Met Office

Extended outlook

2100 UTC Sunday 24 June to 2100 UTC Wednesday 27 June 2018

Issued by the Met Office, on behalf of the Maritime and Coastguard Agency, at 222045 UTC

Cullercoats

Sunday evening high pressure will dominate across Cullercoats. This will be centred 1027 south of Ireland, extending northeastwards across Scandinavia, east towards central Europe, and also west towards the central north Atlantic. A shallow low will also be centred south of Iceland, moving northeast around the northern edge of the high, before deepening as it clears northeast. A further shallow low pressure will also be centred west of Iberia. Through Monday and Tuesday the high pressure centre will gradually progress eastwards to become centred across the North Sea by midday Tuesday, 1031. The high pressure continues east, becoming centred 1030 west of Denmark by late Wednesday, but still dominates conditions across Cullercoats. Occasional strong winds are likely to occur across South Utsire and Fisher from Sunday evening through Tuesday, before easing Tuesday night. Isolated near gales are possible late Monday and into Tuesday morning across these northeastern North Sea areas

Niton

Sunday evening an anticyclone will dominate across much of Niton. This will initially lie centred south of Ireland, pressure 1027, extending northeastwards across Scandinavia, east towards central Europe, and also west towards the central north Atlantic. However, a shallow low pressure will be centred south of Fitzroy. A further shallow low will also be centred south of Iceland, moving northeast around the northern edge of the high. Through Monday and Tuesday the anticyclone will gradually progress eastwards, to become centred across the North Sea by midday Tuesday, 1031. The anticyclone continues east to become centred west of Denmark, 1030, by late Wednesday. Meanwhile the slack low pressure will slowly drift north, becoming centred across Biscay by Wednesday afternoon. No hazardous winds are forecast throughout the forecast period across any of the sea areas, as a generally slack flow will dominate

Portpatrick

Sunday evening an anticyclone will lie centred south of Ireland, 1027, extending northeastwards across Scandinavia, east towards central Europe, and also west towards the central north Atlantic. A shallow low will also lie centred south of Iceland, moving northeast around the northern edge of the anticyclone and deepening. A new developing low is likely to follow, moving quickly northeastwards across Iceland during Monday night. The anticyclone gradually progresses eastwards to become centred across the North Sea by midday Tuesday, 1031, and then west of Denmark by late Wednesday. Meanwhile a further low becomes centred south of Iceland by midday Wednesday, 1005, moving northeast. Strong to near gale force winds are expected Sunday night and through Monday across Bailey, Faeroes and South-East Iceland, with occasional gales possible across South-East Iceland Sunday night and early Monday morning. Tuesday morning near gale to gale force winds persist across South-East Iceland, but these abating later Tuesday, with light winds elsewhere