High seas forecast and storm warnings
The general synopsis for UK
At 120000UTC, low 65 north 09 west 991 expected 62 north 05 west 996 by 130000UTC. High 48 north 32 west 1035 expected 47 north 33 west 1036 by same time. Low 66 north 23 west 994 losing its identity
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- North 3 to 5, backing northwest 5 or 6 later.
- Sea state
- Moderate, occasionally rough later.
- Weather
- Showers.
- Visibility
- Good.
Shannon
- Wind
- Northwest 5 to 7, occasionally gale 8 later.
- Sea state
- Moderate or rough, becoming rough or very rough later.
- Weather
- Showers at first.
- Visibility
- Good.
Rockall
- Wind
- Northwest 6 to gale 8.
- Sea state
- Rough or very rough, occasionally high later in north.
- Weather
- Squally showers.
- Visibility
- Moderate or good.
Bailey
- Wind
- Northwest 6 to gale 8.
- Sea state
- Very rough, occasionally high in southwest.
- Weather
- Squally showers.
- Visibility
- Moderate or good.
Faeroes
- Wind
- Northwest becoming cyclonic 5 to 7.
- Sea state
- Rough or very rough.
- Weather
- Rain or showers.
- Visibility
- Moderate or good.
Southeast Iceland
- Wind
- Northwesterly becoming cyclonic 5 to 7, then northerly 6 to gale 8 later.
- Sea state
- Rough or very rough.
- Weather
- Rain or showers.
- Visibility
- Moderate or good.
East Northern Section
- Wind
- Northerly or northwesterly 6 to gale 8, backing westerly 4 or 5 later in west.
- Sea state
- Rough or very rough, occasionally high in far east.
- Weather
- Showers at first in northeast, rain later in far southwest.
- Visibility
- Good, occasionally moderate later in far southwest.
West Northern Section
In north
- Wind
- Cyclonic 3 to 5, occasionally 6 at first in south and east.
- Sea state
- Moderate or rough, occasionally very rough at first in far east.
- Weather
- Rain or drizzle later.
- Visibility
- Good, occasionally poor later.
In south
- Wind
- Westerly or southwesterly 4 or 5, occasionally 6 at first in northeast.
- Sea state
- Moderate or rough, occasionally very rough at first in far northeast.
- Weather
- Fair at first, then occasional rain or drizzle, fog patches later in southwest.
- Visibility
- Good, becoming moderate or poor, occasionally very poor later in southwest.
East Central Section
In north
- Wind
- Northwesterly 4 to 6, occasionally 7 in far northeast.
- Sea state
- Moderate or rough, occasionally very rough in northeast.
- Weather
- Occasional drizzle in west.
- Visibility
- Good, occasionally moderate in west.
In south
- Wind
- Northeasterly backing northerly 4 or 5.
- Sea state
- Moderate, occasionally rough.
- Weather
- Occasional drizzle.
- Visibility
- Good, occasionally moderate.
West Central Section
In northwest
- Wind
- Southerly or southwesterly 4 or 5.
- Sea state
- Moderate.
- Weather
- Occasional drizzle and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In southeast
- Wind
- Variable 2 to 4.
- Sea state
- Moderate.
- Weather
- Fair.
- Visibility
- Good.
Denmark Strait
- Wind
- Northerly or northeasterly 5 to 7, occasionally gale 8 in southeast, becoming variable 2 to 4.
- Sea state
- Moderate or rough, occasionally very rough at first in southeast.
- Weather
- Occasional sleet or snow, but occasional rain in southeast.
- Visibility
- Moderate or good, occasionally very poor in northwest. Light icing likely at first near ice edge, with temperature ms02 or ms03.
North Iceland
In northwest
- Wind
- Northeasterly 4 to 6, becoming variable 2 to 4 later.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Occasional sleet or snow at first, fog patches later.
- Visibility
- Moderate or good, occasionally very poor. Light icing likely at first near ice edge, with temperature ms02 or ms03.
- Wind
- Southeast, cyclonic becoming northwesterly 4 to 6, occasionally 7 later.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain, fog patches later in northwest.
- Visibility
- Moderate or good.
Norwegian Basin
- Wind
- Cyclonic 4 to 6, becoming easterly or northeasterly 3 to 5 later.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally poor.
Outlook for the following 24 hours
Gales expected in Shannon, Rockall, Bailey and West Central Section.
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.