Coast and sea

Extended outlook

Issued at: .

For the period to .

Extended outlook map

Cullercoats

High 1032 northern Europe Saturday evening extends a ridge north over the Lofoten Islands then east over the Barents Sea and moves very slowly east to be over the southern Baltic and Poland, with the ridge over Finland, Tuesday. Low 974 southwest of Iceland Saturday evening moves north as it pushes a trough east across the UK. High 1033 Azores Saturday evening extends a ridge north, across the UK, behind this trough Saturday. This ridge declines Sunday as the high pushes into Biscay. Low 985 63N 040W Saturday evening deepens as it moves to Iceland where Low 953 Sunday night. This low continues to North Iceland into Tuesday while pushing a trough towards the UK. Low 63N 040W remains slow moving throughout this period. Gales spread over Fair Isle later Sunday spreading east to Viking on Monday before easing down Monday night into Tuesday. No further gales are expected

Niton

High 1032 northern Europe Saturday evening extends a ridge north over the Lofoten Islands then east over the Barents Sea and moves very slowly east to be over the southern Baltic and Poland, with the ridge over Finland, Tuesday. Low 974 southwest of Iceland Saturday evening moves north as it pushes a trough east across the UK. High 1033 Azores Saturday evening extends a ridge north, across the UK, behind this trough, Saturday. This ridge declines Sunday as the high pushes into Biscay. Low 985 63N 040W Saturday evening deepens as it moves to Iceland where Low 953 Sunday night. This low continues to North Iceland into Tuesday while pushing a trough towards the UK. Low 63N 040W remains slow moving throughout this period. Gales spread to Shannon Monday with near gales over northwestern Fitzroy and Sole. These easing down from Monday evening. No further gales are expected

Portpatrick

High 1032 northern Europe Saturday evening extends a ridge north over the Lofoten Islands then east over the Barents Sea and moves very slowly east to be over the southern Baltic and Poland, with the ridge over Finland, Tuesday. Low 974 southwest of Iceland Saturday evening moves north as it pushes a trough east across the UK. High 1033 Azores Saturday evening extends a ridge north, across the UK, behind this trough, Saturday. This ridge declines Sunday as the high pushes into Biscay. Low 985 63N 040W Saturday evening deepens as it moves to Iceland where Low 953 Sunday night. This low continues to North Iceland into Tuesday while pushing a trough towards the UK. Low 63N 040W remains slow moving throughout this period. Brief gales Hebrides, Bailey, Faeroes and South East Iceland Saturday evening. Further gales, severe at times, push east over all except Lundy, Fastnet and the Irish Sea from Sunday, these easing down from later Monday

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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