Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 975 expected over Scandinavia on Thursday evening, expected 976 over the Baltic by midday Friday and becoming slow moving as it begins to lose its identity over the next couple of days. Another low 992 expected southwest of Fitzroy on Thursday evening, generally remaining stationary during the forecast period. High 1030 expected northern Atlantic Thursday evening, remaining mostly stationary until the weekend when sinks southwards and expected 1029 west of Shannon by midday Sunday. New high 1026 expected over Iceland by midday on Sunday. Strong winds and gales affect the North Sea and Thames from Thursday evening onwards, before easing in the far east of the North Sea on Friday, but strong winds and gales continuing elsewhere until Sunday morning when gales then expected to ease, while strong winds likely to continue in western North Sea areas and Thames into Sunday afternoon
Niton
Low 975 expected over Scandinavia on Thursday evening, expected 976 over the Baltic by midday Friday and becoming slow moving as it begins to lose its identity over the next couple of days. Another low 992 expected southwest of Fitzroy on Thursday evening, generally remaining stationary during the forecast period. High 1030 expected northern Atlantic Thursday evening, remaining mostly stationary until the weekend when sinks southwards and expected 1029 west of Shannon by midday Sunday. New high 1026 expected over Iceland by midday on Sunday. Strong winds and gales expected in Fitzroy throughout the forecast period, with strong winds expected in Thames throughout and strong winds also occasionally extending into Biscay, Sole, Lundy, Fastnet and Irish Sea at times during this time. Widespread fog is not expected during the forecast period
Portpatrick
Low 975 expected over Scandinavia on Thursday evening, expected 976 over the Baltic by midday Friday and becoming slow moving as it begins to lose its identity over the next couple of days. Another low 992 expected southwest of Fitzroy on Thursday evening, generally remaining stationary during the forecast period. High 1030 expected northern Atlantic Thursday evening, remaining mostly stationary until the weekend when sinks southwards and expected 1029 west of Shannon by midday Sunday. New high 1026 expected over Iceland by midday on Sunday. Strong winds and gales are expected to affect the north and east of the region from Thursday evening onwards, with strong winds extending into Lundy, Fastnet and Irish Sea at times. Gales then ease in the north and east on Sunday morning, but strong winds likely to continue here into Sunday afternoon. Widespread fog is not expected
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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