Coast and sea

High seas forecast and storm warnings

The general synopsis for UK

At 021200UTC low 61 north 39 west 975 expected 60 north 38 west by 031200UTC. Low 63 north 29 west losing its identity by same time. Low 44 north 45 west 987 expected 61 north 30 west by that time. at 021200UTC high 71 north 25 west 1022 slow moving with little change by 031200UTC.

Issued at: .

For the period to .

High seas forecast and storm warnings map

Sole

Wind
Southerly or southwesterly 5 or 6.
Sea state
Moderate or rough.
Weather
Occasional rain.
Visibility
Moderate or good.

Shannon

Wind
Southwest 5 to 7.
Sea state
Rough or very rough.
Weather
Occasional rain.
Visibility
Moderate or good.

Rockall

Wind
West or southwest, backing south, 6 to gale 8, occasionally severe gale 9 at first.
Sea state
Rough or very rough, becoming high for a time.
Weather
Occasional rain.
Visibility
Moderate or good.

Bailey

Wind
West backing south or southwest 6 to gale 8, occasionally severe gale 9 at first.
Sea state
Rough or very rough, becoming high for a time.
Weather
Occasional rain.
Visibility
Moderate or good.

Faeroes

Wind
Cyclonic becoming westerly or northwesterly 7 to severe gale 9, backing southerly or southeasterly 6 to gale 8 later.
Sea state
Rough or very rough, becoming high for a time.
Weather
Occasional rain.
Visibility
Moderate or poor.

Southeast Iceland

Wind
Cyclonic becoming westerly or northwesterly 7 to severe gale 9, backing southerly or southeasterly 6 to gale 8 later.
Sea state
Rough or very rough, becoming high for a time.
Weather
Occasional rain.
Visibility
Moderate or poor.

East Northern Section

High seas storm warning
Issued:

At 021200UTC low 61 north 39 west 975 expected 60 north 38 west by 031200UTC. Storm force 10 to hurricane force 12 northeasterly winds expected in Denmark Strait and the northwest of West Northern Section. Storm force easterly winds expected in the south of north Iceland until 03/0600UTC. Low 44 north 45 west 987 expected 61 north 30 west by that time. Storm force 10 or violent storm force 11 southerly winds expected in East Northern Section, the west of East Central Section, West Central Section and the south of West Northern Section. Storm force westerly winds expected in southwest West Northern Section and northwest West Central Section by 030600 UTC.

In north

Wind
Southwesterly gale 8 or severe gale 9 backing southerly or southeasterly severe gale 9 to violent storm 11.
Sea state
Very rough or high, occasionally very high later.
Weather
Snow showers at first, sleet or snow later.
Visibility
Good, occasionally very poor, becoming poor or very poor.

In south

Wind
Westerly or southwesterly 6 to gale 8 becoming cyclonic severe gale 9 to violent storm 11 then southwesterly gale 8 to storm 10.
Sea state
Very rough or high, becoming very high for a time.
Weather
Snow showers at first, sleet or snow later.
Visibility
Good, occasionally very poor, becoming poor or very poor.

West Northern Section

High seas storm warning
Issued:

At 021200UTC low 61 north 39 west 975 expected 60 north 38 west by 031200UTC. Storm force 10 to hurricane force 12 northeasterly winds expected in Denmark Strait and the northwest of West Northern Section. Storm force easterly winds expected in the south of north Iceland until 03/0600UTC. Low 44 north 45 west 987 expected 61 north 30 west by that time. Storm force 10 or violent storm force 11 southerly winds expected in East Northern Section, the west of East Central Section, West Central Section and the south of West Northern Section. Storm force westerly winds expected in southwest West Northern Section and northwest West Central Section by 030600 UTC.

In northeast

Wind
Cyclonic gale 8 to storm 10 becoming southerly or southeasterly 5 to 7 then cyclonic severe gale 9 to violent storm 11.
Sea state
Very rough or high becoming very high later.
Weather
Snow showers at first, sleet or snow later.
Visibility
Good, occasionally very poor, becoming poor or very poor.

In southeast

Wind
Southwesterly 6 to gale 8 becoming cyclonic severe gale 9 to violent storm 11, then westerly or southwesterly gale 8 to storm 10.
Sea state
Very rough or high, becoming very high for a time.
Weather
Sleet or snow at first, snow showers later.
Visibility
Poor or very poor becoming good, occasionally very poor.

In southwest

Wind
Westerly or southwesterly 5 to 7 becoming cyclonic severe gale 9 to violent storm 11, becoming westerly or southwesterly later.
Sea state
Very rough or high, becoming very high for a time.
Weather
Sleet or snow at first, snow showers later.
Visibility
Poor or very poor becoming good, occasionally very poor. Midday icing, with temperatures ms03 to ms06.

In northwest

Wind
Northeasterly storm 10 to hurricane force 12, becoming cyclonic later.
Sea state
Very rough or high, occasionally very high later.
Weather
Snow showers at first, sleet or snow later.
Visibility
Good, occasionally very poor, becoming poor or very poor. Severe icing, with temperatures ms06 to ms10.

East Central Section

High seas storm warning
Issued:

At 021200UTC low 61 north 39 west 975 expected 60 north 38 west by 031200UTC. Storm force 10 to hurricane force 12 northeasterly winds expected in Denmark Strait and the northwest of West Northern Section. Storm force easterly winds expected in the south of north Iceland until 03/0600UTC. Low 44 north 45 west 987 expected 61 north 30 west by that time. Storm force 10 or violent storm force 11 southerly winds expected in East Northern Section, the west of East Central Section, West Central Section and the south of West Northern Section. Storm force westerly winds expected in southwest West Northern Section and northwest West Central Section by 030600 UTC.

In east

Wind
Southerly or southwesterly 7 to severe gale 9, increasing storm 10 for a time.
Sea state
Rough or very rough, occasionally high later.
Weather
Rain then wintry showers.
Visibility
Moderate or good, occasionally poor later.

In west

Wind
Southerly 6 to gale 8 increasing severe gale 9 to violent storm 11, veering westerly or northwesterly 6 to gale 8 later.
Sea state
Rough or very rough, occasionally high later.
Weather
Rain or sleet then wintry showers.
Visibility
Moderate or poor becoming good, occasionally poor.

West Central Section

High seas storm warning
Issued:

At 021200UTC low 61 north 39 west 975 expected 60 north 38 west by 031200UTC. Storm force 10 to hurricane force 12 northeasterly winds expected in Denmark Strait and the northwest of West Northern Section. Storm force easterly winds expected in the south of north Iceland until 03/0600UTC. Low 44 north 45 west 987 expected 61 north 30 west by that time. Storm force 10 or violent storm force 11 southerly winds expected in East Northern Section, the west of East Central Section, West Central Section and the south of West Northern Section. Storm force westerly winds expected in southwest West Northern Section and northwest West Central Section by 030600 UTC.

In north

Wind
Cyclonic severe gale 9 to violent storm 11 becoming westerly gale 8 to storm 10.
Sea state
Very rough or high, occasionally rough at first.
Weather
Rain or sleet then wintry showers.
Visibility
Moderate or poor becoming good, occasionally poor. Moderate icing, with temperatures ms03 to ms05.

In south

Wind
Cyclonic severe gale 9 to violent storm 11 becoming westerly or northwesterly 6 to gale 8.
Sea state
Very rough or high, occasionally rough later.
Weather
Rain or sleet then wintry showers.
Visibility
Moderate or poor becoming good, occasionally poor.

Denmark Strait

High seas storm warning
Issued:

At 021200UTC low 61 north 39 west 975 expected 60 north 38 west by 031200UTC. Storm force 10 to hurricane force 12 northeasterly winds expected in Denmark Strait and the northwest of West Northern Section. Storm force easterly winds expected in the south of north Iceland until 03/0600UTC. Low 44 north 45 west 987 expected 61 north 30 west by that time. Storm force 10 or violent storm force 11 southerly winds expected in East Northern Section, the west of East Central Section, West Central Section and the south of West Northern Section. Storm force westerly winds expected in southwest West Northern Section and northwest West Central Section by 030600 UTC.

Wind
Northeasterly storm 10 to hurricane force 12.
Sea state
Very rough or high, occasionally very high later in south.
Weather
Snow showers, then sleet or snow later in south.
Visibility
Good occasionally very poor, becoming poor or very poor later in south. Severe icing, with temperatures ms06 to ms10.

North Iceland

High seas storm warning
Issued:

At 021200UTC low 61 north 39 west 975 expected 60 north 38 west by 031200UTC. Storm force 10 to hurricane force 12 northeasterly winds expected in Denmark Strait and the northwest of West Northern Section. Storm force easterly winds expected in the south of north Iceland until 03/0600UTC. Low 44 north 45 west 987 expected 61 north 30 west by that time. Storm force 10 or violent storm force 11 southerly winds expected in East Northern Section, the west of East Central Section, West Central Section and the south of West Northern Section. Storm force westerly winds expected in southwest West Northern Section and northwest West Central Section by 030600 UTC.

In north

Wind
Northerly or northwesterly 4 or 5 veering easterly or northeasterly 6 to gale 8, moderate or rough, becoming very rough for a time.
Sea state
Snow showers.
Weather
Good, occasionally very poor.

In south

Wind
Easterly gale 8 to storm 10 veering southeasterly 7 to severe gale 9.
Sea state
Rough or very rough.
Weather
Snow showers at first, sleet or snow later.
Visibility
Good, occasionally very poor at first, becoming poor or very poor later.

Norwegian Basin

In north

Wind
Southeasterly 4 or 5 backing northeasterly 5 to 7, veering southerly or southeasterly later.
Sea state
Rough or very rough, occasionally moderate at first in east.
Weather
Rain or sleet at times.
Visibility
Moderate or good, occasionally poor.

In south

Wind
Southeasterly becoming cyclonic 7 to severe gale 9, becoming northerly or northeasterly 5 to 7 then veering southerly or southeasterly later.
Sea state
Rough or very rough.
Weather
Rain or sleet at times.
Visibility
Moderate or good, occasionally poor.

Outlook for following 24 hours

Storms or violent storms, occasionally hurricane force winds at first, expected in Denmark Strait and the northwest of West Northern Section. Storms or violent storms expected in the east of West Northern Section, and East Northern Section, severe gales or storms expected in the north of East Central Section and the north of West Central Section. Gales or severe gales expected in north Iceland. Gales expected in Norwegian Basin, Rockall, Bailey, Hebrides, Faeroes and Southeast Iceland.

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.