Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 997 west of Svalbard later Thursday moves east to become slow moving over Svalbard from Saturday while low 1002 north of Iceland moves east passing north of North Cape mid-Saturday. Low 1019 64N 040W deepens northeast through the Denmark straight before continuing east to the northern Norwegian Sea by late Saturday. High 1031 Fisher moves southeast into Europe as low 1013 Sole tracks south while pushing a weak trough southeast across the UK during Friday. This low will combine with low 1011 Azores, just west of Finisterre Friday night before becoming complex as it pushes towards the UK again Sunday. High 1031 53N 037W remains almost stationary through the period. Low 1003 34N 049W will slowly fill as it passes south of the Azores before moving towards the Canaries Sunday. Strong winds will briefly affect the far north and northeast at times, but no gales are expected during this period
Niton
Low 997 west of Svalbard later Thursday moves east to become slow moving over Svalbard from Saturday while low 1002 north of Iceland moves east passing north of North Cape mid-Saturday. Low 1019 64N 040W deepens northeast through the Denmark straight before continuing east to the northern Norwegian Sea by late Saturday. High 1031 Fisher moves southeast into Europe as low 1013 Sole tracks south while pushing a weak trough southeast across the UK during Friday. This low will combine with low 1011 Azores, just west of Finisterre Friday night before becoming complex as it pushes towards the UK again Sunday. High 1031 53N 037W remains almost stationary through the period. Low 1003 34N 049W will slowly fill as it passes south of the Azores before moving towards the Canaries Sunday. No strong winds or gales are expected during this period
Portpatrick
Low 997 west of Svalbard later Thursday moves east to become slow moving over Svalbard from Saturday while low 1002 north of Iceland moves east passing north of North Cape mid-Saturday. Low 1019 64N 040W deepens northeast through the Denmark straight before continuing east to the northern Norwegian Sea by late Saturday. High 1031 Fisher moves southeast into Europe as low 1013 Sole tracks south while pushing a weak trough southeast across the UK during Friday. This low will combine with low 1011 Azores, just west of Finisterre Friday night before becoming complex as it pushes towards the UK again Sunday. High 1031 53N 037W remains almost stationary through the period. Low 1003 34N 049W will slowly fill as it passes south of the Azores before moving towards the Canaries Sunday. Strong winds will affect the north at times, but no gales are expected during this period
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.
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