High seas forecast and storm warnings
The general synopsis for UK
At 070000UTC, low 60 north 33 west 991 expected 63 north 33 west 993 by 080000UTC. Low 55 north 45 west 995 expected 56 north 38 west 993 by same time. New low expected Iceland 999 by that time. at 070000UTC, high 42 north 23 west 1024 expected 43 north 17 west with little change by 080000UTC. Low 64 north 04 east 998 losing its identity
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Variable 2 to 4.
- Sea state
- Slight, occasionally moderate in west.
- Weather
- Fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Shannon
- Wind
- Variable 2 to 4, becoming south 3 to 5 later.
- Sea state
- Moderate, occasionally slight in south.
- Weather
- Drizzle, fog patches.
- Visibility
- Moderate, occasionally very poor.
Rockall
- Wind
- Southwest 3 to 5, occasionally 6 at first.
- Sea state
- Moderate.
- Weather
- Rain, fog patches.
- Visibility
- Moderate, occasionally very poor.
Bailey
- Wind
- Cyclonic becoming mainly southwest, 3 to 5, occasionally 6 at first.
- Sea state
- Moderate.
- Weather
- Rain, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Faeroes
- Wind
- Cyclonic becoming mainly southwest, 3 to 5, occasionally 6 at first.
- Sea state
- Moderate.
- Weather
- Rain, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Southeast Iceland
- Wind
- Cyclonic, becoming southwesterly later, 4 to 6, occasionally 7 at first in far west.
- Sea state
- Moderate, occasionally rough at first in far west.
- Weather
- Rain, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
East Northern Section
In north
- Wind
- Easterly 6 to gale 8 at first in north, otherwise southerly or southwesterly 4 to 6, decreasing 3 at times later.
- Sea state
- Moderate or rough.
- Weather
- Rain at times and fog patches, then showers later in north and west.
- Visibility
- Moderate or good, occasionally very poor, becoming mainly good later in north and west.
In south
- Wind
- Southwesterly, becoming cyclonic later, 4 to 6, decreasing 3 at times later.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle with fog patches except in far northwest.
- Visibility
- Moderate or good, occasionally very poor except in far northwest.
West Northern Section
In north
- Wind
- Cyclonic 4 to 6, increasing 7 at times in north and west, perhaps gale 8 later in northwest.
- Sea state
- Rough occasionally moderate.
- Weather
- Rain at times with fog patches, then showers in southeast.
- Visibility
- Moderate or good, occasionally very poor, becoming mainly good in southeast.
In south
- Wind
- Cyclonic, mainly southwesterly at first, 4 to 6, occasionally 7 in south.
- Sea state
- Rough occasionally moderate.
- Weather
- Rain or drizzle and fog patches at first in northwest, otherwise occasional rain or showers.
- Visibility
- Moderate to very poor at first in northwest, otherwise good, occasionally poor.
East Central Section
- Wind
- Variable 2 to 4 in far southeast, but elsewhere southerly or southwesterly, becoming cyclonic later, 4 to 6.
- Sea state
- Moderate, occasionally rough except in southeast.
- Weather
- Occasional drizzle in southeast, otherwise occasional rain with fog patches, fair later in far northwest.
- Visibility
- Moderate or good, occasionally very poor except in southeast and later in far northwest.
West Central Section
In north
- Wind
- Southwesterly 3 to 5 at first in east, otherwise cyclonic 4 to 6, increasing 7 at times in west and also later in east.
- Sea state
- Moderate or rough occasionally very rough.
- Weather
- Rain and fog patches at first in east, otherwise occasional rain or showers, squally at times.
- Visibility
- Moderate or good, occasionally very poor at first in east.
In south
- Wind
- Cyclonic, becoming mainly westerly, 4 to 6.
- Sea state
- Moderate, occasionally rough in north.
- Weather
- Occasional rain and fog patches, then showers in west and also later in east.
- Visibility
- Moderate or good, occasionally very poor until later in east and at first in west.
Denmark Strait
- Wind
- Variable 2 to 4 in far north, otherwise northeasterly, becoming cyclonic later, 4 to 6, increasing 7 at times later in west.
- Sea state
- Slight or moderate, but moderate or rough in far south.
- Weather
- Occasional rain and drizzle, fog patches in south and fog banks in north.
- Visibility
- Moderate to very poor, occasionally good in south.
North Iceland
In southeast
- Wind
- Cyclonic 3 to 5, occasionally 6 in south.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain or drizzle with fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In northwest
- Wind
- Southerly or southeasterly 3 to 5, decreasing 2 at times.
- Sea state
- Slight occasionally moderate.
- Weather
- Rain at times, fog patches in east and fog banks in west.
- Visibility
- Moderate to very poor, occasionally good in east.
Norwegian Basin
- Wind
- Northerly or northwesterly 4 to 6, becoming cyclonic, mainly southerly or southwesterly, 3 to 5 in west.
- Sea state
- Moderate, occasionally rough in far south and far northeast.
- Weather
- Occasional rain or showers in east, fair in west, then rain and fog patches later in west.
- Visibility
- Good, occasionally moderate in east, becoming moderate to very poor later in west.
Outlook for the following 24 hours
Gales expected in West Northern Section.
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.