Y Tywydd Dyfroedd Gyda'r Glannau

Gosodiadau
Iaith

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

Summary

A deep low near the Faeroes will move slowly southeastwards and gradually fill over the weekend, to be centred over southern Norway by Sunday evening. This will bring a generally strong westerly flow of air across the British Isles, with gales in the far north.

* Wind or gale warning issued

  1. From Cape Wrath to Rattray Head including Orkney * warning

    From Cape Wrath to Rattray Head including Orkney

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwesterly 5 to 7, occasionally gale 8 in far north, veering westerly 6 to gale 8 later, occasionally severe gale 9 later near Orkney.
    • Sea State

      Rough or very rough in north, but moderate occasionally rough in south.
    • Weather

      Showers, rain later.
    • Visibility

      Good, occasionally moderate.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Westerly veering northwesterly 6 to gale 8, occasionally severe gale 9 at first near Orkney, decreasing 4 or 5 later.
    • Sea State

      Very rough at first in north, otherwise moderate or rough, occasionally slight later in Moray Firth.
    • Weather

      Rain at first, then showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 00:00 UTC on Saturday 24th Jun

  2. Rattray Head to Berwick on Tweed * warning

    Rattray Head to Berwick on Tweed

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwest 5 or 6, occasionally 7 later.
    • Sea State

      Slight or moderate, occasionally rough near Rattray Head.
    • Weather

      Fair at first, then showers.
    • Visibility

      Good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Southwest veering west 5 to 7, then veering northwest 4 or 5 later.
    • Sea State

      Slight or moderate, occasionally rough near Rattray Head.
    • Weather

      Showers, fair later.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

  3. Berwick on Tweed to Whitby * warning

    Berwick on Tweed to Whitby

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      West or southwest 4 or 5, occasionally 6 later.
    • Sea State

      Slight, occasionally moderate offshore.
    • Weather

      Occasional rain at first in south.
    • Visibility

      Good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West or southwest 5 or 6, occasionally 4 later.
    • Sea State

      Slight, occasionally moderate offshore.
    • Weather

      Showers for a time.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

  4. Whitby to Gibraltar Point * warning

    Whitby to Gibraltar Point

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      West or southwest 4 or 5, occasionally 6 later near Whitby.
    • Sea State

      Slight, occasionally moderate later near Whitby.
    • Weather

      Occasional rain, fair later.
    • Visibility

      Good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West 4 or 5, occasionally 6 at first near Whitby.
    • Sea State

      Slight, occasionally moderate in north.
    • Weather

      Fair.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

  5. Gibraltar Point to North Foreland * warning

    Gibraltar Point to North Foreland

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Westerly or southwesterly 4 or 5, occasionally 6 later in south.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Occasional rain, showers later.
    • Visibility

      Good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Westerly or southwesterly 4 or 5, veering northwesterly 3 or 4 later in south.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

  6. North Foreland to Selsey Bill * warning

    North Foreland to Selsey Bill

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwesterly 5 or 6, occasionally 7 in Strait of Dover.
    • Sea State

      Moderate.
    • Weather

      Occasional drizzle, fair later.
    • Visibility

      Good, occasional moderate.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Southwesterly 5 or 6, veering westerly 4 later.
    • Sea State

      Moderate, becoming slight later.
    • Weather

      Fair at first, then occasional drizzle.
    • Visibility

      Good, occasionally moderate.

    Issued at 00:00 UTC on Saturday 24th Jun

  7. Selsey Bill to Lyme Regis * warning

    Selsey Bill to Lyme Regis

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwest 4 or 5, occasionally 6 at first.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional drizzle, fair later.
    • Visibility

      Good, occasionally moderate.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Southwest 4 or 5, occasionally 6 at first, veering west 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Fair at first, then occasional drizzle.
    • Visibility

      Good, occasionally moderate.

    Issued at 00:00 UTC on Saturday 24th Jun

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

    Lyme Regis to Lands End including the Isles of Scilly

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      West or southwest 4 or 5, occasionally 6 at first.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional drizzle, fair later.
    • Visibility

      Good, occasionally moderate.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West 4 or 5, occasionally 6 at first, backing southwest 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Fair at first, then occasional drizzle.
    • Visibility

      Good, occasionally moderate.

    Issued at 00:00 UTC on Saturday 24th Jun

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

    Lands End to St Davids Head including the Bristol Channel

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwest veering west 4 or 5, occasionally 6 at first.
    • Sea State

      Moderate, occasionally slight in Bristol Channel.
    • Weather

      Occasional rain or drizzle, fair later.
    • Visibility

      Good, occasionally moderate.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West 4 or 5, occasionally 6 at first, backing southwest 3 or 4 later.
    • Sea State

      Moderate, occasionally slight in Bristol Channel.
    • Weather

      Fair at first, then occasional rain or drizzle.
    • Visibility

      Good, occasionally moderate.

    Issued at 00:00 UTC on Saturday 24th Jun

  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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    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      West or southwest 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional rain or drizzle, fair later.
    • Visibility

      Good, occasionally moderate.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West 4 or 5, becoming variable 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Fair at first, then occasional rain or drizzle.
    • Visibility

      Good, occasionally moderate.

    Issued at 00:00 UTC on Saturday 24th Jun

  11. Great Ormes Head to the Mull of Galloway * warning

    Great Ormes Head to the Mull of Galloway

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      West or southwest 4 or 5, occasionally 6 later.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Occasional rain or drizzle, fair later.
    • Visibility

      Good, occasionally moderate.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West 4 or 5, occasionally 6 at first, becoming variable 3 or 4 later.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Showers later.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

  12. Isle of Man * warning

    Isle of Man

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      West or southwest 4 or 5, occasionally 6 later.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Occasional rain at first.
    • Visibility

      Good, occasionally moderate at first.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West 4 or 5, occasionally 6 at first, becoming variable 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

  13. Lough Foyle to Carlingford Lough * warning

    Lough Foyle to Carlingford Lough

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Westerly or southwesterly 4 or 5, occasionally 6 in far north.
    • Sea State

      Slight or moderate, occasionally rough later in far north.
    • Weather

      Showers.
    • Visibility

      Good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Westerly 4 or 5, occasionally 6 at first in north, becoming variable 3 or 4 later.
    • Sea State

      Slight or moderate, occasionally rough at first in far north.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

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

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

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Westerly or southwesterly 4 or 5, occasionally 6 in north.
    • Sea State

      Slight or moderate, occasionally rough later near Mull of Kintyre.
    • Weather

      Showers.
    • Visibility

      Good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Westerly 4 or 5, occasionally 6 at first in north, veering northwesterly 3 or 4 later.
    • Sea State

      Slight or moderate, occasionally rough at first near Mull of Kintyre.
    • Weather

      Showers, fair later.
    • Visibility

      Good.

    Issued at 00:00 UTC on Saturday 24th Jun

  15. Mull of Kintyre to Ardnamurchan Point * warning

    Mull of Kintyre to Ardnamurchan Point

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwesterly veering westerly 5 or 6, occasionally 7 in north.
    • Sea State

      Moderate or rough, occasionally very rough later near Tiree.
    • Weather

      Showers.
    • Visibility

      Moderate or good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Westerly 5 or 6, veering northwesterly 4 or 5, occasionally 3 later.
    • Sea State

      Moderate or rough.
    • Weather

      Showers, fair later.
    • Visibility

      Good, occasionally moderate.

    Issued at 00:00 UTC on Saturday 24th Jun

  16. The Minch * warning

    The Minch

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwesterly veering westerly 6 or 7, occasionally gale 8 in north.
    • Sea State

      Moderate or rough.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Westerly veering northwesterly 5 or 6, occasionally 7 at first in north, decreasing 3 or 4 later.
    • Sea State

      Moderate, occasionally rough at first.
    • Weather

      Showers, fair later.
    • Visibility

      Good, occasionally moderate at first.

    Issued at 00:00 UTC on Saturday 24th Jun

  17. Ardnamurchan Point to Cape Wrath including the Outer Hebrides * warning

    Ardnamurchan Point to Cape Wrath including the Outer Hebrides

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwesterly veering westerly 6 or 7, occasionally gale 8 in north.
    • Sea State

      Rough or very rough.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      Westerly veering northwesterly 5 or 6, occasionally 7 at first in north, decreasing 3 or 4 later.
    • Sea State

      Rough or very rough, becoming moderate later.
    • Weather

      Showers, fair later.
    • Visibility

      Good, occasionally moderate at first.

    Issued at 00:00 UTC on Saturday 24th Jun

  18. Shetland Isles * warning

    Shetland Isles

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwest 6 to gale 8.
    • Sea State

      Rough or very rough, but moderate at first in shelter.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor later.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      --
    • Sea State

      --
    • Weather

      --
    • Visibility

      --

    Issued at 00:00 UTC on Saturday 24th Jun

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

    Gale Warnings in operation for Sea Area Fair Isle: Southwesterly Gale Force 8, increasing Severe Gale Force 9 soon. Issued at 23/2135 UTC.

    00:00 UTC Sat 24th Jun – 11:59 UTC Sat 24th Jun

    • Wind

      Southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough, but moderate in shelter.
    • Weather

      Showers.
    • Visibility

      Moderate or good.

    12:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwesterly 6 to gale 8, occasionally severe gale 9 later in south.
    • Sea State

      Rough or very rough.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.

    Issued at 00:00 UTC on Saturday 24th Jun

  19. The Channel Islands * warning

    The Channel Islands

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    Strong wind warning

    00:00 UTC Sat 24th Jun – 23:59 UTC Sat 24th Jun

    • Wind

      Southwest 4 to 5, occasionally 6, veering west by midnight Sunday.
    • Sea State

      Slight to moderate, perhaps locally rather rough in the north at times.
    • Weather

      Occasional light rain, drizzle and mist patches from dawn, clearing late evening.
    • Visibility

      Good becoming moderate around dawn, locally poor.

    00:00 UTC Sun 25th Jun – 23:59 UTC Sun 25th Jun

    • Wind

      West 4 to 5, locally 6, decreasing 3 to 4 in the afternoon, becoming variable 1 to 3 in the evening.
    • Sea State

      Slight to moderate, perhaps locally rather rough in the north until afternoon, with a low swell.
    • Weather

      Patchy light rain, drizzle and mist at times from dawn.
    • Visibility

      Moderate to good, occasionally poor.

    Issued at 00:00 UTC on Saturday 24th Jun