The general synopsis for UK
At 140000UTC, low 57 north 35 west 965 expected 58 north 31 west 977 by 150000UTC. Low 61 north 01 east 986 expected 64 north 03 east 989 by same time. New lows expected 62 north 20 west 978 and 62 north 14 west 980 by that time. at 140000UTC, low 66 north 13 west 981 expected 67 north 15 west 987 by 150000UTC. Low 46 north 08 west losing its identity by same time.
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- Wind
- Southwesterly 5 to 7, occasionally gale 8, veering westerly or southwesterly 3 to 5 later.
- Sea state
- Rough or very rough, occasionally moderate at first in east.
- Weather
- Rain.
- Visibility
- Good, occasionally poor.
Shannon
- Wind
- South 6 to gale 8, veering southwest 4 to 6.
- Sea state
- Rough or very rough, becoming very rough or high.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
Rockall
- Wind
- South 6 to gale 8, veering southwest 4 to 6.
- Sea state
- Rough or very rough, becoming very rough or high.
- Weather
- Showers.
- Visibility
- Good, occasionally poor.
Bailey
- Wind
- Cyclonic 5 to 7, becoming southwest 3 to 5 except in north.
- Sea state
- Moderate or rough, becoming rough or very rough.
- Weather
- Rain or showers.
- Visibility
- Good, occasionally poor.
Faeroes
- Wind
- Cyclonic 3 to 5, increasing 5 to 7.
- Sea state
- Moderate or rough, occasionally very rough later.
- Weather
- Wintry showers or rain.
- Visibility
- Good, occasionally poor.
Southeast Iceland
- Wind
- Cyclonic 3 to 5, increasing 5 to 7, perhaps gale 8 later.
- Sea state
- Moderate or rough, occasionally very rough later.
- Weather
- Wintry showers or rain.
- Visibility
- Good, occasionally poor.
East Northern Section
In north of area
- Wind
- Easterly or southeasterly becoming cyclonic, 6 to gale 8, but decreasing 3 to 5 later in south.
- Sea state
- Rough or very rough, occasionally moderate at first in north, becoming very rough or high later.
- Weather
- Occasional rain or squally showers.
- Visibility
- Moderate or good, occasionally poor.
In south of area
- Wind
- Cyclonic becoming southwesterly 5 to 7, occasionally gale 8 in southwest, and 4 later, becoming variable 2 to 4 later in northwest.
- Sea state
- Rough or very rough, becoming very rough or high.
- Weather
- Squally wintry showers.
- Visibility
- Good, occasionally poor.
West Northern Section
- High seas storm warning
-
Issued:
At 140000UTC, low 57 north 35 west 965 expected 58 north 31 west 977 by 150000UTC. Westerly winds are expected to reach storm force 10 in West Central Section in area enclosed west of 35 west and between 52 and 53 north until 141100UTC.
In north of area
- Wind
- Cyclonic, mainly easterly or northeasterly, 6 to gale 8, occasionally severe gale 9 in west, backing northerly or northeasterly 5 to 7 later.
- Sea state
- Rough at first in north and later in northwest, otherwise very rough or high.
- Weather
- Occasional rain or showers, wintry and squally at times.
- Visibility
- Moderate or good, occasionally poor. Occasional light icing expected at first in far northwest near greenland.
In south of area
- Wind
- Cyclonic 5 to 7, but 7 or gale 8 at first in south, decreasing 3 to 5 at times later in east, but becoming mainly westerly or northwesterly 7 to severe gale 9, perhaps storm 10 for a time later in south and west.
- Sea state
- High or very high, becoming rough or very rough later.
- Weather
- Rain or squally showers, wintry at times.
- Visibility
- Moderate or poor, occasionally good.
East Central Section
- Wind
- Westerly or southwesterly 6 to gale 8, increasing severe gale 9 at times later in west, but occasionally 5 later in south.
- Sea state
- Rough at first in southeast, otherwise very rough or high, occasionally very high in far northwest.
- Weather
- Occasional rain at first in east, otherwise squally showers, perhaps thundery.
- Visibility
- Moderate or good occasionally poor.
West Central Section
- High seas storm warning
-
Issued:
At 140000UTC, low 57 north 35 west 965 expected 58 north 31 west 977 by 150000UTC. Westerly winds are expected to reach storm force 10 in West Central Section in area enclosed west of 35 west and between 52 and 53 north until 141100UTC.
- Wind
- Westerly or southwesterly, veering northwesterly later, 7 to severe gale 9, occasionally storm 10 at first in northwest, decreasing 6 at times in south.
- Sea state
- High, occasionally very high, becoming mainly high later.
- Weather
- Squally, wintry and thundery showers.
- Visibility
- Moderate or poor, occasionally good later.
Denmark Strait
- Wind
- Northerly or northeasterly, 6 to gale 8, occasionally severe gale 9 at first in northeast, but decreasing 3 to 5 later in west.
- Sea state
- Rough, occasionally moderate in west and very rough in east.
- Weather
- Snow showers, squally at times.
- Visibility
- Moderate or good, occasionally poor. Occasional light or moderate icing until later near the ice, with temperatures ms03 to ms05.
North Iceland
- Wind
- Variable 2 to 4, becoming cyclonic 5 to 7 later in far southeast, otherwise cyclonic 6 to gale 8, occasionally severe gale 9 at first in west.
- Sea state
- Decreasing 3 to 5 later in east.
- Weather
- Rough or very rough, becoming moderate or rough.
- Visibility
- Occasional rain in south, sleet and snow at times in north. Moderate or good, occasionally poor, but very poor at times in north. Light or moderate icing in north and west near ice edge, with temperatures ms03 to ms06, but occasionally severe icing expected at first close to the ice, with temperatures ms06 to ms09.
Norwegian Basin
- Wind
- Cyclonic, 5 to 7, occasionally gale 8 in east and 4 in west, becoming mainly southerly or southeasterly later 5 to 7, occasionally gale 8 in southeast.
- Sea state
- Moderate or rough, occasionally very rough at first.
- Weather
- Occasional rain or squally showers.
- Visibility
- Moderate or good, occasionally poor.
Outlook for following 24 hours
Storms expected in East Central Section with severe gales in West Northern Section and West Central Section. Gales expected in Sole, Shannon, Southeast Iceland, East Northern Section, Denmark Strait, north Iceland and Norwegian Basin.
Unscheduled storm warnings are broadcast via Safetynet and in bulletin WONT54 EGRR available via some internet and ftpmail outlets
The 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.