High seas forecast and storm warnings
The general synopsis for UK
At 020000UTC, low 67 north 01 east 999 expected 66 north 02 east 1003 by 030000UTC. Low 47 north 20 west 1006 expected 50 north 17 west 1003 by same time. High 57 north 30 west 1025 expected 55 north 37 west 1026 by that time
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southeasterly 4 to 6, veering southerly 3 to 5.
- Sea state
- Moderate or rough in west, slight or moderate in east.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- Easterly or southeasterly 5 to 7, veering southerly 3 to 5 later in south.
- Sea state
- Moderate or rough.
- Weather
- Rain at times.
- Visibility
- Moderate or good, occasionally poor.
Rockall
- Wind
- In south, easterly 5 to 7. in north, variable 2 to 4, becoming northeasterly 3 to 5 later.
- Sea state
- Moderate, occasionally rough in south.
- Weather
- In south, rain at times. in north, showers.
- Visibility
- Good, occasionally poor in south.
Bailey
- Wind
- Variable 2 to 4, becoming northeast 3 to 5 later.
- Sea state
- Moderate.
- Weather
- Showers.
- Visibility
- Good.
Faeroes
- Wind
- Northwest 4 to 6, becoming variable 2 to 4 later.
- Sea state
- Moderate, occasionally rough in north.
- Weather
- Showers.
- Visibility
- Good.
Southeast Iceland
- Wind
- Northerly 4 to 6, but variable 2 to 4 in west.
- Sea state
- Moderate or rough in east, slight or moderate in west.
- Weather
- Showers in east.
- Visibility
- Good.
East Northern Section
- Wind
- Northerly or northwesterly 3 to 5, but variable 2 to 4 in far northeast.
- Sea state
- Moderate, occasionally slight in northwest.
- Weather
- Showers.
- Visibility
- Good.
West Northern Section
In north
- Wind
- Variable 2 to 4, becoming westerly or southwesterly 3 to 5.
- Sea state
- Slight or moderate.
- Weather
- Occasional drizzle, fog patches in far northwest.
- Visibility
- Moderate or good, occasionally very poor in far northwest.
In south
- Wind
- Variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair.
- Visibility
- Good.
East Central Section
In northwest
- Wind
- Northerly or northeasterly 5 to 7, occasionally gale 8 in northeast.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor in northeast.
In southeast
- Wind
- Cyclonic 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor in northeast.
West Central Section
In far northwest
- Wind
- Variable 2 to 4.
- Sea state
- Moderate.
- Weather
- Fair.
- Visibility
- Good.
In rest of area
- Wind
- Easterly or northeasterly 4 or 5, occasionally 6 in southeast.
- Sea state
- Moderate, occasionally rough at first in southeast.
- Weather
- Showers at first in southeast.
- Visibility
- Good.
Denmark Strait
- Wind
- Variable 2 to 4.
- Sea state
- Slight or moderate.
- Weather
- Fog banks.
- Visibility
- Moderate or good, occasionally very poor.
North Iceland
In northwest
- Wind
- Northerly or northeasterly 3 to 5, becoming variable 2 to 4.
- Sea state
- Moderate.
- Weather
- Fog patches later.
- Visibility
- Moderate or good, occasionally very poor later.
In southeast
- Wind
- Northerly or northwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain.
- Visibility
- Moderate or good.
Norwegian Basin
- Wind
- Westerly or southwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally poor.
Outlook for the following 24 hours
No gales expected.
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.