Coast and sea

Extended outlook

Issued at: .

For the period to .

Extended outlook map

Cullercoats

Low 1006 in Norwegian Basin Sunday, continues away northeast. Area of high pressure 1027 over Poland extends ridge northwest Sunday, declining Monday. Atlantic low 967 expected 300 nautical miles west of Rockall Sunday, becoming complex on Monday with primary centre 972, 100 nautical miles west of Bailey and secondary centre 987, 200 nautical miles north of Faeroes, and extends troughs across the UK and surrounding waters. Complex low slowly tracks northeast towards the Norwegian Basin on Tuesday. New low centre 986 expected west of Fitzroy by midday Tuesday, moving swiftly northeast towards the British Isles as it deepens, passing over northwest Scotland Wednesday. Gales expected for a time across Forties, Cromarty, Forth, Tyne and Dogger on Sunday evening, as well Viking, North Utsire and Fair Isle from early hours of Monday, easing for all by midday Monday. Widespread gales also expected across the north and east North Sea during Wednesday associated with deep low pressure

Niton

Low 1006 in Norwegian Basin Sunday, continues away northeast. Area of high pressure 1027 over Poland extends ridge northwest Sunday, declining Monday. Atlantic low 967 expected 300 nautical miles west of Rockall Sunday, becoming complex on Monday with primary centre 972, 100 nautical miles west of Bailey and secondary centre 987, 200 nautical miles north of Faeroes, and extends troughs across the UK and surrounding waters. Complex low slowly tracks northeast towards the Norwegian Basin on Tuesday. New low centre 986 expected west of Fitzroy midday Tuesday, moving swiftly northeast towards the British Isles as it deepens, passing over northwest Scotland Wednesday. Gales expected in Shannon from Sunday evening until Monday morning. Gales and occasionally storm force winds also expected in Fitzroy, Sole, Fastnet and Shannon during Tuesday afternoon, associated with the deep low. Risk of gales and storm force winds moves into Irish Sea and northern Shannon overnight Tuesday and during Wednesday

Portpatrick

Low 1006 in Norwegian Basin Sunday, continues away northeast. Area of high pressure 1027 over Poland extends ridge northwest Sunday, declining Monday. Atlantic low 967 expected 300 nautical miles west of Rockall Sunday, becoming complex on Monday with primary centre 972, 100 nautical miles west of Bailey and secondary centre 987, 200 nautical miles north of Faeroes, and extends troughs across the UK and surrounding waters. Complex low slowly tracks northeast towards the Norwegian Basin on Tuesday. New low centre 986 expected west of Fitzroy midday Tuesday, moving swiftly northeast towards the British Isles as it deepens, passing over northwest Scotland Wednesday. Gales expected in Shannon Sunday evening until Monday morning, and then in Rockall and Fair Isle for a time on Monday. Gales and occasionally storm force winds then expected in Shannon during Tuesday afternoon, associated with the deep low. Risk moves into Irish Sea, northern Shannon, Rockall, Malin and Hebrides overnight, continuing into Wednesday

The extended outlook information

The extended outlooks are issued once a day, at 2300 GMT and cover the next 3 to 5 days.

For the extended outlooks the waters surrounding the British Isles are divided into three areas: Cullercoats, Portpatrick and Niton. These three areas reflect the coverage areas of the UK's Navtex transmitters, which overlap in some areas.

The extended outlook forecast contains details of the likelihood of gales or storms, a general synopsis and a general forecast for the area of coverage of each Navtex transmitter.

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.