Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
High 1028 expected late on Wednesday over Shannon, moving southeast, expected early Thursday over Portland 1025, dissipating later Thursday. Low pressure expected to move east across the Norwegian Basin through Wednesday, then moving southeast across Scandinavia through Thursday and Friday, becoming slow-moving over the Baltic on Saturday. Low 998 expected throughout Saturday just south of Fitzroy. Gales are expected from late on Wednesday in Viking, North Utsire, South Utsire, Forties, Cromarty, Forth, Fisher and Fair Isle, spreading south early on Thursday to also affect Tyne, Dogger, German Bight and Humber. These gales gradually moderate through Friday. Gales expected again from early Saturday in Fair Isle, and for a time on Saturday morning in Cromarty and Forth. Strong winds are expected from late on Wednesday in all areas except Dover and Wight, where strong winds are expected from Thursday morning. Strong winds moderate on Friday afternoon in Dover and Wight, and on Saturday afternoon in South Utsire and Fisher
Niton
High 1028 expected late on Wednesday over Shannon, moving southeast, expected early Thursday over Portland 1025, dissipating later Thursday. Low pressure expected to move east across the Norwegian Basin through Wednesday, then moving southeast across Scandinavia through Thursday and Friday, becoming slow-moving over the Baltic on Saturday. Low 998 expected throughout Saturday just south of Fitzroy. Gales are expected from early on Thursday in Fitzroy, and from midday Saturday in Biscay. No further gales are expected. Strong winds are expected from late on Wednesday in Thames, Fitzroy and Irish Sea, and from early Thursday in Dover, Wight and Sole. Winds moderate on Friday afternoon in Dover and Wight, while strengthening in Biscay. Widespread fog is not expected
Portpatrick
High 1028 expected late on Wednesday over Shannon, moving southeast, expected early Thursday over Portland 1025, dissipating later Thursday. Low pressure expected to move east across the Norwegian Basin through Wednesday, then moving southeast across Scandinavia through Thursday and Friday, becoming slow-moving over the Baltic on Saturday. Low 998 expected throughout Saturday just south of Fitzroy. Gales are expected from late on Wednesday in Hebrides, Bailey, Fair Isle, Faeroes and SE Iceland, moderating early on Friday in Hebrides and Bailey, and for a time on Friday night in Fair Isle. Strong winds are expected throughout the period in all areas except Lundy, Fastnet and Shannon. 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.
Marine forecasts disclaimer
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