Coast and sea

Extended outlook

Issued at: .

For the period to .

Extended outlook map

Cullercoats

Low 1008 North Channel Sunday evening will track north and fill Monday. Low 1003 south of Iceland remains slow moving as it fills Monday. Low 1000 West Central Section Sunday evening deepens northeast, 994 west of Rockall Monday night, continuing north into Faroes by Wednesday evening. Further low 1005 West Central Section midday Tuesday tracks northeast while deepening, 997 Malin Wednesday evening. Azores high extends a ridge to Biscay Sunday evening and France during Monday when extending a transient ridge north over the UK. This ridge continues extending east through Germany Tuesday, extending a brief and weak ridge over the southern UK Wednesday morning before declining over Biscay and France Wednesday afternoon. No gales are expected throughout this period. Strong winds briefly affect western parts of Fair Isle Sunday night and Forties, Forth, Tyne, Dogger and Humber Tuesday

Niton

Low 1008 North Channel Sunday evening will track north and fill Monday. Low 1003 south of Iceland remains slow moving as it fills Monday. Low 1000 West Central Section Sunday evening deepens northeast, 994 west of Rockall Monday night, continuing north into Faroes by Wednesday evening. Further low 1005 West Central Section midday Tuesday tracks northeast while deepening, 997 Malin Wednesday evening. Azores high extends a ridge to Biscay Sunday evening and France during Monday when extending a transient ridge north over the UK. This ridge continues extending east through Germany Tuesday, extending a brief and weak ridge over the southern UK Wednesday morning before declining over Biscay and France Wednesday afternoon. No gales are expected throughout this period. Strong winds briefly affect Fastnet Sunday night with strong to near gale force winds spreading east over Celtic Sea and northern Fitzroy Monday, Portland and Plymouth Tuesday, decreasing from the south later. Further strong winds Celtic Sea, Northern Fitzroy late Wednesday

Portpatrick

Low 1008 North Channel Sunday evening will track north and fill Monday. Low 1003 south of Iceland remains slow moving as it fills Monday. Low 1000 West Central Section Sunday evening deepens northeast, 994 west of Rockall Monday night, continuing north into Faroes by Wednesday evening. Further low 1005 West Central Section midday Tuesday tracks northeast while deepening, 997 Malin Wednesday evening. Azores high extends a ridge to Biscay Sunday evening and France during Monday when extending a transient ridge north over the UK. This ridge continues extending east through Germany Tuesday, extending a brief and weak ridge over the southern UK Wednesday morning before declining over Biscay and France Wednesday afternoon. No gales are expected throughout this period. Strong winds briefly affect Fastnet and Fair Isle Sunday night. Strong to near gale force winds spread east over the Celtic Sea, Rockall and Malin Monday, decreasing through Tuesday. Further strong winds Celtic Sea and Rockall late 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.

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