High seas forecast and storm warnings
The general synopsis for UK
At 081200UTC, high 46 north 15 west 1023 expected 51 north 11 west 1020 by 091200UTC. New lows expected 49 north 30 west 1018 and 66 north 25 west 994 by same time. Low 63 north 36 west 992 losing its identity
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Variable 2 to 4, becoming northerly or northeasterly 3 to 5 in east.
- Sea state
- Slight or moderate.
- Weather
- Mainly fair.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- Southwesterly 3 or 4, occasionally 5 at first in northwest, becoming variable 3 or less later.
- Sea state
- Moderate.
- Weather
- Drizzle, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Rockall
- Wind
- Southerly or southwesterly 4 to 6, becoming variable 2 to 4 later.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle at times, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Bailey
- Wind
- Southerly or southwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle at times, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Faeroes
- Wind
- Southerly or southwesterly 4 to 6.
- Sea state
- Moderate or rough.
- Weather
- Rain or drizzle at times, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
Southeast Iceland
- Wind
- Cyclonic 3 to 5 becoming southwesterly 4 to 6.
- Sea state
- Moderate, becoming rough later.
- Weather
- Rain then showers, fog patches at first.
- Visibility
- Moderate to very poor, becoming good.
East Northern Section
In far northwest
- Wind
- Southeasterly becoming cyclonic, then westerly later, 3 or 4.
- Sea state
- Moderate.
- Weather
- Rain or showers.
- Visibility
- Moderate or good, occasionally poor at first.
In the rest of the area
- Wind
- Southerly or southwesterly 4 to 6, occasionally 7 in west.
- Sea state
- Moderate at first in far east, otherwise rough.
- Weather
- Rain at first in north and east, otherwise showers.
- Visibility
- Moderate or good, occasionally poor at first in north and east.
West Northern Section
In northern half of the area
- Wind
- Cyclonic becoming northwesterly 3 to 5, occasionally 6 at first in west, backing westerly or southwesterly 4 or 5 later.
- Sea state
- Moderate, occasionally rough at first in west.
- Weather
- Rain or showers, becoming fair later, fog patches for a time in far north.
- Visibility
- Moderate or good, occasionally very poor for a time in far north.
In southern half of the area
- Wind
- Westerly or southwesterly 5 or 6, backing southerly or southwesterly 4 or 5 later in west.
- Sea state
- Moderate or rough.
- Weather
- Showers, becoming fair later.
- Visibility
- Good occasionally moderate, and then perhaps poor later in far southwest.
East Central Section
- Wind
- Cyclonic, but mainly southerly or southwesterly at first, 3 to 5, occasionally 6 in north and in far south.
- Sea state
- Moderate or rough in north, moderate throughout in south.
- Weather
- Occasional rain or showers, perhaps thundery at first and south and east.
- Visibility
- Good, occasionally poor except in northwest.
West Central Section
In northern half of the area
- Wind
- Westerly backing southwesterly 4 or 5, occasionally 6 in far north.
- Sea state
- Rough until later in north and east, otherwise moderate.
- Weather
- Showers then fair, then rain, drizzle and fog patches later in far west.
- Visibility
- Good, occasionally moderate at first, then becoming moderate to very poor later in far west.
In southern half of the area
- Wind
- Cyclonic 3 to 5.
- Sea state
- Moderate.
- Weather
- Showers, mainly in east.
- Visibility
- Good, occasionally poor in east and moderate in west.
Denmark Strait
In area to the west of 32 west
- Wind
- Cyclonic mainly northeasterly 4 to 6, occasionally 7 at first, becoming variable 3 or less, then southwesterly 4 or 5 later.
- Sea state
- Moderate, occasionally slight later in far west.
- Weather
- Occasional rain at first, fog patches.
- Visibility
- Moderate or good, occasionally very poor.
In area to the east of 32 west
- Wind
- Variable mainly northeasterly 2 to 4, becoming cyclonic 3 to 5 later.
- Sea state
- Moderate, occasionally slight in east.
- Weather
- Rain or drizzle at times, fog banks, perhaps extensive fog for a time.
- Visibility
- Moderate to very poor, occasionally good in south.
North Iceland
- Wind
- Southeasterly at first in north, otherwise cyclonic, 3 to 5, occasionally 6 in south.
- Sea state
- Moderate, occasionally rough later in south.
- Weather
- Rain or drizzle and fog banks, but with extensive fog at times except in northeast, then showers later in south.
- Visibility
- Moderate to very poor, occasionally good at first in northeast, and then becoming good later in south.
Norwegian Basin
- Wind
- Southerly or southwesterly 3 to 5.
- Sea state
- Moderate, occasionally slight in far east.
- Weather
- Rain or drizzle at times, fog patches in west.
- Visibility
- Moderate or good, occasionally poor in east and very poor in west.
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.