High seas forecast and storm warnings
The general synopsis for UK
At 110000UTC, low 52 north 33 west 989 expected 57 north 25 west 993 by 120000UTC. Low 42 north 37 west 1009 expected 45 north 25 west with little change by same time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- In west, southerly 3 to 5. in east, easterly or southeasterly 3 to 5 becoming variable 2 to 4.
- Sea state
- In west, moderate. in east, slight or moderate.
- Weather
- In west, thundery showers. in east, mainly fair.
- Visibility
- Good, occasionally poor in west.
Shannon
- Wind
- Southeast, veering south later, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain, perhaps thundery later.
- Visibility
- Moderate or good, occasionally poor later.
Rockall
- Wind
- Southeast, veering south later, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain, perhaps thundery later, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Bailey
- Wind
- Southeast, veering south later, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain, perhaps thundery later, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Faeroes
- Wind
- Southwesterly 2 to 4 backing southeasterly 4 to 6.
- Sea state
- Slight or moderate, becoming moderate or rough later.
- Weather
- Fair then rain, fog patches later.
- Visibility
- Good, becoming moderate or poor, occasionally very poor later.
Southeast Iceland
- Wind
- Southwesterly 2 to 4 backing southeasterly 4 to 6, then backing northeasterly later in west.
- Sea state
- Slight or moderate, becoming moderate or rough later.
- Weather
- Fair then rain, fog patches later.
- Visibility
- Good, becoming moderate or poor, occasionally very poor later.
East Northern Section
- Wind
- Southeasterly 3 at first in far northwest, otherwise cyclonic 4 to 6, occasionally 7 later near southern iceland.
- Sea state
- Slight at first in north, otherwise moderate or rough.
- Weather
- Fair at first in far northwest, otherwise rain, drizzle or showers, perhaps thundery in south, fog patches except in far northwest.
- Visibility
- Moderate or good, occasionally very poor except in far northwest.
West Northern Section
In southeastern half of the area
- Wind
- Variable 2 to 4 in far southeast, but elsewhere northerly or northeasterly 4 to 6, backing northwesterly later in south.
- Sea state
- Slight at first in north, otherwise moderate or rough.
- Weather
- Fair at first in north, otherwise rain, drizzle or showers, perhaps thundery, fog patches.
- Visibility
- Good at first in north, otherwise moderate or good, occasionally very poor.
In northwestern half of the area
- Wind
- Mainly variable 2 to 4, but in far south, northerly 5 or 6, backing northwesterly 4 or 5 later.
- Sea state
- Slight or moderate in north, moderate or rough in south.
- Weather
- Mainly fair.
- Visibility
- Good.
East Central Section
In eastern half of the area
- Wind
- Southerly or southwesterly 4 or 5, occasionally 6 in north.
- Sea state
- Moderate or rough.
- Weather
- Rain, drizzle or showers, thundery at times, fog patches at first in north.
- Visibility
- Moderate or good, becoming poor at times, but occasionally very poor at first in north.
In western half of the area
- Wind
- Cyclonic mainly southwesterly 4 to 6, occasionally 7 at first in north.
- Sea state
- Rough, occasionally moderate later.
- Weather
- Rain, drizzle or showers, thundery at times, fog patches in north.
- Visibility
- Moderate or good, occasionally very poor in north and poor in south.
West Central Section
In far northeast
- Wind
- Cyclonic 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain, drizzle or showers, perhaps thundery, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In the rest of the area
- Wind
- Westerly or northwesterly 4 to 6, occasionally 7 at first in north, decreasing 2 or 3 later in far southwest.
- Sea state
- Rough, occasionally very rough at first in north and east, becoming moderate later in south and west.
- Weather
- Rain or showers, but becoming fair in southwest.
- Visibility
- Moderate or good, occasionally poor at first in north.
Denmark Strait
In area to the south of 70 north
- Wind
- Southwesterly 3 to 5 becoming variable 3 or less, then becoming northeasterly 3 to 5 later in southeast.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain later in far southeast, fog patches at first, fog banks later.
- Visibility
- Moderate or good, occasionally very poor.
In area to the north of 70 north
- Wind
- Variable 2 to 4 becoming southeasterly 3 to 5, then backing easterly later.
- Sea state
- Smooth or slight becoming slight or moderate.
- Weather
- Occasional rain or drizzle later, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
North Iceland
In far northeast of the area
- Wind
- Northwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or sleet.
- Visibility
- Good, occasionally poor.
In the rest of the area
- Wind
- Variable, but mainly southwesterly in south, 2 to 4, becoming southerly or southeasterly 3 to 5.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair, then rain in southeast, and occasional rain or drizzle later in far northwest, fog banks developing in south and west.
- Visibility
- Moderate or good, occasionally very poor in south and west and poor in east and north.
Norwegian Basin
- Wind
- Westerly or southwesterly 4 to 6, occasionally 7 at first in northeast, then backing southeasterly later in south and west.
- Sea state
- Moderate or rough in north, moderate throughout in south.
- Weather
- Showers at first in far northeast, otherwise fair, but then rain in western and central areas.
- Visibility
- Moderate or good, becoming moderate or poor later in west.
Outlook for the following 24 hours
Risk of gales later in southeastern Norwegian Basin.
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.