High seas forecast and storm warnings
The general synopsis for UK
At 291200UTC, lows 61 north 10 west 1003, 61 north 21 west 1002, and 52 north 34 west 992 all losing their identities by 301200UTC. New low expected 59 north 26 west 999 by same time. New high expected 72 north 12 west 1024 by that time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southwesterly 4 or 5, occasionally 6 at first in west.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally moderate.
Shannon
- Wind
- South or southwest 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, thundery later.
- Visibility
- Moderate or good, occasionally poor later.
Rockall
- Wind
- South or southwest 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, thundery later.
- Visibility
- Moderate or good, occasionally poor later.
Bailey
- Wind
- Southwest 4 to 6, backing south 3 or 4.
- Sea state
- Moderate or rough.
- Weather
- Rain at times, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Faeroes
- Wind
- Cyclonic 3 to 5, becoming southerly or southeasterly 2 to 4 later.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Southeast Iceland
- Wind
- In southeast, cyclonic 3 to 5, becoming southerly or southeasterly 2 to 4 later. in northwest, northeasterly 7 to severe gale 9.
- Sea state
- In southeast, slight or moderate, occasionally rough in southeast. in northwest, rough or very rough.
- Weather
- In southeast, occasional rain, fog patches. in northwest, rain.
- Visibility
- In southeast, moderate or good, occasionally very poor. in northwest, moderate or poor.
East Northern Section
In north
- Wind
- Cyclonic 3 to 5 in south, elsewhere easterly or northeasterly 5 to 7, but gale 8 or severe gale 9 in far northeast.
- Sea state
- Rough or very rough, occasionally moderate west of Iceland.
- Weather
- Rain at times.
- Visibility
- Moderate or good, occasionally poor.
In south
- Wind
- Cyclonic, mainly southerly or southwesterly, 3 to 5, occasionally 6 at first.
- Sea state
- Moderate, becoming rough.
- Weather
- Occasional rain or showers.
- Visibility
- Moderate or good, occasionally poor.
West Northern Section
- Wind
- Northeasterly 5 to 7, backing northerly or northwesterly 3 to 5 later in south.
- Sea state
- Rough or very rough, occasionally moderate in far northwest.
- Weather
- Occasional rain and drizzle, mainly fair in far northwest.
- Visibility
- Moderate or good, occasionally poor.
East Central Section
- Wind
- Southerly veering southwesterly 4 to 6, occasionally 7 at first in southwest.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain or showers, perhaps thundery at times.
- Visibility
- Moderate or good, occasionally poor.
West Central Section
In south of area
- Wind
- Southwesterly 5 to 7, becoming cyclonic 4 to 6.
- Sea state
- Rough or very rough, becoming moderate or rough later.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor.
In north of area
- Wind
- Cyclonic 3 to 5, occasionally 6 at first.
- Sea state
- Rough, but very rough at first in far northwest.
- Weather
- Occasional rain or drizzle.
- Visibility
- Moderate or good, occasionally poor.
Denmark Strait
- Wind
- Northeasterly 4 to 6, but 7 or gale 8 in far southeast, decreasing 2 or 3 at times near greenland coast.
- Sea state
- Moderate or rough, occasionally slight in north.
- Weather
- Showers in southeast.
- Visibility
- Good.
North Iceland
In north
- Wind
- Northerly 4 or 5 at first in east, otherwise variable 2 to 4, becoming southwest 3 to 5 later in northwest.
- Sea state
- Rough at first in east, otherwise slight or moderate.
- Weather
- Fair.
- Visibility
- Good.
In south
- Wind
- Northeasterly veering easterly, 4 to 6, occasionally 7 at first in south.
- Sea state
- Moderate or rough.
- Weather
- Rain at times in south.
- Visibility
- Good in north, moderate or good in south, occasionally poor in far south.
Norwegian Basin
- Wind
- Cyclonic, 4 to 6.
- Sea state
- Moderate, occasionally rough in north and west.
- Weather
- Occasional rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Outlook for the following 24 hours
Gales expected in Southeast Iceland and East Northern 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.