High seas forecast and storm warnings
The general synopsis for UK
At 161200UTC, developing low moving steadily northeast expected 55 north 37 west 983 by 171200UTC. New low expected 59 north 03 west 1000 by same time. Low 61 north 33 west 991 losing its identity. at 161200UTC, high 71 north 03 west 1012 expected 70 north 10 west 1015 by 171200UTC
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Northwest backing west 4 or 5.
- Sea state
- Moderate or rough.
- Weather
- Showers later.
- Visibility
- Good.
Shannon
- Wind
- West 5 to 7.
- Sea state
- Rough or very rough.
- Weather
- Showers, thundery later.
- Visibility
- Good, occasionally moderate.
Rockall
- Wind
- West 4 to 6, veering northwest 3 or 4 later.
- Sea state
- Rough or very rough.
- Weather
- Showers, thundery later.
- Visibility
- Good, occasionally moderate.
Bailey
- Wind
- Cyclonic 3 to 5, occasionally 6 at first.
- Sea state
- Rough.
- Weather
- Rain or showers.
- Visibility
- Moderate or good.
Faeroes
- Wind
- East or northeast 3 to 5, becoming variable 2 to 4.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good.
Southeast Iceland
- Wind
- Southeasterly backing northeasterly, 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate.
East Northern Section
In north
- Wind
- Variable 2 to 4 at first in southwest, otherwise easterly or southeasterly 4 to 6, occasionally 7 at first near iceland.
- Sea state
- Rough, occasionally moderate later.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally moderate.
In south
- Wind
- Westerly or northwesterly 4 to 6, becoming variable 2 to 4, then southeasterly 5 to 7 later in west.
- Sea state
- Rough, occasionally very rough at first.
- Weather
- Showers, thundery at first, rain later in southwest.
- Visibility
- Good, occasionally poor.
West Northern Section
In far northwest
- Wind
- Northeasterly 5 to 7.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Moderate or poor.
In south
- Wind
- Westerly 5 or 6, becoming cyclonic 3 to 5, then increasing 6 to gale 8 later.
- Sea state
- Moderate or rough, occasionally very rough later in southwest.
- Weather
- Showers, rain later.
- Visibility
- Good, becoming moderate or poor later.
In rest of area
- Wind
- Cyclonic, becoming easterly or southeasterly later, 3 to 5.
- Sea state
- Moderate or rough.
- Weather
- Showers.
- Visibility
- Good.
East Central Section
In north
- Wind
- Westerly 5 to 7, backing southwesterly 4 to 6, then backing southerly later.
- Sea state
- Rough or very rough.
- Weather
- Showers, thundery at first in north, rain later.
- Visibility
- Moderate or good, occasionally poor later.
In south
- Wind
- Westerly 3 or 4, backing southerly or southwesterly 4 to 6, occasionally 7 later in west.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle later.
- Visibility
- Good, occasionally poor later.
West Central Section
In north
- Wind
- Southerly or southeasterly 4 to 6, becoming cyclonic 5 to 7.
- Sea state
- Rough, occasionally moderate at first.
- Weather
- Rain at times, with fog patches.
- Visibility
- Moderate or poor, occasionally very poor.
In south
- Wind
- Southerly 4 to 6, veering westerly or southwesterly 6 to gale 8, occasionally severe gale 9 later in southwest.
- Sea state
- Rough, becoming very rough or high later in south and west.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor.
Denmark Strait
- Wind
- Easterly or northeasterly 4 to 6, occasionally 7 in west.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain and fog patches, but occasional sleet or snow near ice edge.
- Visibility
- Moderate or good, occasionally very poor.
North Iceland
In north
- Wind
- Variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair.
- Visibility
- Moderate or good.
In south
- Wind
- Easterly or northeasterly 3 to 5, occasionally 6 at first in west.
- Sea state
- Moderate, occasionally rough in south.
- Weather
- Occasional rain in southeast.
- Visibility
- Good, occasionally poor in southeast.
Norwegian Basin
- Wind
- Cyclonic 3 to 5.
- Sea state
- Moderate, occasionally rough later in west.
- Weather
- Occasional rain.
- Visibility
- Moderate or good, occasionally poor in north.
Outlook for the following 24 hours
Gales expected in all northern and central sections, and possibly later in Rockall. Severe gales also likely in West Central 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.