Coast and sea
The general synopsis for UK
At 171200UTC, low 56 north 32 west 990 expected 59 north 29 west 980 by 181200UTC. Low 48 north 40 west 981 expected 48 north 29 west 989 by same time. Low 47 north 24 west 990 expected 57 north 15 west 984 by that time. at 171200UTC, high 71 north 28 west 1040 slow-moving, declining 1037 by 181200UTC. Low 56 north 09 west 1008 losing its identity
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- South 4 to 6.
- Sea state
- Moderate, becoming rough in west.
- Weather
- Occasional rain, fog patches later.
- Visibility
- Moderate or good, occasionally very poor later.
Shannon
- Wind
- Southeast veering south 5 to 7, occasionally gale 8 later.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- Southeast veering south 5 to 7, occasionally gale 8 later.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
Bailey
- Wind
- Southeast 4 to 6, occasionally 7 later.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
Faeroes
- Wind
- Southeast 5 to 7, occasionally gale 8 later.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
Southeast Iceland
- Wind
- Easterly or southeasterly 6 to gale 8, occasionally severe gale 9 at first in west.
- Sea state
- Rough, occasionally very rough.
- Weather
- Rain at times.
- Visibility
- Moderate or poor.
East Northern Section
- High seas storm warning
-
Issued:
At 170000UTC, low 50 north 41 west 987 expected 46 north 36 west 983 by 180000UTC. New low expected 56 north 29 west 985 by same time. Northeasterly winds will reach storm force 10 at times in West Northern Section north of 62 north and in Denmark Strait south of 68 north after 171600UTC. Easterly winds will also reach storm force 10 at times in East Northern Section within 50 miles of the southern coast of Iceland from 171700UTC until 180300UTC.
- Wind
- Northeasterly 7 to severe gale 9, veering southeasterly 4 to 6 for a time in east.
- Sea state
- Rough or very rough, but high in far west.
- Weather
- Rain at times.
- Visibility
- Moderate or poor.
In far north near Iceland
- Wind
- Cyclonic 5 to 7.
- Sea state
- Rough, but very rough in far west.
- Weather
- Rain at times.
- Visibility
- Moderate or good, occasionally poor.
In rest of area
West Northern Section
- High seas storm warning
-
Issued:
At 170000UTC, low 50 north 41 west 987 expected 46 north 36 west 983 by 180000UTC. New low expected 56 north 29 west 985 by same time. Northeasterly winds will reach storm force 10 at times in West Northern Section north of 62 north and in Denmark Strait south of 68 north after 171600UTC. Easterly winds will also reach storm force 10 at times in East Northern Section within 50 miles of the southern coast of Iceland from 171700UTC until 180300UTC.
- Wind
- Northerly or northeasterly severe gale 9 to violent storm 11.
- Sea state
- High or very high.
- Weather
- Sleet or snow at times.
- Visibility
- Poor or very poor.
In northwest
- Wind
- Cyclonic 7 to severe gale 9.
- Sea state
- Very rough or high.
- Weather
- Rain at times.
- Visibility
- Moderate or poor.
In southeast
East Central Section
- Wind
- Cyclonic becoming southwesterly 6 to gale 8, then becoming cyclonic 5 to 7 later in west.
- Sea state
- Rough, occasionally very rough in far west.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor.
West Central Section
- Wind
- Cyclonic 6 to gale 8, occasionally severe gale 9 in far northwest, becoming northerly or northwesterly later.
- Sea state
- Rough or very rough, becoming high in far northwest.
- Weather
- Fog patches at first in north, otherwise rain or showers.
- Visibility
- Moderate or good, occasionally very poor at first in north.
Denmark Strait
- High seas storm warning
-
Issued:
At 170000UTC, low 50 north 41 west 987 expected 46 north 36 west 983 by 180000UTC. New low expected 56 north 29 west 985 by same time. Northeasterly winds will reach storm force 10 at times in West Northern Section north of 62 north and in Denmark Strait south of 68 north after 171600UTC. Easterly winds will also reach storm force 10 at times in East Northern Section within 50 miles of the southern coast of Iceland from 171700UTC until 180300UTC.
- Wind
- Northeasterly severe gale gale 8 to storm 10, occasionally violent storm 11 in west.
- Sea state
- Very rough or high, occasionally very high in west.
- Weather
- Sleet or snow at times.
- Visibility
- Moderate or poor, occasionally very poor in west. Slight icing at times near to greenland, with temperatures ms02 or ms03.
In south
- Wind
- Northerly 4 to 6, occasionally 7 in south.
- Sea state
- Moderate or rough.
- Weather
- Snow at first.
- Visibility
- Good, occasionally poor at first. Slight icing at times in far south, with temperatures ms03 or ms04.
In north
North Iceland
- Wind
- Easterly or northeasterly 6 to gale 8.
- Sea state
- Rough, occasionally very rough in south and west.
- Weather
- Occasional rain or sleet.
- Visibility
- Moderate or good, occasionally poor.
In south
- Wind
- Northerly or northeasterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional snow.
- Visibility
- Good, occasionally poor.
In north
Norwegian Basin
- Wind
- Northwesterly 5 or 6 at first in far northeast, otherwise variable 2 to 4, becoming easterly or southeasterly 5 to 7, occasionally gale 8 later in southwest.
- Sea state
- Moderate or rough.
- Weather
- Showers, rain later in southwest.
- Visibility
- Good, occasionally moderate later in southwest.
Outlook for following 24 hours
Storms expected in Southeast Iceland, West Central Section, both northern sections and Denmark Strait, with violent storms likely in West Northern Section. Severe gales expected in north Iceland. Gales also expected in Bailey, Faeroes, East Central Section and Norwegian Basin.
Unscheduled storm warnings are broadcast via Safetynet and in bulletin WONT54 EGRR available via some internet and ftpmail outlets
The 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.