High seas forecast and storm warnings
The general synopsis for UK
At 041200UTC, low 45 north 43 west 1007 expected 50 north 16 west 990 by 051200UTC. New lows expected 63 north 30 west 983 and 64 north 08 east 996 by same time. Lows 45 north 34 west 1009 and 65 north 10 west 984 losing their identities
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Northwesterly 4 to 6, backing southerly or southwesterly 5 to 7, becoming cyclonic 6 to gale 8 later, perhaps severe gale 9 later.
- Sea state
- Rough or very rough.
- Weather
- Showers then rain.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- West backing southwest, 4 to 6, becoming cyclonic 6 to gale 8 later, perhaps severe gale 9 later.
- Sea state
- Very rough becoming rough.
- Weather
- Showers, rain later.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- West 6 to gale 8, backing south or southwest 4 to 6.
- Sea state
- Very rough becoming rough.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
Bailey
- Wind
- Variable 3 at first in northeast, otherwise westerly 5 to 7, occasionally gale 8 in south, backing southwesterly 4 to 6.
- Sea state
- Moderate or rough occasionally very rough.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
Faeroes
- Wind
- Cyclonic 3 to 5, becoming southwest 4 to 6.
- Sea state
- Moderate or rough, occasionally very rough in far south.
- Weather
- Rain, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Southeast Iceland
- Wind
- Cyclonic 3 to 5, increasing 6 at times.
- Sea state
- Moderate or rough.
- Weather
- Rain.
- Visibility
- Good, occasionally poor.
East Northern Section
In north
- Wind
- Cyclonic 3 to 5, increasing 6 at times except in far southwest.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or showers.
- Visibility
- Good, occasionally poor.
In south
- Wind
- Southwesterly 4 to 6.
- Sea state
- Rough or very rough, becoming moderate or rough later.
- Weather
- Showers.
- Visibility
- Moderate or good.
West Northern Section
In north
- Wind
- Northeasterly 5 to 7 in far northwest, otherwise cyclonic 3 to 5, occasionally 6 in north and far west and decreasing 2 at times in south.
- Sea state
- Moderate or rough.
- Weather
- Rain at times.
- Visibility
- Moderate or good, occasionally poor.
In south
- Wind
- Westerly 4 to 6, occasionally 7 in south and west, perhaps gale 8 later in west, becoming cyclonic 3 to 5 later in far north.
- Sea state
- Rough, occasionally moderate in north and very rough in south.
- Weather
- Showers, squally in south and west, and perhaps wintry, occasional rain later.
- Visibility
- Good, occasionally poor.
East Central Section
- Storm warning
-
Issued:
No storms.
In north
- Wind
- Westerly or southwesterly 4 to 6, becoming cyclonic 6 to gale 8 later in far southeast.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain or showers.
- Visibility
- Good, occasionally poor.
In south
- Wind
- Westerly or southwesterly 4 to 6 at first in north and east, otherwise cyclonic, becoming westerly or southwesterly later, 6 to gale 8, occasionally severe gale 9 in south and later in east, perhaps storm 10 later in east.
- Sea state
- Rough or very rough.
- Weather
- Mainly fair at first in east, otherwise rain, then squally showers in west and also later in east.
- Visibility
- Moderate or good, occasionally poor.
West Central Section
In north
- Wind
- Westerly or northwesterly 4 to 6, increasing 7 at times in north.
- Sea state
- Rough, occasionally very rough at first in east.
- Weather
- Showers, but occasional rain at first in southeast and also later in far south.
- Visibility
- Moderate or good.
In south
- Wind
- Cyclonic 6 to gale 8 at first in southeast, otherwise westerly or northwesterly 4 to 6, backing westerly or southwesterly 5 to 7, perhaps gale 8 later in west.
- Sea state
- Rough or very rough, occasionally moderate at first.
- Weather
- Rain at first in southeast, otherwise mainly fair, then occasional rain in north.
- Visibility
- Moderate or poor at first in southeast, otherwise good, occasionally moderate in north.
Denmark Strait
In area north of 67 north
- Wind
- Cyclonic 3 to 5 at first near greenland coast in far south, otherwise northerly or northeasterly 6 to gale 8, increasing severe gale 9 at times in south.
- Sea state
- Slight or moderate, occasionally rough in south.
- Weather
- Rain, snow and freezing rain at times.
- Visibility
- Moderate to very poor.
In area south of 67 north
- Wind
- Northeasterly 5 to 7, becoming variable 2 to 4 at times near greenland coast, becoming cyclonic 3 to 5 later in far southeast.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or sleet.
- Visibility
- Moderate or good, occasionally poor.
North Iceland
In northwestern half of area
- Wind
- Easterly or northeasterly 4 to 6, increasing 7 at times in far west and occasionally 3 in northeast.
- Sea state
- Slight or moderate, occasionally rough in southwest.
- Weather
- Rain or drizzle at times, but occasional freezing rain in west, fog banks in northwest and extensive fog elsewhere.
- Visibility
- Poor or very poor, occasionally moderate.
In southeastern half of area
- Wind
- Cyclonic 3 to 5, occasionally 6 in northwest.
- Sea state
- Moderate, occasionally rough in far southeast and in far northwest.
- Weather
- Rain or drizzle at times with fog banks.
- Visibility
- Moderate to very poor, occasionally good in southwest.
Norwegian Basin
- Wind
- Cyclonic mainly southeasterly, becoming southwesterly later, 3 to 5, occasionally 6 in east.
- Sea state
- Moderate, occasionally slight in east and rough later in west.
- Weather
- Rain or drizzle at times, showers later, fog patches until later in south and west.
- Visibility
- Moderate or good, occasional poor, but very poor until later in south and west.
Outlook for the following 24 hours
Risk of severe gales in Sole and Shannon with gales expected in West Northern Section, East Central Section, West Central Section and Denmark Strait.
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.