Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 998 expected by late on Wednesday over Hebrides, moving east and losing its identity by early on Thursday. Low 1001 expected by late Wednesday over Forties, moving east expected over the Baltic Sea by midday on Thursday, 996. Low 1000 expected by late on Wednesday over Biscay, moving northeast and losing its identity by early on Thursday. New low 939 expected by midday on Friday over Rockall, moving northeast expected by midday on Saturday over Faeroes, 952. Gales expected by midday on Friday in Viking, Forties, Cromarty, Forth, Tyne, Dogger and Fair Isle, moderating by late on Saturday in Tyne and Dogger. Gales expected by late on Friday in North Utsire and South Utsire. Gales expected by midday on Saturday in Fisher, German Bight and Humber, moderating by late on Saturday
Niton
Low 998 expected by late on Wednesday over Hebrides, moving east and losing its identity by early on Thursday. Low 1001 expected by late Wednesday over Forties, moving east expected over the Baltic Sea by midday on Thursday, 996. Low 1000 expected by late on Wednesday over Biscay, moving northeast and losing its identity by early on Thursday. New low 939 expected by midday on Friday over Rockall, moving northeast expected by midday on Saturday over Faeroes, 952. Storms expected from early on Friday until Friday evening in Shannon. Gales expected by early on Friday in Portland, Plymouth, Biscay, Lundy and Irish Sea, gradually moderating from the south by midday on Saturday. Gales expected by late on Thursday in Fitzroy and Fastnet, moderating by late on Friday but returning by late on Saturday in Fitzroy and moderating by early on Saturday in Fastnet. Gales expected by early on Thursday in Sole and Shannon, moderating for a time until evening
Portpatrick
Low 998 expected by late on Wednesday over Hebrides, moving east and losing its identity by early on Thursday. Low 1001 expected by late Wednesday over Forties, moving east expected over the Baltic Sea by midday on Thursday, 996. Low 1000 expected by late on Wednesday over Biscay, moving northeast and losing its identity by early on Thursday. New low 939 expected by midday on Friday over Rockall, moving northeast expected by midday on Saturday over Faeroes, 952. Storms expected from early on Friday until Friday evening in Shannon and Rockall. Storms expected from midday on Friday until the end of the day in Malin. Risk for storms during Friday evening in Hebrides. Gales gradually spreading in from the southwest for all areas from late on Thursday, persisting until the end of the period except for Lundy, Fastnet and Irish Sea which will moderate by midday on Saturday
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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