High seas forecast and storm warnings
The general synopsis for UK
At 121200UTC, low 64 north 09 west 993, losing its identity. High 47 north 32 west 1036 slow moving with little change. New high expected 67 north 18 west 1016 by 131200UTC
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Northerly 4 or 5, backing northwesterly 4 to 6, occasionally 7 later in east.
- Sea state
- Moderate becoming rough, occasionally very rough later.
- Weather
- Showers later.
- Visibility
- Good occasionally moderate later.
Shannon
- Wind
- Northwesterly 5 to 7, occasionally gale 8 until later in northeast.
- Sea state
- Moderate or rough, becoming rough or very rough.
- Weather
- Fair then showers.
- Visibility
- Good.
Rockall
- Wind
- Northwest 6 to gale 8, veering north 4 to 6 later.
- Sea state
- Rough or very rough, becoming very rough or high for a time.
- Weather
- Squally showers.
- Visibility
- Good occasionally poor.
Bailey
- Wind
- Northwest 6 to gale 8, veering north 4 to 6 later.
- Sea state
- Rough or very rough, becoming very rough or high for a time.
- Weather
- Squally showers.
- Visibility
- Good occasionally poor.
Faeroes
- Wind
- Cyclonic 5 to 7, becoming northerly 4 to 6 later.
- Sea state
- Rough or very rough becoming moderate or rough later.
- Weather
- Rain or showers.
- Visibility
- Good occasionally poor.
Southeast Iceland
- Wind
- Cyclonic 5 to 7, occasionally gale 8 at first, becoming northerly 4 to 6 later.
- Sea state
- Rough or very rough becoming moderate or rough later.
- Weather
- Rain or showers.
- Visibility
- Good occasionally poor.
East Northern Section
- Wind
- Northwesterly 5 to 7, but 7 or gale 8 at first in southeast, backing westerly or northwesterly 3 to 5.
- Sea state
- Later.
- Weather
- Rough or very rough, but high at first in far southeast, becoming moderate or rough.
- Visibility
- Mainly fair, then occasional rain. Good, occasionally poor.
West Northern Section
- Wind
- Westerly or southwesterly, but cyclonic in north, 3 to 5, backing southerly 5 or 6 later in southwest.
- Sea state
- Moderate or rough, but slight in far northwest.
- Weather
- Occasional rain and drizzle, fog patches, becoming extensive fog later in southwest.
- Visibility
- Moderate or good, occasionally very poor, becoming moderate to very poor later in southwest.
East Central Section
- Wind
- Variable 2 to 4 in southwest, otherwise northerly or northwesterly 4 to 6, occasionally 7 at first in far northeast.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Good occasionally moderate.
West Central Section
- Wind
- Variable 2 to 4 in southeast, otherwise southerly or southwesterly 3 to 5, backing southerly 5 to 7 later in west.
- Sea state
- Moderate, occasionally rough later in west and slight later in east.
- Weather
- Mainly fair in south, occasional rain, drizzle and fog patches in north.
- Visibility
- Good in south, moderate or good occasionally very poor in north.
Denmark Strait
- Wind
- Variable 2 to 4.
- Sea state
- Moderate or rough becoming slight or moderate later.
- Weather
- Occasional rain and drizzle, turning to snow in north, freezing rain at first in far south and fog patches later in south.
- Visibility
- Moderate or good occasionally very poor.
North Iceland
In north of area
- Wind
- Northerly or northeasterly, becoming variable, 2 to 4.
- Sea state
- Moderate, becoming slight or moderate later.
- Weather
- Occasional snow and fog patches.
- Visibility
- Moderate or good occasionally very poor.
In south of area
- Wind
- Northerly or northeasterly 5 to 7, decreasing 3 to 5 later.
- Sea state
- Moderate or rough, becoming slight or moderate later.
- Weather
- Occasional rain or sleet, fog patches.
- Visibility
- Moderate or good occasionally very poor.
Norwegian Basin
- Wind
- Cyclonic becoming northeasterly, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers, perhaps thundery at first in southwest.
- Visibility
- Good occasionally poor.
Outlook for the following 24 hours
Gales are expected in West Central Section and 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.