Met Office weather
Extended outlook
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low 100 miles west of Rockall 951 at 1800 on Monday expected Faeroes 955 by midday on Tuesday, then expected northern Norwegian Basin 961 by midday on Wednesday before moving away north by midday on Thursday. New low expected 50 miles north of Faeroes 957 by midday on Tuesday then expected to move away northeast by midday on Wednesday. New high expected Biscay 1030 by midday on Wednesday, this expected to move away east by midday on Thursday. Gales or severe gales are expected to develop in all areas by Tuesday morning. These gales or severe gales are expected to ease in Thames, Dover and Wight by the end of Tuesday, but are expected to continue elsewhere. The gales or severe gales are expected to ease from the southwest in the remaining areas during Wednesday. Gales are expected to develop in Fair Isle late on Thursday afternoon. Widespread fog is not expected
Niton
Low 100 miles west of Rockall 951 at 1800 on Monday expected Faeroes 955 by midday on Tuesday, then expected northern Norwegian Basin 961 by midday on Wednesday before moving away north by midday on Thursday. New low expected 50 miles north of Faeroes 957 by midday on Tuesday then expected to move away northeast by midday on Wednesday. New high expected Biscay 1030 by midday on Wednesday, this expected to move away east by midday on Thursday. Gales or severe gales are expected in all areas on Monday evening. These are expected to ease in all areas except Lundy, Fastnet and Irish Sea during Tuesday, and are then expected to ease in Lundy, Fastnet and Irish Sea overnight into Wednesday. Gales are expected to develop from the west in FitzRoy, Sole, Lundy, Fastnet, Irish Sea and Shannon through Thursday. Widespread fog is not expected
Portpatrick
Low 100 miles west of Rockall 951 at 1800 on Monday expected Faeroes 955 by midday on Tuesday, then expected northern Norwegian Basin 961 by midday on Wednesday before moving away north by midday on Thursday. New low expected 50 miles north of Faeroes 957 by midday on Tuesday then expected to move away northeast by midday on Wednesday. New high expected Biscay 1030 by midday on Wednesday, this expected to move away east by midday on Thursday. Gales or severe gales are expected in all areas on Monday evening, with a risk of storms for a time in Rockall. These are expected to die out in Shannon during Tuesday, and are then expected to die out from the southwest in all other areas by the end of Wednesday. Gales are expected to develop in all areas during Thursday, with a risk of severe gales in Bailey and Southeast Iceland later Thursday. 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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