High seas forecast and storm warnings
The general synopsis for UK
At 111200UTC, low 65 north 04 west 997 expected 63 north 08 west 999 by 121200UTC. High 45 north 09 west 1029 expected 45 north 02 west 1030 by same time. Low 57 north 32 west 989 losing its identity by that time. at 111200UTC, new low expected 46 north 35 west 1005 by 121200UTC
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- West or southwest 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Shannon
- Wind
- Southwest veering west later, 4 to 6.
- Sea state
- Rough.
- Weather
- Rain or drizzle.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- Southwest veering west later, 4 to 6, increasing 7 or gale 8 later.
- Sea state
- Rough, becoming rough or very rough.
- Weather
- Rain or drizzle.
- Visibility
- Good, occasionally poor.
Bailey
- Wind
- Cyclonic becoming west or northwest later, 4 to 6.
- Sea state
- Moderate or rough, becoming rough or very rough later.
- Weather
- Rain or showers.
- Visibility
- Moderate or good.
Faeroes
- Wind
- Southwest backing south or southeast for a time, 4 to 6.
- Sea state
- Slight or moderate, becoming moderate or rough later.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally poor.
Southeast Iceland
- Wind
- Cyclonic 4 to 6, occasionally 7 later, perhaps gale 8 later.
- Sea state
- Moderate, but slight near Iceland, becoming moderate or rough later.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
East Northern Section
In north
- Wind
- Cyclonic 3 to 5, occasionally 6 at first in north.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, becoming mainly fair later.
- Visibility
- Moderate or good.
In south
- Wind
- Southwesterly, veering westerly, 6 to gale 8, decreasing 4 to 6 later.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain or drizzle, then showers, becoming mainly fair later.
- Visibility
- Moderate or good, occasionally poor.
West Northern Section
In north of area
- Wind
- Cyclonic 3 or 4 at first in east, otherwise northerly or northeasterly 4 to 6, decreasing 3 or 4 later.
- Sea state
- Moderate or rough.
- Weather
- Rain at times, becoming mainly fair later.
- Visibility
- Good, occasionally moderate.
In south of area
- Wind
- Northwesterly 4 to 6, but 6 to gale 8 at first in east, becoming variable 3 or 4 for a time in west.
- Sea state
- Very rough at first in far southeast, otherwise rough, becoming moderate or rough later.
- Weather
- Rain or showers, becoming mainly fair later.
- Visibility
- Good, occasionally moderate.
East Central Section
- Wind
- Southwesterly 4 to 6, but 6 to gale 8 until later in north, backing southerly or southeasterly 3 to 5 later.
- Sea state
- Moderate or rough in south, otherwise rough or very rough.
- Weather
- Rain or drizzle, fog patches developing.
- Visibility
- Moderate or good, occasionally very poor.
West Central Section
In north of area
- Wind
- Westerly or southwesterly 5 to 7, occasionally gale 8 at first in east, becoming variable 3 or less, then becoming easterly or northeasterly 4 to 6.
- Sea state
- Moderate or rough, occasionally very rough in east.
- Weather
- Showers, occasional rain or drizzle later in south.
- Visibility
- Moderate or good, occasionally poor later in south.
In south of area
- Wind
- Cyclonic 3 or 4, increasing 4 to 6.
- Sea state
- Rough or very rough, becoming moderate or rough.
- Weather
- Rain or showers, fog patches developing for a time.
- Visibility
- Moderate or good, occasionally very poor.
Denmark Strait
- Wind
- Northerly or northeasterly 4 to 6, becoming variable 2 or 3 at times near greenland coast.
- Sea state
- Moderate or rough, occasionally slight near greenland coast.
- Weather
- Rain or drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
North Iceland
- Wind
- Cyclonic in far south, otherwise northeasterly, 4 or 5, increasing 6 at times except in far north, becoming variable 3 or 4 later in north.
- Sea state
- Slight in far north, otherwise moderate, occasionally rough in south.
- Weather
- Occasional rain or drizzle in south, otherwise fog banks.
- Visibility
- Moderate to very poor.
Norwegian Basin
- Wind
- Southerly or southwesterly 4 to 6, backing easterly or southeasterly 3 to 5, then becoming cyclonic 5 to 7 later.
- Sea state
- Moderate or rough, becoming moderate.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally moderate.
Outlook for the following 24 hours
Gales expected in West Northern Section and West Central Section. Risk of gales in Southeast Iceland.
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.