Coast and sea

High seas forecast and storm warnings

The general synopsis for UK

At 300000UTC, low 60 north 12 west 1004 losing its identity by 010000UTC. New low expected 59 north 21 west 1002 by same time. Low 60 north 35 west 1006 losing its identity by that time. at 300000UTC, high 41 north 41 west 1035 expected 41 north 37 west 1031 by 010000UTC. New highs expected 53 north 41 west 1025 and 43 north 04 west 1021 by same time.

Issued at: 08:00 (UTC) on Thu 30 Jun 2022.

For the period 08:00 (UTC) on Thu 30 Jun 2022 to 08:00 (UTC) on Fri 1 Jul 2022.

High seas forecast and storm warnings map

High seas forecast and storm warnings explained

Sole

Wind: Northwesterly backing westerly or southwesterly, 3 or 4, occasionally 5 later in west.
Sea state: Rough, becoming moderate.
Weather: Showers.
Visibility: Good.

Shannon

Wind: West or northwest, backing south or southwest later, 3 to 5.
Sea state: Moderate.
Weather: Showers, rain later.
Visibility: Good, occasionally moderate.

Rockall

Wind: West or northwest, backing south or southwest later, 3 to 5.
Sea state: Moderate.
Weather: Showers, rain later.
Visibility: Good, occasionally moderate.

Bailey

Wind: Cyclonic, becoming southwest later, 3 to 5.
Sea state: Moderate.
Weather: Rain at times, fog patches.
Visibility: Moderate or good, occasionally very poor.

Faeroes

Wind: South or southeast 3 to 5.
Sea state: Slight or moderate.
Weather: Occasional rain, fog patches.
Visibility: Moderate or good, occasionally very poor.

Southeast Iceland

Wind: Easterly or southeasterly, 2 to 4.
Sea state: Slight or moderate.
Weather: Occasional rain or drizzle, fog patches.
Visibility: Moderate, occasionally very poor.

East Northern Section

Wind: Northwesterly 3 to 5, becoming variable 2 to 4 for a time.
Sea state: Slight or moderate.
Weather: Occasional rain or drizzle.
Visibility: Moderate or good, occasionally poor.

Wind: Westerly or northwesterly, becoming cyclonic, 3 to 5, increasing 6 at times later in southwest.
Sea state: Moderate, becoming rough later in west.
Weather: Occasional rain or showers.
Visibility: Moderate or good, occasionally poor.

West Northern Section

Wind: Cyclonic becoming northwest, then backing southwest later, 3 to 5.
Sea state: Slight or moderate.
Weather: Occasional rain at first, fog patches in far northwest.
Visibility: Moderate or good, occasionally very poor in far northwest.

Wind: Westerly or northwesterly 5 to 7.
Sea state: Moderate or rough.
Weather: Occasional rain at first.
Visibility: Moderate or good, occasionally poor at first in east.

East Central Section

Wind: Variable 3 or less at first in central areas, otherwise westerly or northwesterly, 3 to 5, occasionally 6 later in north.
Sea state: Moderate, occasionally rough at first in southeast and later in northwest.
Weather: Rain at times, fog patches in west.
Visibility: Moderate or good, occasionally very poor in west.

West Central Section

Wind: Westerly or northwesterly 3 to 5, increasing 6 at times in northeast, then becoming variable 3 or less later in northwest.
Sea state: Moderate, occasionally rough later in far northeast.
Weather: Fog banks and occasional rain or drizzle.
Visibility: Moderate to poor, occasionally very poor.

Denmark Strait

Wind: Northerly or northeasterly 3 to 5, but variable 3 or less in far southwest and far north.
Sea state: Slight, occasionally moderate at first in south.
Weather: Occasional rain and fog patches.
Visibility: Moderate or good, occasionally very poor.

North Iceland

Wind: Southerly or southeasterly 3 to 5.
Sea state: Slight or moderate.
Weather: Extensive fog and occasional drizzle.
Visibility: Poor or very poor, occasionally moderate.

Wind: Variable 3 or less in west, otherwise easterly or southeasterly 3 to 5.
Sea state: Moderate, occasionally slight in west.
Weather: Fog banks and occasional rain.
Visibility: Moderate to very poor, occasionally good.

Norwegian Basin

Wind: Southeasterly 3 to 5.
Sea state: Moderate.
Weather: Occasional rain, fog patches becoming fog banks later.
Visibility: Moderate or good, occasionally very poor.

Wind: Easterly or northeasterly 3 to 5, becoming variable 3 or less for a time.
Sea state: Slight or moderate.
Weather: Drizzle and fog banks developing later.
Visibility: Moderate or good, occasionally very poor later.

Outlook for 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

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.