Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 988 over Cromarty Tuesday evening moves east to South Utsire 986 by midnight then on to the Baltic Sea on Wednesday. High 1030 over Trafalgar, Biscay and the continent Tuesday evening moves southeast through Wednesday and Thursday. New low 1001 southeast of Ireland Tuesday evening deepens and moves northeast over Ireland 991 by midday Wednesday then into the southern North Sea 983 by midnight, before tracking over Denmark on Thursday. New high 1035 develops over the Atlantic later Thursday, extending a ridge over the southern UK Friday. Gales are expected Tuesday evening and overnight into Wednesday, clearing east during the morning. Further gales or severe gales expected Wednesday afternoon across the south of the region, continuing into Thursday morning. Occasional gales in the north on Friday, transferring south by evening. Extensive fog possible through the central North Sea Wednesday afternoon and evening
Niton
Low 988 over Cromarty Tuesday evening moves east to South Utsire 986 by midnight then on to the Baltic Sea on Wednesday. High 1030 over Trafalgar, Biscay and the continent Tuesday evening moves southeast through Wednesday and Thursday. New low 1001 southeast of Ireland Tuesday evening deepens and moves northeast over Ireland 991 by midday Wednesday then into the southern North Sea 983 by midnight, before tracking over Denmark on Thursday. New high 1035 develops over the Atlantic later Thursday, extending a ridge over the southern UK Friday. Gales or severe gales are expected across the region on Wednesday, becoming confined to the south on Thursday. Strong winds remaining in the south on Friday with occasional gales. Extensive fog possible in the north Wednesday afternoon
Portpatrick
Low 988 over Cromarty Tuesday evening moves east to South Utsire 986 by midnight then on to the Baltic Sea on Wednesday. High 1030 over Trafalgar, Biscay and the continent Tuesday evening moves southeast through Wednesday and Thursday. New low 1001 southeast of Ireland Tuesday evening deepens and moves northeast over Ireland 991 by midday Wednesday then into the southern North Sea 983 by midnight, before tracking over Denmark on Thursday. New high 1035 develops over the Atlantic later Thursday, extending a ridge over the southern UK Friday. Gales are expected in the east of the region Tuesday evening, soon clearing. Further gales or severe gales expected on Wednesday in the south. Strong winds across the region Thursday and Friday. Extensive fog not expected through the 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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