Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
High 1031 expected over Scandinavia on Friday evening will gradually drift east during the forecast period. Multi-centred low expected on Friday evening, with primary centre 974 over Lundy and secondary centre 978 over Shannon. Low fills during Saturday with centre expected 991 over Lundy by midday Saturday, and sinks southeast with Low 1000 expected over France by midday on Sunday, and then 1002 over Dover by midday on Monday. Atlantic low 967 expected by midday on Sunday, moving east and becoming multi-centred by midday on Monday, with primary centre 973 expected west of Bailey, and secondary centres 983 expected west of Shannon and over Fitzroy, moving southeast. Widespread strong winds are expected across the North Sea from Friday evening onwards, with gales in Viking, South Utsire, Forties and Fisher until Saturday afternoon. Strong winds then gradually ease across all but Viking, South Utsire, Forties and Fisher during Sunday
Niton
High 1031 expected over Scandinavia Friday evening will gradually drift east during the forecast period. Multi-centred low expected Friday evening, with primary centre 974 over Lundy and secondary centre 978 over Shannon. Low fills during Saturday with centre expected 991 over Lundy by midday Saturday, and sinks southeast with Low 1000 expected over France by midday Sunday, and then 1002 over Dover by midday Monday. Atlantic low 967 expected by midday Sunday, moving east and becoming multi-centred by midday Monday, with primary centre 973 expected west of Bailey, and secondary centres 983 expected west of Shannon and over Fitzroy, moving southeast. Strong winds expected across all sea areas except Lundy and Fastnet from Friday evening, with gales in Biscay, Fitzroy and Sole. Gales and strong winds generally easing Saturday but strong winds remain in south and also spread into Sole, Fastnet and Shannon Sunday, easing by midday. Further strong winds from west Sunday evening, affecting all but the Channel
Portpatrick
High 1031 expected over Scandinavia Friday evening will gradually drift east during the forecast period. Multi-centred low expected Friday evening, with primary centre 974 over Lundy and secondary centre 978 over Shannon. Low fills during Saturday with centre expected 991 over Lundy by midday Saturday, and sinks southeast with Low 1000 expected over France by midday Sunday, and then 1002 over Dover by midday Monday. Atlantic low 967 expected by midday Sunday, moving east and becoming multi-centred by midday Monday, with primary centre 973 expected west of Bailey, and secondary centres 983 expected west of Shannon and over Fitzroy, moving southeast. Strong winds expected across the region on Friday night, ease for all but Fair Isle on Saturday morning. Further strong winds spread in from the west on Sunday, easing in the south for a time on Sunday afternoon, but further strong winds arrive in southwest Sunday evening, while strong winds ease in the far northeast of the region
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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