Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 945 expected late on Thursday southwest of Iceland, extending a trough across UK waters on Thursday and Friday. New low 984 expected late Friday over Rockall, losing identity early Saturday. New low 973 expected midday Saturday just west of Rockall, moving northeast, expected late Saturday over Fair Isle 967, clearing into the Norwegian Basin early Sunday. New low 966 expected late Sunday over Bailey. Gales are expected from late Friday in Viking, North Utsire and South Utsire, moderating early Saturday. Gales are expected from early Saturday in Forties, Cromarty, Forth, Tyne, Dogger, Humber, Thames, Dover and Wight, spreading northeast into all remaining areas by midday Saturday. These gales moderate late on Saturday in Fair Isle, and moderate for a time on Saturday night in Viking, North Utsire and South Utsire, but otherwise persist. Strong winds are expected in all areas for most of the period
Niton
Low 945 expected late on Thursday southwest of Iceland, extending a trough across UK waters on Thursday and Friday. New low 984 expected late Friday over Rockall, losing identity early Saturday. New low 973 expected midday Saturday just west of Rockall, moving northeast, expected late Saturday over Fair Isle 967, clearing into the Norwegian Basin early Sunday. New low 966 expected late Sunday over Bailey. Gales are expected for a time late on Thursday in Fitzroy. Gales are expected from midday Friday in Sole and Shannon, and from late Friday in all other areas except Thames, Dover and Wight where gales are expected from early Saturday. Gales moderate for a time on Saturday morning in western areas, but otherwise persist through to the end of the period. Strong winds are expected in all areas for most of the period, though easing for a time on Friday afternoon in Biscay
Portpatrick
Low 945 expected late on Thursday southwest of Iceland, extending a trough across UK waters on Thursday and Friday. New low 984 expected late Friday over Rockall, losing identity early Saturday. New low 973 expected midday Saturday just west of Rockall, moving northeast, expected late Saturday over Fair Isle 967, clearing into the Norwegian Basin early Sunday. New low 966 expected late Sunday over Bailey. Gales are expected from late on Thursday in Rockall, Bailey and SE Iceland, moderating on Friday morning. Gales expected from midday Friday in Shannon and Rockall, and from late Friday in Lundy, Fastnet, Irish Sea, Malin and Hebrides. These gales moderate for a time on Saturday morning, before strengthening again. Gales are expected for a time on Saturday afternoon in Fair Isle. Strong winds are expected for much of the period, though moderating for a time on Saturday afternoon in Bailey and Faeroes
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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