High seas forecast and storm warnings
The general synopsis for UK
At 171200UTC, high 58 north 25 west 1033 expected 56 north 23 west 1034 by 181200UTC. New high expected 74 north 11 west 1016 by same time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Variable 2 to 4, becoming northerly or northeasterly 3 to 5.
- Sea state
- Slight or moderate.
- Weather
- Fair.
- Visibility
- Good.
Shannon
- Wind
- North or northeast 4 to 6.
- Sea state
- Moderate.
- Weather
- Mainly fair.
- Visibility
- Good.
Rockall
- Wind
- North or northeast 4 to 6.
- Sea state
- Moderate, occasionally slight in east.
- Weather
- Mainly fair.
- Visibility
- Good.
Bailey
- Wind
- North or northwest 3 to 5, occasionally 6 at first, becoming variable 2 to 4 for a time later.
- Sea state
- Moderate.
- Weather
- Showers.
- Visibility
- Moderate or good.
Faeroes
- Wind
- In southeast, northerly or northwesterly 3 to 5. in northwest, variable 2 to 4, becoming southwesterly 3 to 5 later.
- Sea state
- In southeast, slight or moderate. in northwest, moderate.
- Weather
- In southeast, showers. in northwest, fair.
- Visibility
- In southeast, good. in northwest, moderate or good.
Southeast Iceland
- Wind
- Cyclonic 3 to 5, becoming southwesterly 4 to 6 later.
- Sea state
- Moderate, occasionally slight in northwest.
- Weather
- Fog patches developing.
- Visibility
- Moderate or good, occasionally very poor.
East Northern Section
In north
- Wind
- Westerly or northwesterly, backing southwesterly in west, 3 to 5, occasionally 6 in northeast.
- Sea state
- Moderate occasionally slight.
- Weather
- Mainly fair then occasional drizzle, fog patches developing in west.
- Visibility
- Moderate or good, occasionally very poor in west.
In south
- Wind
- Northwesterly 4 or 5 in northeast, otherwise variable, mainly northeasterly in southeast, 2 to 4.
- Sea state
- Slight occasionally moderate.
- Weather
- Occasional drizzle in west.
- Visibility
- Good, occasionally moderate in west.
West Northern Section
In east
- Wind
- Southerly or southwesterly 3 to 5, occasionally 2 at first in southeast.
- Sea state
- Moderate, occasionally slight in southeast.
- Weather
- Drizzle at times, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In southwest
- Wind
- Southerly or southeasterly 4 to 6.
- Sea state
- Moderate occasionally rough.
- Weather
- Occasional rain or drizzle and fog patches.
- Visibility
- Moderate or poor, occasionally very poor.
In northwest
- Wind
- Variable 2 to 4, becoming southerly or southwesterly 3 to 5.
- Sea state
- Moderate, occasionally slight in northwest.
- Weather
- Rain or drizzle and fog banks.
- Visibility
- Poor or very poor, occasionally moderate.
East Central Section
- Wind
- Variable 3 or less in far northwest, otherwise easterly or northeasterly 2 to 4, occasionally 5 in east.
- Sea state
- Slight, occasionally moderate mainly in east.
- Weather
- Occasional drizzle or showers in far west and far south.
- Visibility
- Good, occasionally moderate in far west and far south.
West Central Section
- Wind
- Southeasterly 3 to 5, increasing 6 at times in northwest.
- Sea state
- Moderate, occasionally slight in far east and rough in far northwest.
- Weather
- Occasional drizzle, fog patches in north and west.
- Visibility
- Moderate or good, occasionally very poor in north and west.
Denmark Strait
In far northeast
- Wind
- Southwesterly 3 to 4, becoming variable 2 to 4.
- Sea state
- Slight.
- Weather
- Fair.
- Visibility
- Good.
In rest of area
- Wind
- Southwesterly 4 to 6, occasionally 3 at first.
- Sea state
- Moderate occasionally slight.
- Weather
- Fair at first in north and east, otherwise occasional rain or drizzle with fog patches, becoming fog banks in west.
- Visibility
- Good at first in north and east, otherwise moderate to very poor, occasionally good in east.
North Iceland
In north
- Wind
- Westerly or northwesterly 3 to 5, becoming variable 2 to 4 in west and then later in east, then becoming southeasterly 3 to 5 later in west.
- Sea state
- Slight or moderate.
- Weather
- Showers in far northeast, fog patches later in far southwest.
- Visibility
- Good, occasionally very poor later in far southwest.
In south
- Wind
- Westerly or northwesterly 3 to 5, becoming variable 2 to 4 in southeast and backing westerly or southwesterly 4 to 6 elsewhere.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair then rain at times later, fog patches developing.
- Visibility
- Moderate or good, occasionally very poor.
Norwegian Basin
- Wind
- Northerly 6 to gale 8 in far southeast, otherwise northerly or northwesterly 3 to 5, occasionally 6 in southeast, becoming variable 2 to 4 later in northwest.
- Sea state
- Moderate, occasionally rough in far southeast.
- Weather
- Showers at first in west.
- Visibility
- Good.
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.