The general synopsis for UK
At 190000UTC, low 59 north 44 west 1010 expected 64 north 39 west 991 by 200000UTC. Low 43 north 47 west 1004 expected 46 north 38 west 999 by same time. Low 47 north 53 west 996 expected 53 north 38 west 997 by that time. Low 62 north 01 east 1000 expected 58 north 04 east 1013 by 200000UTC. High 51 north 18 west 1029 expected 53 north 11 west 1029 by same time.
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Northwest veering east or northeast later, 2 to 4.
- Sea state
- Moderate, occasionally slight later.
- Weather
- Fair.
- Visibility
- Good.
Shannon
- Wind
- Northwest 3 to 5, becoming variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Showers, fair later.
- Visibility
- Good.
Rockall
- Wind
- Northwest 3 to 5, becoming variable 2 to 4.
- Sea state
- Slight or moderate, but occasionally rough at first.
- Weather
- Showers, fair later.
- Visibility
- Good.
Bailey
- Wind
- Northwest backing southwest later, 3 to 5, becoming variable 2 to 4 for a time.
- Sea state
- Rough becoming moderate.
- Weather
- Showers.
- Visibility
- Good.
Faeroes
- Wind
- Northerly 5 to 7 becoming variable 2 to 4, then south 3 to 5 later.
- Sea state
- Moderate or rough, occasionally very rough at first in far east.
- Weather
- Showers.
- Visibility
- Good.
Southeast Iceland
- Wind
- Cyclonic becoming southwest later, 3 to 5.
- Sea state
- Moderate occasionally rough at first in far southeast.
- Weather
- Wintry showers.
- Visibility
- Good, occasionally poor.
East Northern Section
- Wind
- Variable 2 to 4 at first in east.
- Sea state
- Otherwise southerly or southwesterly 4 to 6, occasionally 7 in far west later.
- Weather
- Moderate, becoming moderate or rough later in west.
- Visibility
- Mainly fair but occasional rain in north. Good, but occasionally moderate in north.
West Northern Section
- Wind
- Cyclonic 4 to 6, but 7 or gale 8 in far northwest and occasionally 7 later in far southeast.
- Sea state
- Moderate becoming moderate or rough.
- Weather
- Occasional rain, but sleet or snow in the far northwest.
- Visibility
- Moderate or poor occasionally very poor in far northwest. Light to moderate icing in far northwest.
In north
- Wind
- Southerly or southwesterly 4 or 5, occasionally 6 later, becoming cyclonic 5 to 7 later.
- Sea state
- Moderate becoming moderate or rough.
- Weather
- Mainly fair in north, fog patches in the south.
- Visibility
- Moderate, but poor to very poor in south.
In south
East Central Section
- Wind
- Southerly or southeasterly 4 to 6.
- Sea state
- But variable 2 to 4 far northeast until later.
- Weather
- Moderate or rough, occasionally slight in northeast.
- Visibility
- Mainly fair, but occasional rain later in far west. Good, becoming moderate later in far west.
West Central Section
- Wind
- Southerly or southeasterly 4 to 6 occasionally 7 later.
- Sea state
- Moderate or rough, becoming rough later.
- Weather
- Occasional rain.
- Visibility
- Good or moderate, occasionally poor later.
In east
- Wind
- Southerly or southeasterly becoming cyclonic 4 to 6, occasionally 7 later.
- Sea state
- Moderate or rough becoming rough or very rough later.
- Weather
- Occasional rain, fog patches in the north.
- Visibility
- Moderate or good, occasionally poor or very poor in the far north.
In west
Denmark Strait
- High seas storm warning
-
Issued:
In the southwest of the Denmark Strait northeasterly winds will increase occasionally storm force 10 from 192000UTC to 200100UTC.
- Wind
- Variable 2 or 3, becoming easterly or northeasterly 6 to gale 8 later in south, occasionally severe gale 9 later in far southwest.
- Sea state
- Slight or moderate.
- Weather
- Fair then sleet or snow.
- Visibility
- Good, becoming moderate or poor, occasionally very poor later. Light to moderate icing in west with temperatures of ms 04 to ms 06.
In north
- Wind
- Variable 2 to 4 becoming cyclonic 5 to 7 but becoming gale 8 to severe gale 9, occasionally storm 10 in southwest until later.
- Sea state
- Moderate or rough.
- Weather
- Sleet or snow until later.
- Visibility
- Poor or very poor, becoming good or moderate later. Light to moderate icing in west, occasionally severe later with temperatures of ms 04 to ms 06.
In south
North Iceland
- Wind
- Northwesterly 5 to 7, but variable 2 or 3 in southwest, backing southerly or southeasterly 3 or 4 later.
- Sea state
- Moderate or rough becoming slight or moderate.
- Weather
- Snow in northeast at first, otherwise fair.
- Visibility
- Poor to very poor in northeast at first, otherwise good. Light to moderate icing in east with temperatures ms 04 to ms 06, occasionally severe until later with temperatures of ms 07 to ms 09.
In north
- Wind
- Northwesterly 4 to 6 but variable 2 to 4 in southwest, backing southerly or southeasterly 4 to 6 later.
- Sea state
- Moderate or rough becoming slight or moderate.
- Weather
- Fair, sleet or snow later.
- Visibility
- Good, becoming moderate or poor occasionally very poor later. Light icing at first in far northeast with temperatures of ms 03 to ms 05.
In south
Norwegian Basin
- Wind
- Cyclonic 3 to 5, becoming northerly or northwesterly 5 to 7, but cyclonic 2 or 3 in far northeast.
- Sea state
- Moderate or rough becoming very rough for a time in west.
- Weather
- Fair then rain or sleet.
- Visibility
- Good, becoming moderate or poor.
In east
- Wind
- Northerly or northwesterly 6 to gale 8, decreasing 4 to 6 later, becoming variable 2 to 4 far west later.
- Sea state
- Rough or very rough becoming moderate or rough.
- Weather
- Rain or sleet then fair.
- Visibility
- Moderate or poor becoming good.
In west
Outlook for following 24 hours
Gales expected in East Northern Section, West Northern Section and Denmark Strait.
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.