Y Tywydd Dyfroedd Gyda'r Glannau

Gosodiadau
Iaith

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

Summary

Pressure will remain high to the south whilst a deep area of low pressure moves northeastwards close to the north of Scotland. There will be gales or severe gales for the north, with a risk of storm force winds for 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

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Northwest 5 or 6, becoming variable 3 or 4, then southeast 5 to 7, veering southwest 6 to gale 8, perhaps severe gale 9 later.
    • Sea State

      Moderate or rough, becoming slight or moderate for a time in east, rough or very rough, becoming very rough or high later in north.
    • Weather

      Rain or squally showers.
    • Visibility

      Moderate or good, occasionally poor.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest veering northwest 7 to severe gale 9, decreasing 6 at times later.
    • Sea State

      Rough or very rough, becoming high for a time in north, becoming moderate or rough later in east.
    • Weather

      Rain or squally showers.
    • Visibility

      Moderate or poor, occasionally good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  2. Rattray Head to Berwick on Tweed * warning

    Rattray Head to Berwick on Tweed

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      West backing southwest 5 to 7, increasing gale 8, perhaps severe gale 9 later.
    • Sea State

      Slight or moderate, becoming moderate or rough and rough or very rough later in northeast.
    • Weather

      Showers, rain for a time.
    • Visibility

      Good occasionally moderate.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest 7 to severe gale 9, occasionally storm 10 at first, veering west 5 to 7 later.
    • Sea State

      Rough or very rough becoming slight or moderate later.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 06:00 UTC on Wednesday 28th Sep

  3. Berwick on Tweed to Whitby * warning

    Berwick on Tweed to Whitby

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      West backing southwest 5 to 7, perhaps gale 8 later.
    • Sea State

      Slight or moderate, becoming moderate or rough later offshore.
    • Weather

      Fair then occasional rain.
    • Visibility

      Good, occasionally moderate.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest veering west 6 to gale 8, occasionally severe gale 9 at first, decreasing 4 or 5 later.
    • Sea State

      Moderate or rough becoming slight or moderate later.
    • Weather

      Squally showers.
    • Visibility

      Good occasionally moderate.

    Issued at 06:00 UTC on Wednesday 28th Sep

  4. Whitby to Gibraltar Point * warning

    Whitby to Gibraltar Point

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      West backing southwest 5 to 7.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional rain later.
    • Visibility

      Mainly good.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest veering west 5 to 7, occasionally gale 8.
    • Sea State

      Slight or moderate.
    • Weather

      Showers later.
    • Visibility

      Mainly good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  5. Gibraltar Point to North Foreland * warning

    Gibraltar Point to North Foreland

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Westerly backing southwesterly 5 or 6, occasionally 7 later.
    • Sea State

      Slight or moderate.
    • Weather

      Fair.
    • Visibility

      Moderate or good.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwesterly veering westerly 5 to 7.
    • Sea State

      Slight or moderate.
    • Weather

      Rain for a time.
    • Visibility

      Good, occasionally moderate.

    Issued at 06:00 UTC on Wednesday 28th Sep

  6. North Foreland to Selsey Bill * warning

    North Foreland to Selsey Bill

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

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

      Slight or moderate.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwesterly 5 to 7, occasionally gale 8 at first, veering westerly 4 or 5 later.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Rain for a time.
    • Visibility

      Moderate or good, occasionally poor at first.

    Issued at 06:00 UTC on Wednesday 28th Sep

  7. Selsey Bill to Lyme Regis * warning

    Selsey Bill to Lyme Regis

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

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

      Slight or moderate.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good, occasionally poor later.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest 5 to 7 veering west 4 or 5.
    • Sea State

      Slight in shelter, otherwise moderate.
    • Weather

      Rain or drizzle at first.
    • Visibility

      Good, occasionally poor at first.

    Issued at 06:00 UTC on Wednesday 28th Sep

  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

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

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

      Rough in far west, otherwise slight or moderate.
    • Weather

      Rain or drizzle later.
    • Visibility

      Moderate or good, occasionally poor later.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest 5 to 7 veering west 4 or 5.
    • Sea State

      Rough in far west, otherwise slight or moderate.
    • Weather

      Rain or drizzle with fog patches, becoming mainly fair.
    • Visibility

      Moderate, occasionally very poor, becoming good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  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

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      West or southwest 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Fair then occasional drizzle with fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      West 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain with fog patches, then showers.
    • Visibility

      Moderate, occasionally very poor, becoming good.

    Issued at 06:00 UTC on Wednesday 28th Sep

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

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

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Southwest 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain or drizzle, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      West or southwest 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  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

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Southwest 5 to 7, occasionally gale 8 later.
    • Sea State

      Slight or moderate, becoming moderate or rough.
    • Weather

      Occasional rain or drizzle with fog patches, fair later.
    • Visibility

      Moderate, occasionally very poor, becoming good later.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      West or southwest 6 to gale 8, decreasing 4 or 5 later.
    • Sea State

      Moderate or rough, becoming slight or moderate later.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  12. Isle of Man * warning

    Isle of Man

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Southwest 4 or 5, backing south or southwest 6 or 7, then veering west or southwest 7 or gale 8.
    • Sea State

      Moderate becoming moderate or rough.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Moderate, occasionally poor, becoming good later.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      West or southwest 7 or gale 8, decreasing 6 or 7, then 4 or 5 later.
    • Sea State

      Moderate or rough, becoming slight or moderate later.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  13. Lough Foyle to Carlingford Lough * warning

    Lough Foyle to Carlingford Lough

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Southwesterly 4 or 5, increasing 6 to gale 8, perhaps severe gale 9 later in north.
    • Sea State

      Slight or moderate, becoming moderate or rough in east, rough or very rough, becoming very rough or high later in north.
    • Weather

      Rain or drizzle for a time, showers later.
    • Visibility

      Good, occasionally poor for a time.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Westerly or southwesterly 6 to gale 8, occasionally severe gale 9 in north, veering westerly or northwesterly 4 or 5.
    • Sea State

      Moderate or rough, becoming slight or moderate in east, very rough or high, becoming moderate or rough later in north.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 06:00 UTC on Wednesday 28th Sep

  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

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Southwesterly 4 or 5, increasing 6 to gale 8.
    • Sea State

      Rough or very rough in far north, otherwise slight or moderate, becoming moderate or rough.
    • Weather

      Rain or drizzle for a time.
    • Visibility

      Good, occasionally poor for a time.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Westerly or southwesterly 6 to gale 8, veering westerly or northwesterly 4 or 5.
    • Sea State

      Very rough at first in far north, otherwise moderate or rough, becoming slight or moderate.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 06:00 UTC on Wednesday 28th Sep

  15. Mull of Kintyre to Ardnamurchan Point * warning

    Mull of Kintyre to Ardnamurchan Point

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Southwest 4 or 5, increasing 6 to gale 8, then increasing severe gale 9, perhaps storm 10 later.
    • Sea State

      Rough or very rough, becoming high later.
    • Weather

      Occasional rain for a time, showers later.
    • Visibility

      Good, occasionally poor for a time.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      West gale 8 or severe gale 9, occasionally storm 10 at first, decreasing 4 or 5.
    • Sea State

      High becoming very rough, then moderate or rough later.
    • Weather

      Occasional rain or squally showers.
    • Visibility

      Moderate or good, occasionally poor.

    Issued at 06:00 UTC on Wednesday 28th Sep

  16. The Minch * warning

    The Minch

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      West backing south 4 or 5, veering southwest 7 to severe gale 9, perhaps storm 10 later.
    • Sea State

      Moderate for a time in central areas, otherwise rough or very rough, becoming high in south.
    • Weather

      Rain for a time then squally showers.
    • Visibility

      Moderate or good, occasionally poor.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest gale 8 to storm 10, veering northwest 6 to gale 8, decreasing 5 at times later.
    • Sea State

      Rough or very rough and high in south, becoming moderate or rough.
    • Weather

      Occasional rain or squally showers.
    • Visibility

      Moderate or poor, occasionally good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  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

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      West backing south 4 or 5, veering southwest 7 to severe gale 9, perhaps storm 10 later.
    • Sea State

      Very rough, becoming high later.
    • Weather

      Rain for a time then squally showers.
    • Visibility

      Moderate or good, occasionally poor.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest gale 8 to storm 10, veering northwest 6 to gale 8, decreasing 5 at times later.
    • Sea State

      High or very high, becoming rough or very rough.
    • Weather

      Occasional rain or squally showers.
    • Visibility

      Moderate or poor, occasionally good.

    Issued at 06:00 UTC on Wednesday 28th Sep

  18. Shetland Isles * warning

    Shetland Isles

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Northwest 5 or 6, becoming variable 3 or 4, then southeast 5 to 7, veering southwest 6 to gale 8 later.
    • Sea State

      Moderate close inshore in east, otherwise rough or very rough.
    • Weather

      Rain for a time, squally showers later.
    • Visibility

      Moderate or good, occasionally poor.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      --
    • Sea State

      --
    • Weather

      --
    • Visibility

      --

    Issued at 06:00 UTC on Wednesday 28th Sep

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

    Gale Warnings in operation for Sea Area Fair Isle: Severe gale force 9 veering westerly and decreasing gale force 8 imminent, then backing southwesterly later.

    06:00 UTC Wed 28th Sep – 17:59 UTC Wed 28th Sep

    • Wind

      Northwest 5 or 6, becoming variable 3 or 4, then southeast 4 or 5 later.
    • Sea State

      Moderate close inshore in east, otherwise rough or very rough.
    • Weather

      Showers then rain.
    • Visibility

      Good occasionally poor later.

    18:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      Southeast 4 or 5, increasing 6 or 7, then veering southwest 6 to gale 8 later.
    • Sea State

      Moderate close inshore in east, otherwise rough or very rough.
    • Weather

      Rain then squally showers.
    • Visibility

      Moderate or good occasionally poor.

    Issued at 06:00 UTC on Wednesday 28th Sep

  19. The Channel Islands * warning

    The Channel Islands

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    Strong wind warning

    06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

    • Wind

      West 3 to 4, backing southwest this afternoon and increasing 4 to 5 by evening, locally variable 2 to 3 in the south, becoming generally southwest overnight, 4 in the south to 6 in the north.
    • Sea State

      Slight to moderate, occasionally rather rough in the north overnight.
    • Weather

      Fair, becoming cloudy overnight risk of a little drizzle by dawn.
    • Visibility

      Good.

    06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

    • Wind

      Southwest 4 to 6, perhaps 7 in the north until midday, veering northwest to west by early afternoon and decreasing 4 to 5, backing southwest overnight.
    • Sea State

      Moderate to rather rough with a low swell.
    • Weather

      Occasional rain or drizzle spreading from the northwest, clearing the far southeast by early evening scattered showers developing Friday morning.
    • Visibility

      Moderate to poor in rain, drizzle and showers, otherwise good.

    Issued at 06:00 UTC on Wednesday 28th Sep

The Minch

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Strong wind warning

06:00 UTC Wed 28th Sep – 05:59 UTC Thu 29th Sep

  • Wind

    West backing south 4 or 5, veering southwest 7 to severe gale 9, perhaps storm 10 later.
  • Sea State

    Moderate for a time in central areas, otherwise rough or very rough, becoming high in south.
  • Weather

    Rain for a time then squally showers.
  • Visibility

    Moderate or good, occasionally poor.

06:00 UTC Thu 29th Sep – 05:59 UTC Fri 30th Sep

  • Wind

    Southwest gale 8 to storm 10, veering northwest 6 to gale 8, decreasing 5 at times later.
  • Sea State

    Rough or very rough and high in south, becoming moderate or rough.
  • Weather

    Occasional rain or squally showers.
  • Visibility

    Moderate or poor, occasionally good.

Issued at 06:00 UTC on Wednesday 28th Sep