High seas forecast and storm warnings
The general synopsis for UK
At 141200UTC, high 45 north 28 west 1034 expected 38 north 32 west with little change by 151200UTC. New low expected 62 north 39 west 995 by same time. High 67 north 14 west 1017 expected 69 north 14 west 1014 by that time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- North or northwest 4 to 6, occasionally 7 at first.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate.
Shannon
- Wind
- Northerly or northwesterly 4 to 6, decreasing 3 at times later.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate.
Rockall
- Wind
- North becoming cyclonic, 3 to 5.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Showers then occasional rain.
- Visibility
- Moderate or good.
Bailey
- Wind
- Variable 2 to 4, becoming southeast 3 to 5 later.
- Sea state
- Moderate.
- Weather
- Showers.
- Visibility
- Moderate or good.
Faeroes
- Wind
- In east, northerly 6 to gale 8, occasionally 5 later. in west, northerly 3 to 5, occasionally 6 at first.
- Sea state
- In east, rough occasionally very rough. in west, moderate or rough.
- Weather
- In east, squally showers. in west, showers.
- Visibility
- In east, good, occasionally moderate. in west, good.
Southeast Iceland
- Wind
- Northerly 5 at first in east, otherwise variable 2 to 4, becoming southeasterly 4 or 5 later in west.
- Sea state
- Moderate, occasionally slight in northwest.
- Weather
- Showers.
- Visibility
- Good.
East Northern Section
- Wind
- Cyclonic 3 to 5, increasing 6 at times in west and far northeast, becoming westerly or southwesterly 5 to 7 later in far southwest.
- Sea state
- Slight or moderate at first in north, otherwise moderate or rough, becoming very rough later in far southwest.
- Weather
- Rain or drizzle at times, showers later in southwest.
- Visibility
- Moderate or good, occasionally poor.
West Northern Section
In far northwest near greenland
- Wind
- Northeasterly 6 to gale 8, increasing severe gale 9 at times.
- Sea state
- Moderate or rough, occasionally slight at first.
- Weather
- Rain or snow.
- Visibility
- Moderate to very poor.
In rest of north of area
- Wind
- Cyclonic 3 to 5, increasing 6 at times in north and west.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle with fog patches, then occasional rain or showers in southwest and also later in northeast.
- Visibility
- Moderate or good, occasionally poor, but very poor until later in northeast and at first in southwest.
In south
- Wind
- Southerly or southwesterly becoming cyclonic, 4 to 6, occasionally 7 in southwest, then increasing 6 to gale 8 in south, becoming westerly 6 to gale 8 later.
- Sea state
- Rough or very rough.
- Weather
- Rain or drizzle at first in east, otherwise occasional rain or squally showers.
- Visibility
- Moderate or good, occasionally poor.
East Central Section
In east
- Wind
- Westerly or northwesterly, becoming cyclonic later, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional drizzle mainly in north, rain at times later.
- Visibility
- Moderate or good, occasionally poor later.
In west
- Wind
- Westerly or southwesterly 4 to 6, occasionally 3 at first, veering westerly or northwesterly 4 to 6 later, increasing 7 at times later in north.
- Sea state
- Moderate becoming moderate or rough, then rough or very rough later.
- Weather
- Fair then rain, showers later.
- Visibility
- Good, occasionally poor.
West Central Section
- Wind
- Westerly or southwesterly 5 to 7, increasing gale 8 at times in north and northwest, veering westerly or northwesterly 4 to 6 later in southwest, but becoming variable 2 to 4 later in far southwest.
- Sea state
- Rough or very rough, occasionally moderate in south and high in north.
- Weather
- Rain then showers, squally at times, becoming fair later in south and west.
- Visibility
- Moderate or good, occasionally poor at first.
Denmark Strait
- Storm warning
-
Issued:
New low expected 62 north 39 west 995 by 151200UTC. Northeasterly winds are expected to reach storm force 10 at times west of 34 west in Denmark Strait from 150400UTC.
In area west of 30 west
- Wind
- Easterly or northeasterly 7 to severe gale 9, occasionally storm 10 in west.
- Sea state
- Slight or moderate, becoming rough at times.
- Weather
- Occasional rain, but with sleet, snow and freezing rain at times in north and west, fog patches.
- Visibility
- Moderate to very poor, occasionally good at first.
In area east of 30 west
- Wind
- Variable 2 to 4 in northeast, otherwise easterly or northeasterly 4 to 6, occasionally 7 in west.
- Sea state
- Slight or moderate, occasionally rough later in southwest.
- Weather
- Rain at times in south with snow near greenland in south, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
North Iceland
- Wind
- Northerly 4 to 6 in far southeast and southeasterly 4 to 6 in far southwest, otherwise variable 2 to 4.
- Sea state
- Slight or moderate, occasionally rough in far southeast.
- Weather
- Wintry showers, fog patches at first in far east then developing in far west.
- Visibility
- Moderate or good, occasionally very poor in far west and at first in far east.
Norwegian Basin
In east
- Wind
- Northerly 6 to gale 8 at first in west, otherwise cyclonic 4 to 6, decreasing 3 at times mainly later.
- Sea state
- Moderate or rough, occasionally very rough at first in southwest.
- Weather
- Rain at first in west.
- Visibility
- Good, occasionally poor at first in west.
In west
- Wind
- Northerly 6 to gale 8, decreasing 4 to 6 later.
- Sea state
- Rough or very rough.
- Weather
- Rain at times mainly in east.
- Visibility
- Good, occasionally poor in east.
Outlook for the following 24 hours
Storms expected in Denmark Strait with gales in both east and West Northern Sections and both east and West Central Sections.
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.