High seas forecast and storm warnings
The general synopsis for UK
At 031200UTC, low 58 north 23 west 985 expected 61 north 07 west 988 by 041200UTC. New low expected 42 north 37 west 1000 by same time. High 73 north 03 west 1017 dissipating by that time.
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Westerly or southwesterly 4 to 6, occasionally 7, becoming variable 3 or 4.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- Southwest veering west 5 to 7.
- Sea state
- Rough or very rough.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- Southwest veering west 6 to gale 8.
- Sea state
- Rough or very rough becoming very rough or high.
- Weather
- Thundery showers.
- Visibility
- Good, occasionally poor.
Bailey
- Wind
- Cyclonic becoming westerly 6 to gale 8, perhaps severe gale 9 later in southeast.
- Sea state
- Rough or very rough, occasionally high in south.
- Weather
- Thundery showers.
- Visibility
- Good, occasionally poor.
Faeroes
- Wind
- Southwest 4 or 5 becoming cyclonic 5 to 7.
- Sea state
- Moderate or rough, becoming very rough later in south.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
Southeast Iceland
- Wind
- Easterly 6 to gale 8 at first in far west, otherwise cyclonic 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
East Northern Section
- Wind
- Westerly or southwesterly 7 to severe gale 9 at first in far south, otherwise cyclonic becoming northwesterly 5 to 7, occasionally 4 later in northwest.
- Sea state
- Rough or very rough, occasionally high at first in far south, becoming moderate or rough.
- Weather
- Occasional rain then showers.
- Visibility
- Moderate or good, occasionally poor at first.
West Northern Section
- Wind
- Cyclonic, mainly northerly or northwesterly, 4 to 6, occasionally 7 at first in far southeast.
- Sea state
- Moderate or rough, occasionally very rough at first in southeast.
- Weather
- Occasional rain or showers.
- Visibility
- Good, occasionally poor.
East Central Section
In north
- Wind
- Westerly 6 to gale 8, decreasing 3 to 5 later.
- Sea state
- Rough or very rough, occasionally high at first in far north.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
In south
- Wind
- Cyclonic 4 to 6, becoming variable 3 or 4 for a time, occasionally 7 later in far west.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain, fog patches in south.
- Visibility
- Moderate or good, occasionally very poor in south.
West Central Section
In north
- Wind
- Westerly backing southwesterly 4 to 6, occasionally 7 at first in far northeast.
- Sea state
- Moderate or rough, occasionally very rough at first in northeast.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate.
In south
- Wind
- Cyclonic, mainly northeasterly, 3 to 5, increasing 6 to gale 8.
- Sea state
- Moderate or rough, occasionally very rough later in south.
- Weather
- Thundery rain in south.
- Visibility
- Good, occasionally poor in south.
Denmark Strait
- Wind
- Northerly or northeasterly 6 to gale 8, occasionally 5 at first in west, occasionally severe gale 9 later.
- Sea state
- Moderate or rough becoming rough or very rough.
- Weather
- Rain at times.
- Visibility
- Moderate or good, occasionally poor.
North Iceland
In area north of 71 north
- Wind
- Variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Showers.
- Visibility
- Mainly fair. Good.
In area south of 71 north
- Wind
- Easterly or northeasterly 5 to 7, becoming cyclonic 4 or 5 in south.
- Sea state
- Moderate or rough.
- Weather
- Rain at times, fog patches in south.
- Visibility
- Moderate or good, occasionally very poor in south.
Norwegian Basin
- Wind
- Easterly or southeasterly 3 to 5, occasionally 6 in west.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally poor.
Outlook for the following 24 hours
Severe gales expected in West Central Section and Denmark Strait with gales expected in West Northern Section 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.