The general synopsis for UK
At 300000UTC, low 47 north 18 west 983 expected 53 north 04 west 981 by 310000UTC. Low 52 north 12 west 972 expected 54 north 13 west 984 by same time. Low 53 north 20 west 973 losing its identity by that time. at 300000UTC low 42 north 53 west 980 expected 52 north 38 west 966 by 310000UTC. Low 54 north 41 west 977 expected 53 north 52 west 980 by same time.
Issued at: .
For the period to .
High seas forecast and storm warnings map
Sole
- High seas storm warning
-
Issued:
At 300000UTC, low 47 north 18 west 983 expected 53 north 04 west 981 by 310000UTC. Westerly winds will reach storm force 10 in the southeast corner of Sole, south of 48 north and east of 07 west, between 300900UTC and 301300UTC. Low 42 north 53 west 980 moving quickly northeast, expected 52 north 38 west 966 by same time. Westerly or southwesterly winds will reach storm force 10 or violent storm force 11 in southern semi circle, between 50 and 250 miles from the centre of the low in West Central Section from 301400UTC.
- Wind
- Cyclonic 7 to severe gale 9, occasionally storm 10 for a time at first.
- Sea state
- High.
- Weather
- Squally showers.
- Visibility
- Poor.
Shannon
- Wind
- In south, westerly veering northwesterly, 6 to gale 8. in north, cyclonic 4 to 6.
- Sea state
- In south, mainly high, occasionally very rough later in north. in north, very rough, occasionally high until later.
- Weather
- In south, squally showers. in north, showers.
- Visibility
- In south, good, occasionally poor. in north, good.
Rockall
- Wind
- In southwest, cyclonic 4 to 6. in northeast, mainly southeasterly 6 to gale 8, decreasing 4 to 6 later.
- Sea state
- In southwest, very rough, occasionally high until later. in northeast, very rough or high at first, otherwise rough or very rough.
- Weather
- Showers.
- Visibility
- Good.
Bailey
- Wind
- Mainly southeasterly 6 to gale 8, occasionally 5, decreasing 4 to 6 later.
- Sea state
- Rough or very rough.
- Weather
- Showers.
- Visibility
- Good.
Faeroes
- Wind
- Mainly southeasterly 5 to 7.
- Sea state
- Rough or very rough.
- Weather
- Squally showers.
- Visibility
- Good, occasionally poor.
Southeast Iceland
- Wind
- Mainly southeasterly 5 to 7, occasionally 4.
- Sea state
- Rough or very rough.
- Weather
- Squally showers.
- Visibility
- Good, occasionally poor.
East Northern Section
In north
- Wind
- Easterly or northeasterly 3 to 5, occasionally 6 at first.
- Sea state
- Rough or very rough, occasionally moderate near southwest Iceland.
- Weather
- Showers.
- Visibility
- Moderate or good.
In rest of area
- Wind
- Easterly or northeasterly 6 to gale 8, decreasing 4 to 6, occasionally 3 later.
- Sea state
- Very rough, occasionally high until later.
- Weather
- Occasional rain or squally showers.
- Visibility
- Moderate or good, occasionally poor.
West Northern Section
In north
- Wind
- Northeasterly 4 to 6, but 6 to gale 8 at first and later in far west.
- Sea state
- Rough or very rough, becoming mainly rough, occasionally moderate in far northwest.
- Weather
- Showers.
- Visibility
- Moderate or good.
In south
- Wind
- Cyclonic, 3 to 5, becoming variable 2 to 4, then cyclonic, mainly easterly 6 to gale 8 later.
- Sea state
- Very rough, occasionally rough later.
- Weather
- Occasional rain.
- Visibility
- Good, occasionally poor.
East Central Section
In far north
- Wind
- Cyclonic 4 to 6, occasionally 7 in west and 3 at first in east.
- Sea state
- Very rough, occasionally high until later.
- Weather
- Occasional rain or squally showers.
- Visibility
- Moderate or poor, occasionally good later.
In rest of area
- Wind
- Mainly westerly or northwesterly 7 to severe gale 9, occasionally 6 later, but becoming cyclonic 6 to gale 8 later in west.
- Sea state
- High or very high, becoming very rough or high later.
- Weather
- .
- Visibility
- Occasional rain or squally showers. Moderate or poor, occasionally good later.
West Central Section
- High seas storm warning
-
Issued:
At 300000UTC, low 47 north 18 west 983 expected 53 north 04 west 981 by 310000UTC. Westerly winds will reach storm force 10 in the southeast corner of Sole, south of 48 north and east of 07 west, between 300900UTC and 301300UTC. Low 42 north 53 west 980 moving quickly northeast, expected 52 north 38 west 966 by same time. Westerly or southwesterly winds will reach storm force 10 or violent storm force 11 in southern semi circle, between 50 and 250 miles from the centre of the low in West Central Section from 301400UTC.
In north at first
- Wind
- Cyclonic mainly westerly or northwesterly 3 to 5, elsewhere at first, westerly or northwesterly 6 to gale 8, occasionally severe gale 9 in southeast, becoming cyclonic 7 to severe gale 9, but storm 10 or violent storm 11 in west.
- Sea state
- Very rough or high, becoming high or very high later, except in far north.
- Weather
- Rain or squally, thundery showers.
- Visibility
- Moderate or poor, occasionally good at first.
Denmark Strait
- Wind
- Northeasterly 4 to 6, occasionally 7 for a time in north.
- Sea state
- Moderate or rough.
- Weather
- Occasional sleet or snow.
- Visibility
- Rain in east at times. Good, occasionally poor. Light or moderate icing near ice edge with temperatures of ms03 to ms06, and severe icing at times in north with temperatures ms07 to ms10.
North Iceland
In north
- Wind
- Cyclonic, 3 to 5, occasionally 2 at first, becoming mainly northerly or northwesterly 4 to 6, occasionally 7 for a time in northeast.
- Sea state
- Mainly moderate.
- Weather
- Occasional snow.
- Visibility
- Moderate to very poor, occasionally good later. Slight or moderate icing near ice edge in west with temperatures ms02 to ms04, and occasional severe icing for a time with temperatures ms07 to ms10.
- Wind
- Cyclonic, mainly southeasterly at first, 3 to 5, occasionally 6 in southeast and later in northwest.
- Sea state
- Moderate or rough.
- Weather
- Rain at times, but snow or sleet in north and west.
- Visibility
- Moderate or good, occasionally poor, but very poor at times in north and west. Slight or moderate icing near ice edge in northwest with temperatures ms03 to ms06.
Norwegian Basin
- Wind
- Cyclonic, mainly southeasterly, 4 to 6, but increasing 7 or gale 8 in far southwest and occasionally 7 in far northeast, decreasing 3 at times in southeast.
- Sea state
- Mainly moderate in east, but rough in west, occasionally very rough in far southwest.
- Weather
- Fair in east, occasional rain in west.
- Visibility
- Moderate or good, occasionally poor in west. Occasional light icing in far northeast.
Outlook for following 24 hours
Violent storms expected in West Central Section with a risk of severe gales in East Central Section. Gales are expected in Shannon, Sole, Rockall, Southeast Iceland, East Northern Section, West Northern Section 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.