Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 991 expected over central England by Saturday evening, then expected 992 over Fisher by midday Sunday and clearing into Scandinavia Monday. Another low 960 expected southwest of Iceland by midday Sunday, then expected 967 west of Rockall by midday Monday, and becoming multi-centred on Tuesday with primary low 972 centred in southern Norwegian Basin and secondary low 985 centred over Ireland by midday Tuesday. Strong winds are expected to spread north and eastwards from Saturday night, with gales in Forties and Dogger at times on Sunday morning. Further gales are then expected in German Bight, Humber, Thames, Dover and Wight from Monday morning, spreading into Forties, Forth, Tyne, Dogger and Fisher on Monday afternoon, and then moving north into Viking, North Utsire, South Utsire, Cromarty and Fair Isle from Tuesday night onwards, whilst moderating in the south. Severe gales also possible for a time in Forties and Forth on Tuesday night. Widespread fog is not expected
Niton
Low 991 expected over central England by Saturday evening, then expected 992 over Fisher by midday Sunday and clearing into Scandinavia Monday. Another low 960 expected southwest of Iceland by midday Sunday, then expected 967 west of Rockall by midday Monday, and becoming multi-centred on Tuesday with primary low 972 centred in southern Norwegian Basin and secondary low 985 centred over Ireland by midday Tuesday. Strong winds are expected to spread in from the northwest on Sunday morning, affecting all sea areas by Sunday night, with gales possible for a time in Shannon on Sunday morning. Further gales are then expected to affect, Thames, Dover, Wight, Portland, Plymouth, Fitzroy, Sole, Lundy, Fastnet and Shannon from early hours of Monday onwards, moderating for all but Sole and Shannon by Monday night, and then easing here too on Tuesday. Strong winds then gradually easing in the east later Tuesday. Widespread fog is not expected
Portpatrick
Low 991 expected over central England by Saturday evening, then expected 992 over Fisher by midday Sunday and clearing into Scandinavia Monday. Another low 960 expected southwest of Iceland by midday Sunday, then expected 967 west of Rockall by midday Monday, and becoming multi-centred on Tuesday with primary low 972 centred in the southern Norwegian Basin and secondary low 985 centred over Ireland by midday Tuesday. Strong winds and gales are expected to spread into the region from the west on Sunday morning, affecting all sea areas at times, but becoming confined to the far north and far south of the region by early Monday. Gales then ease in the north overnight on Monday, and ease in the south later on Tuesday, before strong winds also ease for most later Tuesday. Widespread fog is not expected during 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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