Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 977 expected over South East Iceland on Tuesday evening, moving northeast into the Norwegian Basin during Tuesday night. New low centre 1002 develops west of Sole on Tuesday night, but fills in situ on Wednesday. Another low 1006 develops over Hebrides midday Wednesday, moving north over Faeroes Wednesday night and then fills in the southern Norwegian basin on Thursday. New low 976 expected south of Iceland by midday on Thursday, moving northeast into southern Norwegian basin on Friday. Strong winds expected in the northern North Sea from Tuesday evening, with gales in Viking and North Utsire for a time on Tuesday night, before gales and strong winds ease for all by late Wednesday morning. Further strong winds and near gales expected to spread into all North Sea areas on Friday, with gales in Fair Isle for a time. Extensive sea fog possible at times in the North Sea during the forecast period
Niton
Low 977 expected over South East Iceland on Tuesday evening, moving northeast into the Norwegian Basin during Tuesday night. New low centre 1002 develops west of Sole on Tuesday night, but fills in situ on Wednesday. Another low 1006 develops over Hebrides midday Wednesday, moving north over Faeroes Wednesday night and then fills in the southern Norwegian basin on Thursday. New low 976 expected south of Iceland by midday on Thursday, moving northeast into southern Norwegian basin on Friday. Strong winds or near gales are possible at times during the forecast period, particularly in the north and west of the region. Gales also possible for a time in Sole briefly on Thursday evening. before easing overnight on Thursday. Extensive sea fog is possible at times across the region during the forecast period. Widespread thunderstorms are not expected to affect the area
Portpatrick
Low 977 expected over South East Iceland on Tuesday evening, moving northeast into the Norwegian Basin during Tuesday night. New low centre 1002 develops west of Sole on Tuesday night, but fills in situ on Wednesday. Another low 1006 develops over Hebrides midday Wednesday, moving north over Faeroes Wednesday night and then fills in the southern Norwegian basin on Thursday. New low 976 expected south of Iceland by midday on Thursday, moving northeast into southern Norwegian basin on Friday. Strong winds expected in northern sea areas from Tuesday evening, but easing for all on Wednesday morning. Further strong winds or near gales expected to spread in from the west from Wednesday evening onwards, affecting all sea areas, with gales in the far north at times during Friday. Extensive sea fog is possible at times across the region during the first half of the forecast 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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