Y Tywydd Dyfroedd Gyda'r Glannau

Gosodiadau
Iaith

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

Summary

A gentle easterly airflow will continue to affect most areas during the next couple of days. However, low pressure will begin to develop across Europe during Sunday.

* Wind or gale warning issued

  1. From Cape Wrath to Rattray Head including Orkney

    From Cape Wrath to Rattray Head including Orkney

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      East or southeast 3 or 4, increasing 5 at times.
    • Sea State

      Smooth or slight in east, slight or moderate in north.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Southeast 3 or 4, increasing 5 at times, becoming variable 3 or less later.
    • Sea State

      Smooth or slight in east, slight or moderate in north.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 11:00 UTC on Friday 27th May

  2. Rattray Head to Berwick on Tweed

    Rattray Head to Berwick on Tweed

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      East or northeast 3 or 4.
    • Sea State

      Smooth or slight.
    • Weather

      Drizzle at first in south, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable, mainly east, 3 or less.
    • Sea State

      Smooth or slight.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 11:00 UTC on Friday 27th May

  3. Berwick on Tweed to Whitby

    Berwick on Tweed to Whitby

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable mainly east 3 or less.
    • Sea State

      Slight.
    • Weather

      Occasional drizzle at first, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      East, backing north, 3 or less, occasionally 4 later.
    • Sea State

      Smooth or slight.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 11:00 UTC on Friday 27th May

  4. Whitby to Gibraltar Point

    Whitby to Gibraltar Point

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable mainly northeast 3 or less, occasionally 4 later.
    • Sea State

      Smooth or slight.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Northeast 3 or 4, backing north 4 or 5 later.
    • Sea State

      Slight, occasionally moderate later.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 11:00 UTC on Friday 27th May

  5. Gibraltar Point to North Foreland

    Gibraltar Point to North Foreland

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Northeasterly 3 or 4, increasing 5 at times.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Showers later.
    • Visibility

      Good, occasionally poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Northerly or northeasterly 4 or 5, occasionally 6 later.
    • Sea State

      Slight becoming moderate later.
    • Weather

      Fog patches, occasional rain later.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 11:00 UTC on Friday 27th May

  6. North Foreland to Selsey Bill

    North Foreland to Selsey Bill

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Northeasterly 3 or 4, occasionally 5 in east, becoming variable 2 at times in west.
    • Sea State

      Smooth in shelter, otherwise slight, occasionally moderate in east.
    • Weather

      Showers, occasionally thundery.
    • Visibility

      Moderate or good, occasionally poor later.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Northeasterly backing northerly 4 or 5, occasionally 3 at first in west.
    • Sea State

      Smooth in shelter, otherwise slight, becoming moderate later in east.
    • Weather

      Showers, rain later in far east.
    • Visibility

      Good, occasionally poor.

    Issued at 11:00 UTC on Friday 27th May

  7. Selsey Bill to Lyme Regis

    Selsey Bill to Lyme Regis

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      East or southeast 3 or 4 becoming variable 3 or less.
    • Sea State

      Smooth or slight.
    • Weather

      Showers, occasionally thundery, fog patches developing.
    • Visibility

      Moderate or good, occasionally very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable 3 or less, becoming north 3 or 4, occasionally 5 later.
    • Sea State

      Smooth or slight.
    • Weather

      Showers and fog patches, becoming mainly fair.
    • Visibility

      Moderate or good, occasionally very poor at first.

    Issued at 11:00 UTC on Friday 27th May

  8. Lyme Regis to Lands End including the Isles of Scilly

    Lyme Regis to Lands End including the Isles of Scilly

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable 3 or less, occasionally 4 at first.
    • Sea State

      Smooth or slight.
    • Weather

      Showers, occasionally thundery, fog patches developing.
    • Visibility

      Moderate or good, occasionally very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable 3 or less, becoming north 3 or 4.
    • Sea State

      Smooth or slight, occasionally moderate later in west.
    • Weather

      Showers and fog patches, becoming fair.
    • Visibility

      Moderate or good, occasionally very poor at first.

    Issued at 11:00 UTC on Friday 27th May

  9. Lands End to St Davids Head including the Bristol Channel

    Lands End to St Davids Head including the Bristol Channel

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable 3 or less, becoming easterly 4 or 5 at times in east.
    • Sea State

      Smooth or slight.
    • Weather

      Rain or thundery showers.
    • Visibility

      Moderate or good, occasionally poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable becoming northerly 3 or 4, but easterly 5 at first in Bristol Channel.
    • Sea State

      Smooth or slight.
    • Weather

      Thundery showers then fair.
    • Visibility

      Good, occasionally poor.

    Issued at 11:00 UTC on Friday 27th May

  10. St Davids Head to Great Ormes Head, including St Georges Channel

    St Davids Head to Great Ormes Head, including St Georges Channel

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable, mainly northeast, 3 or 4.
    • Sea State

      Smooth or slight.
    • Weather

      Rain or thundery showers.
    • Visibility

      Moderate or good, occasionally poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable, becoming north later, 3 or less.
    • Sea State

      Smooth or slight.
    • Weather

      Thundery showers then fair.
    • Visibility

      Moderate or good, occasionally poor at first.

    Issued at 11:00 UTC on Friday 27th May

  11. Great Ormes Head to the Mull of Galloway

    Great Ormes Head to the Mull of Galloway

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable, mainly easterly 3 or 4, increasing 5 at times in north.
    • Sea State

      Smooth or slight.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable, mainly northeast 3 or 4.
    • Sea State

      Smooth or slight.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    Issued at 11:00 UTC on Friday 27th May

  12. Isle of Man

    Isle of Man

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      East or northeast 2 or 3, veering east or southeast 3 or 4 later.
    • Sea State

      Smooth or slight.
    • Weather

      Fair.
    • Visibility

      Good.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      East or northeast 3 or 4, decreasing 2 or 3.
    • Sea State

      Smooth or slight.
    • Weather

      Fair.
    • Visibility

      Good.

    Issued at 11:00 UTC on Friday 27th May

  13. Lough Foyle to Carlingford Lough

    Lough Foyle to Carlingford Lough

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable, mainly easterly or northeasterly 3 or 4, occasionally 5 at times in north.
    • Sea State

      Smooth or slight.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable mainly easterly 3 or 4.
    • Sea State

      Smooth or slight.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    Issued at 11:00 UTC on Friday 27th May

  14. The Mull of Galloway to Mull of Kintyre including the Firth of Clyde and the North Channel

    The Mull of Galloway to Mull of Kintyre including the Firth of Clyde and the North Channel

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable, mainly easterly or northeasterly 3 or 4, occasionally 5 at times in north.
    • Sea State

      Smooth or slight.
    • Weather

      Mainly fair.
    • Visibility

      Good.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable mainly easterly 3 or 4.
    • Sea State

      Smooth or slight.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    Issued at 11:00 UTC on Friday 27th May

  15. Mull of Kintyre to Ardnamurchan Point

    Mull of Kintyre to Ardnamurchan Point

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      East or northeast 3 or 4, becoming variable 2 at times.
    • Sea State

      Smooth or slight.
    • Weather

      Mainly fair.
    • Visibility

      Good.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable 3 or less.
    • Sea State

      Smooth or slight.
    • Weather

      Showers for a time.
    • Visibility

      Moderate or good.

    Issued at 11:00 UTC on Friday 27th May

  16. The Minch

    The Minch

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Variable 3 or less.
    • Sea State

      Slight or moderate in far north, otherwise smooth.
    • Weather

      Fair.
    • Visibility

      Good.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable 3 or less.
    • Sea State

      Slight or moderate in far north, otherwise smooth.
    • Weather

      Showers for a time, fog patches later.
    • Visibility

      Moderate or good, occasionally very poor later.

    Issued at 11:00 UTC on Friday 27th May

  17. Ardnamurchan Point to Cape Wrath including the Outer Hebrides

    Ardnamurchan Point to Cape Wrath including the Outer Hebrides

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Easterly 3 or 4 in north, otherwise variable 3 or less.
    • Sea State

      Slight or moderate.
    • Weather

      Fair.
    • Visibility

      Good.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Variable 3 or less.
    • Sea State

      Slight or moderate.
    • Weather

      Showers for a time, fog patches later.
    • Visibility

      Moderate or good, occasionally very poor later.

    Issued at 11:00 UTC on Friday 27th May

  18. Shetland Isles * warning

    Shetland Isles

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      East or northeast 3 or 4 becoming variable 3 or less later.
    • Sea State

      Slight, becoming smooth later in shelter.
    • Weather

      Fog patches developing.
    • Visibility

      Good becoming moderate, occasionally very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      --
    • Sea State

      --
    • Weather

      --
    • Visibility

      --

    Issued at 11:00 UTC on Friday 27th May

    For coastal areas up to 60 nautical miles from Lerwick, Shetland

    Gale Warnings in operation for Sea Area Fair Isle: Nil.

    11:00 UTC Fri 27th May – 22:59 UTC Fri 27th May

    • Wind

      East or northeast 3 or 4.
    • Sea State

      Slight.
    • Weather

      Mainly fair, mist or fog later in east.
    • Visibility

      Mainly good, occasionally poor or very poor later in east.

    23:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      East or northeast 3 or 4 becoming variable 3 or less.
    • Sea State

      Slight but smooth later in the lee of Shetland.
    • Weather

      Mist or fog patches.
    • Visibility

      Moderate or poor, occasionally very poor.

    Issued at 11:00 UTC on Friday 27th May

  19. The Channel Islands

    The Channel Islands

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    11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

    • Wind

      Mainly northwesterly 2 to 4, locally variable or northeasterly 1 to 2 in the north of the area, becoming northerly 2 to 3 Saturday morning.
    • Sea State

      Smooth or slight.
    • Weather

      Isolated thundery showers mainly near the French coast this afternoon and evening mist and fog patches, becoming more widespread overnight, becoming patchy again Saturday morning.
    • Visibility

      Moderate to good , locally poor to very poor.

    11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

    • Wind

      Northerly 2 to 3, increasing 3 to 4 in the afternoon.
    • Sea State

      Slight.
    • Weather

      Some mist or fog patches on Saturday, clearing to fair periods.
    • Visibility

      Moderate to good, locally poor to very poor on Saturday.

    Issued at 11:00 UTC on Friday 27th May

From Cape Wrath to Rattray Head including Orkney

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11:00 UTC Fri 27th May – 10:59 UTC Sat 28th May

  • Wind

    East or southeast 3 or 4, increasing 5 at times.
  • Sea State

    Smooth or slight in east, slight or moderate in north.
  • Weather

    Fog patches.
  • Visibility

    Moderate or good, occasionally very poor.

11:00 UTC Sat 28th May – 10:59 UTC Sun 29th May

  • Wind

    Southeast 3 or 4, increasing 5 at times, becoming variable 3 or less later.
  • Sea State

    Smooth or slight in east, slight or moderate in north.
  • Weather

    Fog patches.
  • Visibility

    Moderate or good, occasionally very poor.

Issued at 11:00 UTC on Friday 27th May