Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low expected 965 with primary centre over Rockall Sunday evening, and secondary centre expected 972 over Bailey. Low centres then merge as moves northeast and expected 960 over Faeroes by midday Monday, then expected 974 over the Norwegian Basin by midday Tuesday as continues to move north and fill Wednesday. New low expected 996 west of Fitzroy midday Monday, moving east and expected 1004 over Fitzroy midday Tuesday, before moving away to south Wednesday. Azores high expected 1029 stretches a ridge northeast into Fitzroy on Wednesday. New low expected 969 southwest of Iceland by midday Wednesday, filling in situ. Widespread gales and severe gales expected across the North Sea from Wednesday evening, with strong winds in the Channel. Gales and severe gales then becoming confined to northeast of region Monday, with strong winds continuing elsewhere apart from the Channel. Gales and severe gales ease in northeast Tuesday morning, with strong winds continuing in the north before easing early Wednesday
Niton
Low expected 965 with primary centre over Rockall Sunday evening, and secondary centre expected 972 over Bailey. Low centres then merge as moves northeast and expected 960 over Faeroes by midday Monday, then expected 974 over the Norwegian Basin by midday Tuesday as continues to move north and fill Wednesday. New low expected 996 west of Fitzroy midday Monday, moving east and expected 1004 over Fitzroy midday Tuesday, before moving away to south Wednesday. Azores high expected 1029 stretches a ridge northeast into Fitzroy on Wednesday. New low expected 969 southwest of Iceland by midday Wednesday, filling in situ. Widespread strong winds with gales or severe gales in the northwest of the region expected Sunday evening before gales and severe gales ease Monday morning, but strong winds continue for most until Monday afternoon. Strong winds then expected in Fitzroy, Sole and Shannon at times from Tuesday onwards
Portpatrick
Low expected 965 with primary centre over Rockall Sunday evening, and secondary centre expected 972 over Bailey. Low centres then merge as moves northeast and expected 960 over Faeroes by midday Monday, then expected 974 over the Norwegian Basin by midday Tuesday as continues to move north and fill Wednesday. New low expected 996 west of Fitzroy midday Monday, moving east and expected 1004 over Fitzroy midday Tuesday, before moving away to south Wednesday. New low expected 969 southwest of Iceland by midday Wednesday, filling in situ. Gales or severe gales expected in Shannon, Rockall, Malin, Hebrides, Fair Isle and South East Iceland Sunday evening, with strong winds spreading into remaining sea areas Monday. Gales ease for all but South East Iceland and strong winds ease in far southeast Monday afternoon. Gales then ease South East Iceland, and strong winds ease for all but far north Tuesday evening. Further strong winds expected in west Wednesday
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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