High seas forecast and storm warnings
The general synopsis for UK
At 280000UTC, low 59 north 21 west 1005 expected 62 north 07 west 993 by 290000UTC. Low 44 north 40 west 1007 expected 43 north 32 west 1006 by same time. High 56 north 44 west 1021 expected 56 north 41 west 1024 by that time. at 280000UTC, low 67 north 07 east 993 losing its identity by 290000UTC. New high expected Greenland 1022 by same time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southwest 2 to 4, occasionally 5 at first.
- Sea state
- Slight or moderate.
- Weather
- Showers.
- Visibility
- Good.
Shannon
- Wind
- Southwest 4 to 6, veering west 3 or 4.
- Sea state
- Moderate, occasionally rough at first in far northwest.
- Weather
- Rain.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- West or southwest 4 to 6, occasionally 7 at first.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor.
Bailey
- Wind
- Cyclonic 4 to 6, increasing 6 to gale 8 for a time.
- Sea state
- Moderate or rough, occasionally very rough later.
- Weather
- Rain or thundery showers.
- Visibility
- Moderate or good, occasionally poor.
Faeroes
- Wind
- Variable 4 or less, becoming cyclonic 6 to gale 8.
- Sea state
- Moderate or rough, occasionally very rough later.
- Weather
- Rain.
- Visibility
- Moderate or good, occasionally poor.
Southeast Iceland
- Wind
- Northeasterly 4 to 6, backing northerly 5 to 7.
- Sea state
- Moderate or rough, occasionally slight near icelandic coast.
- Weather
- Rain.
- Visibility
- Good, occasionally poor.
East Northern Section
- Wind
- Cyclonic 4 to 6, occasionally 7 in northeast.
- Sea state
- Moderate, occasionally slight in north and rough in east.
- Weather
- Occasional rain or showers, perhaps thundery at first.
- Visibility
- Moderate or good, occasionally poor.
West Northern Section
- Wind
- Northerly or northwesterly 3 to 5, but variable 2 to 4 in northwest and southwest.
- Sea state
- Slight or moderate.
- Weather
- Fog patches later in west, otherwise fair.
- Visibility
- Good, occasionally very poor later in west.
East Central Section
In northern half of area
- Wind
- Cyclonic 4 to 6, becoming northwesterly 3 to 5.
- Sea state
- Moderate, occasionally rough at first in far northeast.
- Weather
- Occasional rain or showers, fair later in west.
- Visibility
- Good, occasionally moderate.
In southern half of area
- Wind
- Westerly or southwesterly 2 to 4, becoming cyclonic 3 to 5 later in west.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain or showers, perhaps thundery.
- Visibility
- Moderate or good, occasionally poor.
West Central Section
In northern half of area
- Wind
- Northerly or northeasterly, but northwesterly in far northeast, 3 to 5, becoming variable 2 to 4 later.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair.
- Visibility
- Good.
In southern half of area
- Wind
- Cyclonic 4 to 6.
- Sea state
- Slight or moderate becoming moderate occasionally rough.
- Weather
- Occasional rain or showers, perhaps thundery at first.
- Visibility
- Moderate or good, occasionally poor.
Denmark Strait
- Wind
- Variable 4 or less, becoming northeasterly 4 to 6 in southeast.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair, but fog patches near greenland coast.
- Visibility
- Good, occasionally very poor near greenland coast.
North Iceland
- Wind
- Variable 4 or less in far northwest, otherwise cyclonic, mainly northerly or northeasterly, 4 to 6, occasionally 7 later in far southeast.
- Sea state
- Moderate or rough, but slight in northwest.
- Weather
- Fog banks in northwest, elsewhere rain or drizzle at times, fog patches in east.
- Visibility
- Poor or very poor in northwest, elsewhere moderate or good, occasionally poor, but very poor in east.
Norwegian Basin
- Wind
- Westerly or northwesterly 4 to 6, becoming variable 2 to 4, then cyclonic 4 to 6 later.
- Sea state
- Rough becoming moderate.
- Weather
- Occasional rain or showers, fog patches later in southeast.
- Visibility
- Moderate or good, occasionally poor, but very poor later in southeast.
Outlook for the following 24 hours
Gales expected in Faeroes.
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.