High seas forecast and storm warnings
The general synopsis for UK
At 041200UTC, low 65 north 01 east 1003 expected 68 north 00 east 999 by 051200UTC. New low expected 57 north 39 west 999 by same time. Low 69 north 17 west 1005 losing its identity by that time. at 041200UTC, high 49 north 11 west 1032 expected 49 north 08 west 1029 by 051200UTC
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Variable 2 to 4.
- Sea state
- Moderate, occasionally slight later.
- Weather
- Mainly fair.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- West or southwest 3 to 5, occasionally 6 at first.
- Sea state
- Mainly moderate.
- Weather
- Occasional drizzle.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- Westerly or southwesterly 4 to 6, occasionally 3 in north.
- Sea state
- Moderate, occasionally rough at first.
- Weather
- Rain, fog patches.
- Visibility
- Moderate to very poor.
Bailey
- Wind
- Northwest becoming cyclonic, 3 to 5.
- Sea state
- Moderate.
- Weather
- Showers then rain, fog patches developing.
- Visibility
- Moderate or good, occasionally very poor.
Faeroes
- Wind
- West or northwest, becoming cyclonic, 3 to 5, occasionally 6 at first.
- Sea state
- Moderate.
- Weather
- Showers.
- Visibility
- Good, occasionally moderate.
Southeast Iceland
- Wind
- Cyclonic 3 to 5.
- Sea state
- Moderate.
- Weather
- Fair.
- Visibility
- Good.
East Northern Section
In north
- Wind
- Westerly 4 or 5 at first in northeast, otherwise variable 2 to 4, becoming easterly or southeasterly 4 to 6, occasionally 7 later.
- Sea state
- Slight or moderate, occasionally rough later.
- Weather
- Mainly fair, then rain in south, fog patches later in far south.
- Visibility
- Good, becoming moderate or poor in south, occasionally very poor later in far south.
In south
- Wind
- Southerly or southwesterly 2 or 3 at first in northeast, otherwise cyclonic becoming southerly or southwesterly, 4 to 6.
- Sea state
- Moderate, becoming rough at times.
- Weather
- Mainly fair at first in far northeast, otherwise rain or drizzle at times with fog patches.
- Visibility
- Good at first in far northeast, otherwise moderate to very poor.
West Northern Section
In north
- Wind
- Variable 2 to 4, becoming easterly or northeasterly 4 to 6, increasing 7 at times later in southwest.
- Sea state
- Slight or moderate, occasionally rough later in southwest.
- Weather
- Mainly fair then rain at times, fog patches later in far southeast.
- Visibility
- Moderate or good, occasionally poor, but very poor later in far southeast.
In south
- Wind
- Cyclonic 3 to 5, increasing 6 at times in far southeast and far northwest.
- Sea state
- Moderate, becoming rough at times in far southeast and far northwest.
- Weather
- Rain at times, fog banks.
- Visibility
- Moderate to very poor, occasionally good.
East Central Section
In southeastern half of area
- Wind
- Variable 2 to 4.
- Sea state
- Moderate occasionally slight.
- Weather
- Occasional drizzle.
- Visibility
- Good, occasionally poor.
In northwestern half of area
- Wind
- Southwesterly 4 to 6.
- Sea state
- Moderate, occasionally rough in northwest.
- Weather
- Occasional rain or drizzle with fog patches.
- Visibility
- Moderate or good, occasionally very poor.
West Central Section
- Wind
- Variable 2 to 4 in far southeast, otherwise southwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle at times with fog patches, then fog banks in northwest.
- Visibility
- Moderate to very poor in northwest, but in southeast, moderate or good, occasionally very poor.
Denmark Strait
- Wind
- Northerly or northwesterly 4 or 5 at first in far east, otherwise variable 2 to 4, becoming easterly or northeasterly 3 to 5 in south.
- Sea state
- Slight occasionally moderate.
- Weather
- Rain or freezing rain at first in far north and occasional rain in far southwest, fog patches near greenland.
- Visibility
- Moderate or good, occasionally very poor near greenland.
North Iceland
In north
- Wind
- Northerly or northeasterly, veering southerly in northwest, 3 to 5.
- Sea state
- Slight or moderate.
- Weather
- Occasional rain then drizzle, fog patches in east and fog banks in west.
- Visibility
- Moderate to very poor, occasionally good in east.
In south
- Wind
- Cyclonic becoming northerly or northwesterly 4 to 6, occasionally 7 later in far east, becoming variable 2 to 4 later in west.
- Sea state
- Slight or moderate occasionally rough.
- Weather
- Showers at first, then occasional rain in far east, fog patches later in north.
- Visibility
- Moderate or good, occasionally poor, but very poor later in north.
Norwegian Basin
- Wind
- Cyclonic becoming westerly or southwesterly, 4 to 6, increasing 7 at times mainly in north.
- Sea state
- Moderate or rough.
- Weather
- Occasional rain or showers, squally at times.
- Visibility
- Good, occasionally poor.
Outlook for the following 24 hours
Risk of gales in East Northern Section and Norwegian Basin.
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.