High seas forecast and storm warnings
The general synopsis for UK
At 191200UTC, high 52 north 34 west 1030 expected 53 north 30 west 1029 by 201200UTC. Low 42 north 47 west 1015 expected 47 north 38 west 1017 by same time. Low 55 north 11 west 999 losing its identity.
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Westerly or northwesterly, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Moderate or good.
Shannon
- Wind
- Cyclonic 5 to 7, becoming north or northwest, 4 to 6.
- Sea state
- Rough, occasionally very rough until later.
- Weather
- Showers.
- Visibility
- Moderate or good, occasionally poor.
Rockall
- Wind
- Cyclonic 5 to 7, becoming north or northwest, 4 to 6.
- Sea state
- Rough, occasionally very rough until later, and moderate at times later.
- Weather
- Showers.
- Visibility
- Moderate or good, occasionally poor.
Bailey
- Wind
- Northeast 4 to 6, backing north or northwest, 3 to 5.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good.
Faeroes
- Wind
- Northeast backing north or northwest, 4 to 6, occasionally 3 later.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate.
Southeast Iceland
- Wind
- Northeasterly backing northerly 3 to 5, becoming variable 2 to 4 in north.
- Sea state
- Moderate.
- Weather
- Showers.
- Visibility
- Good.
East Northern Section
In north
- Wind
- Variable 2 to 4, becoming cyclonic, mainly westerly or northwesterly, 3 to 5 later.
- Sea state
- Moderate, occasionally rough at first in southeast, and slight at times in north.
- Weather
- Fair, occasionally rain later in west.
- Visibility
- Moderate or good.
In south
- Wind
- Northerly or northwesterly, backing westerly at times in west, 3 to 5, occasionally 6 at first in southeast and decreasing 2 at times in west.
- Sea state
- Moderate or rough, occasionally very rough at first in southeast.
- Weather
- Showers.
- Visibility
- Moderate or good.
West Northern Section
- Wind
- Cyclonic, mainly westerly or southwesterly, 3 to 5.
- Sea state
- Moderate.
- Weather
- Fair in south, otherwise rain or drizzle at times, fog patches in far west.
- Visibility
- Moderate or good, occasionally very poor in far west.
East Central Section
- Wind
- Northerly or northwesterly 4 to 6, occasionally 7 at first in northeast and 3 later, becoming cyclonic, mainly easterly or southeasterly, 3 to 5 later in southwest.
- Sea state
- Moderate or rough, occasionally very rough until later in northeast.
- Weather
- Mainly fair, but showers in northeast, and occasional thundery rain later in far southwest.
- Visibility
- Good, occasionally poor later in far southwest.
West Central Section
In north
- Wind
- Variable 2 to 4, becoming easterly 3 to 5 in south.
- Sea state
- Moderate.
- Weather
- Mainly fair.
- Visibility
- Mainly good.
In south
- Wind
- Variable 2 to 4 at first in east, otherwise cyclonic 3 to 5, occasionally 6 later.
- Sea state
- Moderate, occasionally rough later.
- Weather
- Rain or thundery showers, fog patches in far south.
- Visibility
- Moderate or good, occasionally poor, but very poor at times in far south.
Denmark Strait
- Wind
- Westerly or southwesterly 3 to 5, occasionally 2 later.
- Sea state
- Slight or moderate.
- Weather
- Drizzle, fog patches except in south.
- Visibility
- Moderate or good, occasionally very poor except in south.
North Iceland
In north
- Wind
- Cyclonic, mainly southwesterly veering mainly northerly, 3 to 5, but variable 3 or less at times in west.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair, but fog patches in east.
- Visibility
- Moderate or good, occasionally very poor in east.
In south
- Wind
- Northerly at first in east, otherwise westerly or northwesterly, 3 to 5.
- Sea state
- Moderate, occasionally rough in far southeast and slight at times in far west.
- Weather
- Occasional drizzle, fog patches in west.
- Visibility
- Moderate or good, occasionally very poor in west.
Norwegian Basin
- Wind
- Mainly northerly 4 to 6, occasionally 7 in central areas, becoming cyclonic 2 to 4 at times in east.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or showers.
- Visibility
- Moderate or good, occasionally poor.
Outlook for the following 24 hours
No gales expected.
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.