Coast and sea
The general synopsis for UK
At 240000UTC, low 48 north 58 west 987 expected 53 north 41 west 975 by 250000UTC. Low 57 north 21 west 969 expected 64 north 09 west 983 by same time. New high expected southern Greenland 1009 by that time.
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southwesterly 6 to gale 8, veering west or northwest 4 to 6.
- Sea state
- Very rough or high,.
- Weather
- Rain or squally showers.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- Southwest veering west, 5 to 7, occasionally gale 8 at first.
- Sea state
- High, becoming very rough.
- Weather
- Squally showers.
- Visibility
- Moderate, occasionally poor.
Rockall
- Wind
- West or southwest, 6 to gale 8, increasing severe gale 9 at times.
- Sea state
- Very rough or high.
- Weather
- Squally showers.
- Visibility
- Good, occasionally poor.
Bailey
- Wind
- Southerly, becoming cyclonic, 6 to gale 8, occasionally severe gale 9 in southeast.
- Sea state
- Very rough or high.
- Weather
- Squally showers.
- Visibility
- Moderate, occasionally poor.
Faeroes
- Wind
- Southerly or southwesterly, becoming cyclonic later, 6 to gale 8, occasionally severe gale 9 in south.
- Sea state
- Very rough or high, occasionally rough.
- Weather
- Squally showers.
- Visibility
- Good, occasionally poor.
Southeast Iceland
- Wind
- Cyclonic becoming northwest later, 5 to 7, increasing gale 8 at times.
- Sea state
- Very rough or high, occasionally rough in north.
- Weather
- Squally showers.
- Visibility
- Good, occasionally poor.
East Northern Section
- Wind
- Cyclonic 5 to 7, occasionally gale 8 later in far south, becoming variable 2 to 4 at times in north.
- Sea state
- Rough or very rough, occasionally high in far south.
- Weather
- Occasional rain or squally showers.
- Visibility
- Moderate or good, occasionally poor.
In north
- Wind
- Cyclonic becoming westerly or northwesterly, 7 to severe gale 9, backing southerly or southwesterly 5 to 7 later, occasionally gale 8 later in southwest.
- Sea state
- Very rough or high, occasionally rough later.
- Weather
- Occasional rain or showers, squally at first, and wintry for a time in west.
- Visibility
- Moderate or good, occasionally poor.
In south
West Northern Section
- Wind
- Northerly or northeasterly becoming cyclonic, 5 to 7, occasionally gale 8 at first in north and later in west, becoming variable 2 to 4 at times.
- Sea state
- Rough or very rough.
- Weather
- Occasional rain or showers, with snow in northwest.
- Visibility
- Moderate or good, occasionally poor, or very poor in northwest.
In north
- Wind
- Northwesterly 6 to gale 8, occasionally severe gale 9 at first in east, backing westerly or southwesterly 5 to 7, becoming cyclonic 7 to severe gale 9 later.
- Sea state
- Rough or very rough, occasionally high in south.
- Weather
- Occasional rain or showers, wintry at first, then snow later in far northwest.
- Visibility
- Moderate or poor, occasionally good at first, becoming very poor later in far northwest.
In south
East Central Section
- Wind
- Westerly or northwesterly 7 to severe gale 9, backing southwesterly 5 to 7, then southerly 6 to gale 8 later in west.
- Sea state
- Very rough or high, occasionally rough later.
- Weather
- Occasional rain or squally showers, wintry at first in west.
- Visibility
- Moderate or good, occasionally poor.
In north
- Wind
- Westerly or northwesterly 5 to 7, backing southwesterly 4 to 6, then southerly 6 to gale 8 later in west.
- Sea state
- Very rough or high, occasionally rough later.
- Weather
- Showers, squally at first.
- Visibility
- Moderate or good.
In south
West Central Section
- High seas storm warning
-
Issued:
At 240000UTC, low 48 north 58 west 987 expected 53 north 41 west 975 by 250000UTC. Southerly or southwesterly winds will reach storm force 10 in the south and west of West Central Section after 241500UTC, extending into the northeast of West Central Section after 250400UTC. Winds will also reach violent storm force 11 at times in the west of West Central Section after 250000UTC.
- Wind
- Northwesterly 6 to gale 8, backing southwesterly 4 to 6, becoming cyclonic 7 to severe gale 9, occasionally storm 10 later.
- Sea state
- Rough or very rough, occasionally high.
- Weather
- Occasional rain or showers, wintry at first in north.
- Visibility
- Moderate or good, occasionally poor.
In northeast
- Wind
- Westerly or southwesterly 4 to 6, becoming cyclonic gale 8 to storm 10, occasionally violent storm 11 later.
- Sea state
- Rough or very rough, becoming high or very high.
- Weather
- Occasional rain or showers.
- Visibility
- Good, becoming moderate or poor.
In southwest
Denmark Strait
- Wind
- Northerly or northeasterly 5 to 7, occasionally gale 8 at first.
- Sea state
- Rough or very rough, occasionally moderate later in east.
- Weather
- Occasional sleet or snow.
- Visibility
- Moderate or good, occasionally very poor. Occasional light or moderate icing near ice edge with temperatures ms02 to ms04.
North Iceland
- Wind
- Northerly or northeasterly 5 to 7, occasionally 4 later.
- Sea state
- Moderate or rough.
- Weather
- Snow showers.
- Visibility
- Moderate or good, occasionally very poor. Occasional light or moderate icing near ice edge with temperatures ms02 to ms04.
In north
- Wind
- Cyclonic 5 to 7, occasionally gale 8 at first in far northwest, becoming variable 2 to 4 at times in east.
- Sea state
- Moderate or rough, occasionally very rough in south and in far west.
- Weather
- Occasional rain or sleet, turning to snow in northwest, squally showers in south, fog patches.
- Visibility
- Moderate or poor, occasionally very poor. Occasional light or moderate icing in far northwest with temperatures ms02 to ms04.
In south
Norwegian Basin
- Wind
- Southwesterly, becoming cyclonic later in west, 5 to 7, increasing gale 8 at times.
- Sea state
- Very rough or high.
- Weather
- Occasional rain or squally showers, fog patches in west.
- Visibility
- Moderate or poor, occasionally very poor in west.
Outlook for following 24 hours
Violent storms expected in West Central Section. Storms expected in West Northern Section and Denmark Strait. Gales or severe gales expected in all areas except Sole, Shannon and Southeast Iceland.
Unscheduled storm warnings are broadcast via Safetynet and in bulletin WONT54 EGRR available via some internet and ftpmail outlets
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.
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.