Coast and sea
Issued at: .
For the period to .
Extended outlook map
Cullercoats
Low Wight 992 at 1800 on Thursday expected South Utsire 1005 by midday on Friday, moving away north by midday on Saturday. Low 100 miles west of Rockall 984 at 1800 on Thursday expected Shannon 993 by midday on Friday then expected Plymouth 1008 by midday on Saturday, this losing its identity by midday on Sunday. Low just south of Southeast Iceland 981 at 1800 on Thursday expected Bailey 991 by midday on Friday, this losing its identity by midday on Saturday. Gales are expected in Thames, Dover and Wight on Thursday evening, and these are expected to transfer into Fisher and German Bight by midday on Friday. These gales are expected to die out by the end of Friday. No gales are expected during Saturday. Gales are expected to develop in South Utsire later on Sunday, and also in the far west of Fair Isle by this time. Widespread fog is not expected
Niton
Low Wight 992 at 1800 on Thursday expected South Utsire 1005 by midday on Friday, moving away north by midday on Saturday. Low 100 miles west of Rockall 984 at 1800 on Thursday expected Shannon 993 by midday on Friday then expected Plymouth 1008 by midday on Saturday, this losing its identity by midday on Sunday. Low just south of Southeast Iceland 981 at 1800 on Thursday expected Bailey 991 by midday on Friday, this losing its identity by midday on Saturday. Gales are expected in Thames, Dover, Wight and Portland on Thursday evening, but these are expected to die out by midday on Friday. Gales are expected to develop in FitzRoy and Sole by midday on Friday, and these are expected to continue through the rest of Friday then die out by midday on Saturday. Gales are expected to develop in Shannon later Sunday. Widespread fog is not expected
Portpatrick
Low Wight 992 at 1800 on Thursday expected South Utsire 1005 by midday on Friday, moving away north by midday on Saturday. Low 100 miles west of Rockall 984 at 1800 on Thursday expected Shannon 993 by midday on Friday then expected Plymouth 1008 by midday on Saturday, this losing its identity by midday on Sunday. Low just south of Southeast Iceland 981 at 1800 on Thursday expected Bailey 991 by midday on Friday, this losing its identity by midday on Saturday. Gales are expected to develop in Sole by midday on Friday, and these are expected to continue through the rest of Friday then die out by midday on Saturday. Gales are expected to develop in Rockall, Bailey and Southeast Iceland later on Saturday. These gales are then expected to spread into Shannon, Malin, Hebrides, Fair Isle and Faeroes during Sunday. 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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