Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 988 expected late on Monday over German Bight, clearing to the east early on Tuesday. New low 979 expected late on Tuesday over Shannon, slow-moving through Wednesday and losing identity on Thursday. New low centre 982 expected late on Wednesday over Portland, moving across France on Thursday. High 1010 expected late on Wednesday over Fair Isle, moving south, expected late on Thursday over Tyne 1021. Gales are expected from late on Monday in Cromarty and Fair Isle, and from early on Tuesday in Viking, Forties, Forth and Dogger. Gales moderate from the north later Tuesday morning. Gales are expected from Wednesday afternoon in Humber, Thames and Dover, moderating on Thursday morning. Strong winds are expected in all areas from late on Monday, generally moderating on Tuesday afternoon, before strengthening again from the west on Wednesday. Widespread fog is not expected
Niton
Low 988 expected late on Monday over German Bight, clearing to the east early on Tuesday. New low 979 expected late on Tuesday over Shannon, slow-moving through Wednesday and losing identity on Thursday. New low centre 982 expected late on Wednesday over Portland, moving across France on Thursday. High 1010 expected late on Wednesday over Fair Isle, moving south, expected late on Thursday over Tyne 1021. Gales are expected for a time late on Monday in Portland, Plymouth, Biscay, Sole, Lundy, Fastnet and Irish Sea. Gales are also expected from Tuesday morning in Fitzroy, Sole and Shannon, and from late on Tuesday in Lundy, Fastnet and Irish Sea. These gales then expected from midday Wednesday in Biscay, and from Wednesday afternoon in Thames and Dover. Gales moderate on Thursday. Strong winds are generally expected throughout, though moderating for a time on Tuesday in most areas. Widespread fog is not expected
Portpatrick
Low 988 expected late on Monday over German Bight, clearing to the east early on Tuesday. New low 979 expected late on Tuesday over Shannon, slow-moving through Wednesday and losing identity on Thursday. New low centre 982 expected late on Wednesday over Portland, moving across France on Thursday. High 1010 expected late on Wednesday over Fair Isle, moving south, expected late on Thursday over Tyne 1021. Gales are expected from late on Monday in Lundy, Fastnet, Irish Sea, Fair Isle and Faeroes, moderating early on Tuesday. Gales are also expected from Tuesday morning in Shannon and Rockall, and from late on Tuesday in Lundy, Fastnet, Irish Sea and Malin. Gales moderate on Thursday. Gales are also expected through Wednesday and Thursday in SE Iceland. Strong winds are generally expected throughout, though moderating for a time on Tuesday in most areas. Widespread fog is not expected
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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