or poor, occasionally very poor.
North Iceland
In north
- Wind
- Cyclonic becoming westerly 3 to 5.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain at first, and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In south
- Wind
- Westerly or southwesterly 4 to 6, occasionally 7 at first.
- Sea state
- Moderate or rough.
- Weather
- Fog patches in far northwest, and at first in far southeast.
- Visibility
- Moderate or good, occasionally very poor in far northwest, and at first in far southeast.
Norwegian Basin
In northwest
- Wind
- Southwesterly, veering northwesterly later, 3 to 5.
- Sea state
- Moderate.
- Weather
- Occasional drizzle and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In southeast
- Wind
- Variable 2 to 4, becoming westerly or northwesterly 3 to 5 later.
- Sea state
- Slight or moderate.
- Weather
- Fog patches at first.
- Visibility
- Moderate or good, occasionally very poor at first.
Outlook for the following 24 hours
No gales expected.
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.