High seas forecast and storm warnings
The general synopsis for UK
At 101200UTC, low 47 north 49 west 1001 expected 55 north 45 west with little change by 111200UTC. High 53 north 21 west 1025 expected 56 north 16 west 1032 by same time. Low 74 north 10 west 999 losing its identity
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Northeast 4 to 6.
- Sea state
- Moderate, occasionally rough in far west.
- Weather
- Mainly fair.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- Northeast 4 to 6.
- Sea state
- Moderate, occasionally rough in west.
- Weather
- Thundery showers at first.
- Visibility
- Moderate or good.
Rockall
- Wind
- In northwest, variable 2 to 4. in southeast, northerly or northeasterly 4 to 6.
- Sea state
- In northwest, moderate, occasionally slight later. in southeast, moderate.
- Weather
- In northwest, fair. in southeast, occasional rain at first.
- Visibility
- In northwest, good. in southeast, good, occasionally poor.
Bailey
- Wind
- Southwesterly 3 to 5, becoming variable 2 or 3 in southeast.
- Sea state
- Moderate, occasionally rough at first in north.
- Weather
- Showers.
- Visibility
- Good.
Faeroes
- Wind
- Southwesterly 3 to 5, becoming variable 2 in far south.
- Sea state
- Moderate, occasionally rough at first, becoming slight at times in east.
- Weather
- Showers.
- Visibility
- Good.
Southeast Iceland
- Wind
- Southwesterly 4 to 6, occasionally 7 later.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Moderate or good.
East Northern Section
- Wind
- Variable 2 to 4 in far southeast, but elsewhere southerly or southwesterly 4 to 6.
- Sea state
- Moderate, occasionally rough in north and slight later in southeast.
- Weather
- Showers, then occasional drizzle with fog patches in northwest.
- Visibility
- Moderate or good, occasionally very poor in northwest.
West Northern Section
In north
- Wind
- Cyclonic 3 to 5 in far northwest, but elsewhere, southerly or southwesterly 4 to 6, backing southeasterly 6 or 7 later in southwest.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or drizzle with fog patches.
- Visibility
- Moderate to very poor.
In south
- Wind
- Southwesterly backing southerly or southeasterly, 4 to 6, increasing 6 or 7 later in west, perhaps gale 8 later in west.
- Sea state
- Moderate, occasionally rough later.
- Weather
- Occasional drizzle, rain later in west, fog patches.
- Visibility
- Moderate to very poor.
East Central Section
In southeastern half of area
- Wind
- Northerly or northeasterly 4 to 6, occasionally 7 at first.
- Sea state
- Moderate or rough.
- Weather
- Occasional drizzle or showers.
- Visibility
- Good, occasionally poor.
In northwestern half of area
- Wind
- Variable 2 to 4, becoming northeasterly 4 to 6 in southeast, and southeasterly 3 to 5 later in northwest.
- Sea state
- Moderate occasionally slight.
- Weather
- Mainly fair, occasional drizzle later in southeast.
- Visibility
- Moderate or good, occasionally poor later in southeast.
West Central Section
In east
- Wind
- Southerly or southeasterly 3 to 5, occasionally 2 at first, increasing 6 at times later in west.
- Sea state
- Moderate occasionally slight, becoming rough at times later in far west.
- Weather
- Occasional drizzle and fog patches until later in northwest, otherwise fair.
- Visibility
- Moderate or good, occasionally very poor until later in northwest.
In west
- Wind
- Southerly or southeasterly 4 to 6, increasing 7 at times until later, becoming cyclonic 3 or 4 later in far southwest.
- Sea state
- Moderate or rough, occasionally slight at first in northeast and very rough at first in far southwest.
- Weather
- Occasional rain, drizzle and fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Denmark Strait
- Wind
- Variable 2 to 4 throughout in far northeast, and cyclonic 3 to 5 until later in south near greenland, otherwise southerly or southwesterly 4 to 6, increasing 6 to gale 8 in east.
- Sea state
- Moderate or rough, occasionally very rough later in east.
- Weather
- Occasional rain or drizzle, fog patches except in far southeast.
- Visibility
- Moderate or good, occasionally poor in far southeast and very poor elsewhere.
North Iceland
In north
- Wind
- Cyclonic 3 to 5, becoming southerly or southwesterly 4 to 6 except in northwest, increasing 6 to gale 8 in southwest and then later in east.
- Sea state
- Slight or moderate becoming moderate or rough, occasionally very rough later.
- Weather
- Occasional rain or drizzle with fog patches, but fog banks in northwest.
- Visibility
- Moderate to very poor in northwest, but elsewhere moderate or good, occasionally very poor.
In south
- Wind
- Southerly or southwesterly 4 to 6, increasing 6 to gale 8 in northwest.
- Sea state
- Moderate or rough, occasionally very rough later in northwest.
- Weather
- Occasional rain or drizzle, fog patches for a time in far northwest.
- Visibility
- Moderate or good, occasionally poor but very poor for a time in far northwest.
Norwegian Basin
In southeastern half of area
- Wind
- Variable 2 to 4, becoming northerly or northwesterly 4 to 6 in southeast.
- Sea state
- Moderate, occasionally slight at first in southeast.
- Weather
- Occasional drizzle and fog patches at first near norway coast, otherwise mainly fair.
- Visibility
- Moderate to very poor at first near norway coast, otherwise good.
In northwestern half of area
- Wind
- Westerly or southwesterly 3 to 5, becoming variable 2 to 4 later in southeast.
- Sea state
- Moderate, occasionally rough at first in west and slight later in south.
- Weather
- Showers at first.
- Visibility
- Good.
Outlook for the following 24 hours
Gales expected in east and West Northern Sections, Denmark Strait and north 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.