Met Office weather
Extended outlook
Issued at: .
For the period to .
Extended outlook map
Cullercoats
High pressure extends north from High 1028 42N 041W to High 1026 Greenland and east on to High 1024 66N 006E. A low complex is situated to the east and south of the highs with centres Low 1007 Plymouth, Low 1007 southwest of Iceland and Low 1007 42N 016W. These lows deepen and amalgamate to Low 1001 Fitzroy by mid-Wednesday and Low 1018 as a filling feature southwest of Iceland. Low 1001 Fitzroy will track northeast to the southern UK Thursday before deepening further to Low 991 Dogger during Friday. High 1024 66N 006E clears northeast along the Norwegian coast as High 1026 Greenland sinks south and High 1026 42N 041W moves slowly towards the Azores through the week. Low 1004 Labrador will track steadily east behind the weakening ridge to reach Low 1009 50N 029W by late Friday. Gales build briefly across Fisher, Humber and Thames mid-Friday with no further gales expected this period
Niton
High pressure extends north from High 1028 42N 041W to High 1026 Greenland and east on to High 1024 66N 006E. A low complex is situated to the east and south of the highs with centres Low 1007 Plymouth, Low 1007 southwest of Iceland and Low 1007 42N 016W. These lows deepen and amalgamate to Low 1001 Fitzroy by mid-Wednesday and Low 1018 as a filling feature southwest of Iceland. Low 1001 Fitzroy will track northeast to the southern UK Thursday before deepening further to Low 991 Dogger during Friday. High 1024 66N 006E clears northeast along the Norwegian coast as High 1026 Greenland sinks south and High 1026 42N 041W moves slowly towards the Azores through the week. Low 1004 Labrador will track steadily east behind the weakening ridge to reach Low 1009 50N 029W by late Friday. Near gales Fitzroy Tuesday night and Wednesday and again Thursday but no gales are expected
Portpatrick
High pressure extends north from High 1028 42N 041W to High 1026 Greenland and east on to High 1024 66N 006E. A low complex is situated to the east and south of the highs with centres Low 1007 Plymouth, Low 1007 southwest of Iceland and Low 1007 42N 016W. These lows deepen and amalgamate to Low 1001 Fitzroy by mid-Wednesday and Low 1018 as a filling feature southwest of Iceland. Low 1001 Fitzroy will track northeast to the southern UK Thursday before deepening further to Low 991 Dogger during Friday. High 1024 66N 006E clears northeast along the Norwegian coast as High 1026 Greenland sinks south and High 1026 42N 041W moves slowly towards the Azores through the week. Low 1004 Labrador will track steadily east behind the weakening ridge to reach Low 1009 50N 029W by late Friday. Strong winds build in the far south late Wednesday and in the northwest Friday, no gales are 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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