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Mae'r cynnwys hwn ar gael yn Saesneg yn unig.

Map of extended outlook areas

Map Key

  • dark blue Niton
  • purple Cullercoats
  • dark green Portpatrick

Extended Outlooks 1800 UTC Mon 02 Mar to 1800 UTC Thu 05 Mar Issued by the Met Office, on behalf of the Maritime and Coastguard Agency, at 282300 UTC

  1. Niton

    Niton On Monday evening a deep area of low pressure, 973, is centred southwest of Iceland. During the next 30 hours it will drift eastwards and fill to be centred in sea area Viking, 994, overnight Tuesday into Wednesday. Thereafter it will drift eastwards into Scandinavia as the Azores high builds from the southwest to be centred in sea area FitzRoy, 1044, by midday Thursday. Meanwhile on Thursday a fast moving rapidly deepening depression will move from the mid-Atlantic across Iceland. On Monday evening strong winds will affect the whole of Niton except English Channel areas east of sea area Wight. Overnight these strong southwesterly winds will strengthen to gale, or severe gale, force in Shannon before easing later on Tuesday. During Wednesday winds will ease across Niton before strengthening to near gale strength in Sole and Shannon overnight into Thursday

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  2. Cullercoats

    On Monday evening a deep area of low pressure, 973, is centred southwest of Iceland. During the next 30 hours it will drift eastwards and fill to be centred in sea area Viking, 994, overnight Tuesday into Wednesday. Thereafter it will drift eastwards into Scandinavia as the Azores high builds from the southwest to be centred in sea area FitzRoy, 1044, by midday Thursday. Meanwhile on Thursday a fast moving rapidly deepening depression will move from the mid-Atlantic across Iceland. Strong winds will affect the whole of Cullercoats during Monday night well into Tuesday. Later on Tuesday winds will briefly ease over North Utsire, South Utsire, Viking and Fair Isle before strengthening, from the northwest, again on Wednesday. Around the same time winds will ease in Dover and Wight and eventually across the whole region. During Thursday strong winds will be confined to Viking and Fair Isle.

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  3. Portpatrick

    On Monday evening a deep area of low pressure, 973, is centred southwest of Iceland. During the next 30 hours it will drift eastwards and fill to be centred in Viking, 994, overnight Tuesday into Wednesday. Thereafter it will drift eastwards into Scandinavia as the Azores high builds from the southwest to be centred in FitzRoy, 1044, by midday Thursday. Meanwhile on Thursday a fast moving rapidly deepening depression will move from the mid- Atlantic across Iceland. On Monday evening strong winds will affect the whole of Portpatrick except Southeast Iceland and Faeroes. Overnight these strong southwesterly winds will strengthen to gale, or severe gale, force in Rockall and Shannon. Later on Tuesday these gales will veer northwesterly and briefly affect Hebrides before slowly easing on Wednesday. Later on Wednesday southwesterly strong winds will develop over South East Iceland and Faeroes. Into Thursday a swathe of severe gale or storm force southwesterly winds will affect Hebrides, Bailey, Faeroes and South East Iceland with strong winds elsewhere

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Last Updated at 22:37 UTC on Saturday 28 February