High seas forecast and storm warnings
The general synopsis for UK
At 120000UTC, low 61 north 40 west 1001 expected 69 north 39 west 1006 by 130000UTC. Low 42 north 06 west 1008 expected 47 north 00 east with little change by same time. New lows expected 61 north 42 west 1007 and 43 north 13 west 1010 by that time. at 120000UTC, low 44 north 51 west 1006 expected 47 north 45 north by 130000UTC. 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
- Northeasterly 5 or 6, occasionally 7 in east.
- Sea state
- Moderate or rough.
- Weather
- Showers later.
- Visibility
- Good.
Shannon
- Wind
- Northeasterly 4 to 6.
- Sea state
- Moderate, occasionally slight later.
- Weather
- Fair.
- Visibility
- Good occasionally moderate.
Rockall
- Wind
- In southeast, northeasterly 4 to 6. in northwest, northeasterly 3 or 4, occasionally 5 at first.
- Sea state
- In southeast, moderate, occasionally slight later. in northwest, slight occasionally moderate.
- Weather
- In southeast, fair. in northwest, fair.
- Visibility
- In southeast, good occasionally moderate. in northwest, good.
Bailey
- Wind
- In southeast, variable 2 to 4. in northwest, southwesterly 3 to 5.
- Sea state
- In southeast, slight. in northwest, moderate, occasionally slight.
- Weather
- In southeast, fair. in northwest, fair.
- Visibility
- In southeast, good. in northwest, moderate or good.
Faeroes
- Wind
- In southeast, variable 2 to 4. in northwest, southwesterly 3 to 5.
- Sea state
- In southeast, slight, occasionally moderate at first. in northwest, slight or moderate.
- Weather
- In southeast, fair. in northwest, showers later.
- Visibility
- In southeast, good. in northwest, good, occasionally moderate later.
Southeast Iceland
- Wind
- Southwesterly 4 to 6, increasing 7 in far north.
- Sea state
- Moderate occasionally rough.
- Weather
- Mainly fair.
- Visibility
- Moderate or good, occasionally poor.
East Northern Section
- Wind
- Variable 2 to 4 in far southeast, otherwise southerly or southwesterly 4 to 6, occasionally 7 at first in far northwest.
- Sea state
- Slight or moderate in southeast, otherwise moderate or rough, occasionally very rough in far northwest.
- Weather
- Occasional rain or drizzle in west, fog patches in west.
- Visibility
- Moderate or good, occasionally very poor in west.
West Northern Section
In far west
- Wind
- Cyclonic 4 to 6.
- Sea state
- Rough occasionally moderate.
- Weather
- Showers, occasional rain at first, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In rest of area
- Wind
- Southerly 6 to gale 8, decreasing 4 or 5.
- Sea state
- Rough or very rough, becoming moderate later in far south.
- Weather
- Occasional rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
East Central Section
- Wind
- Easterly or northeasterly, 3 to 5, occasionally 6 in far southeast.
- Sea state
- In east.
- Weather
- Moderate, occasionally rough in far southeast.
- Visibility
- Occasional drizzle, fog patches developing. Moderate or good, occasionally very poor.
West Central Section
In far southeast and in far west at first
- Wind
- Variable 2 to 4, otherwise southerly or southeasterly 3 to 5, increasing 6 at times.
- Sea state
- Moderate occasionally rough.
- Weather
- Occasional rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Denmark Strait
In far west
- Wind
- Cyclonic, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle with fog banks.
- Visibility
- Moderate or poor, occasionally very poor.
In rest of area
- Wind
- Variable 2 to 4 in far north, otherwise southerly or southwesterly 5 to 7, occasionally gale 8 at first in east.
- Sea state
- Moderate or rough, occasionally very rough in east.
- Weather
- Occasional rain or drizzle, 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 then fair, fog patches for a time.
- Visibility
- Moderate or good, occasionally very poor.
In rest of area
- Wind
- Southerly or southwesterly 5 to 7, decreasing 4 at times in south.
- Sea state
- Moderate or rough, occasionally very rough.
- Weather
- Occasional rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Norwegian Basin
In southeast
- Wind
- Northerly or northwesterly 3 to 5, increasing 6 for a time near coast.
- Sea state
- Slight or moderate.
- Weather
- Fair.
- Visibility
- Good.
In northwest
- Wind
- Westerly or southwesterly 3 to 5, occasionally 6 at first.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Mainly fair.
- Visibility
- Moderate or good, occasionally poor.
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.