Y Tywydd Dyfroedd Gyda'r Glannau

Gosodiadau
Iaith

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

Summary

Low pressure will remain centred to the west of the British Isles throughout, giving unsettled and at times rather windy weather, though mainly across northern and western areas.

* 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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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Variable, becoming easterly or southeasterly, 3 or 4, occasionally 5 later.
    • Sea State

      Slight or moderate, but smooth or slight in Moray Firth.
    • Weather

      Fog patches and occasional rain.
    • Visibility

      Moderate, occasionally very poor.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southeasterly 3 or 4, veering southwesterly 4 or 5, then becoming variable 3 or 4 later in south.
    • Sea State

      Slight or moderate, but smooth or slight in Moray Firth.
    • Weather

      Rain at first.
    • Visibility

      Good, occasionally poor at first.

    Issued at 12:00 UTC on Thursday 30th Mar

  2. Rattray Head to Berwick on Tweed

    Rattray Head to Berwick on Tweed

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      South or southeast 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good, occasionally poor.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southeast veering southwest 4 or 5, then backing southeast 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain at first, showers later.
    • Visibility

      Good, occasionally moderate at first.

    Issued at 12:00 UTC on Thursday 30th Mar

  3. Berwick on Tweed to Whitby

    Berwick on Tweed to Whitby

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      South 3 or 4, backing southeast 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional rain.
    • Visibility

      Good, occasionally moderate.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southeast veering southwest 4 or 5, then backing southeast 3 or 4 later.
    • Sea State

      Slight, occasionally moderate at first.
    • Weather

      Rain at first, showers later.
    • Visibility

      Good, occasionally moderate at first.

    Issued at 12:00 UTC on Thursday 30th Mar

  4. Whitby to Gibraltar Point

    Whitby to Gibraltar Point

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      South or southwest 4 or 5.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Showers.
    • Visibility

      Good.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southwest 4 or 5, backing southeast 3 or 4.
    • Sea State

      Slight, occasionally moderate at first.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 12:00 UTC on Thursday 30th Mar

  5. Gibraltar Point to North Foreland

    Gibraltar Point to North Foreland

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly or southeasterly 4 or 5.
    • Sea State

      Slight, occasionally moderate in east.
    • Weather

      Showers later.
    • Visibility

      Good.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly 4 or 5, backing southeasterly 3 or 4.
    • Sea State

      Slight, occasionally moderate at first in east.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 12:00 UTC on Thursday 30th Mar

  6. North Foreland to Selsey Bill

    North Foreland to Selsey Bill

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly or southeasterly 4 or 5, occasionally 3 at first.
    • Sea State

      Slight or moderate.
    • Weather

      Showers later.
    • Visibility

      Good, occasionally moderate later.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly or southwesterly 4 or 5, occasionally 3 later.
    • Sea State

      Slight or moderate.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 12:00 UTC on Thursday 30th Mar

  7. Selsey Bill to Lyme Regis * warning

    Selsey Bill to Lyme Regis

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    Strong wind warning

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly or southeasterly 3 or 4, veering southwesterly 4 or 5 later, occasionally 6 later in west.
    • Sea State

      Moderate, but slight in shelter.
    • Weather

      Rain or showers later.
    • Visibility

      Good, occasionally moderate later.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly or southwesterly 4 or 5, occasionally 3 later.
    • Sea State

      Moderate, but slight in shelter.
    • Weather

      Showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 12:00 UTC on Thursday 30th Mar

  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

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly 4 or 5, occasionally 6 in west, veering southwesterly 5 to 7 later.
    • Sea State

      Moderate or rough, but moderate in Lyme Bay.
    • Weather

      Fair at first in east, otherwise rain or showers.
    • Visibility

      Moderate or good, occasionally poor in west.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

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

      Moderate or rough, but moderate in Lyme Bay.
    • Weather

      Thundery showers.
    • Visibility

      Moderate or good.

    Issued at 12:00 UTC on Thursday 30th Mar

  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

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly 4 or 5, occasionally 6 in west, veering southwesterly 5 to 7 later.
    • Sea State

      Slight or moderate in east, but moderate or rough in west.
    • Weather

      Fair at first in east, otherwise rain or showers.
    • Visibility

      Moderate or good, occasionally poor in west.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southwesterly 5 or 6, backing southerly 4 or 5, then veering westerly or northwesterly 3 or 4 later.
    • Sea State

      Slight or moderate in east, but moderate or rough in west.
    • Weather

      Thundery showers.
    • Visibility

      Moderate or good.

    Issued at 12:00 UTC on Thursday 30th Mar

  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

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      South or southwest 5 or 6.
    • Sea State

      Moderate, occasionally rough in southwest.
    • Weather

      Rain at times, showers later.
    • Visibility

      Moderate or good, occasionally poor.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southwest 5 or 6, backing south 4 or 5, then becoming variable 3 or 4 later.
    • Sea State

      Moderate, occasionally rough in far southwest.
    • Weather

      Thundery showers.
    • Visibility

      Moderate or good.

    Issued at 12:00 UTC on Thursday 30th Mar

  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

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly, veering southwesterly later, 4 or 5, occasionally 6 in north.
    • Sea State

      Slight or moderate, but smooth or slight in Liverpool Bay.
    • Weather

      Rain at times and fog patches.
    • Visibility

      Moderate, occasionally very poor.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southwesterly 5 or 6, backing southeasterly 4 or 5, then becoming variable 2 or 3 later.
    • Sea State

      Slight or moderate, but smooth or slight in Liverpool Bay.
    • Weather

      Rain at first, then showers.
    • Visibility

      Moderate or good.

    Issued at 12:00 UTC on Thursday 30th Mar

  12. Isle of Man * warning

    Isle of Man

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    Strong wind warning

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      South, veering southwest later, 5 or 6.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional rain and fog patches, fair later.
    • Visibility

      Moderate, occasionally very poor, becoming good later.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

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

      Slight or moderate.
    • Weather

      Showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 12:00 UTC on Thursday 30th Mar

  13. Lough Foyle to Carlingford Lough * warning

    Lough Foyle to Carlingford Lough

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    Strong wind warning

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly or southeasterly 4 or 5, occasionally 6 in east.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers and fog patches.
    • Visibility

      Moderate, occasionally very poor.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly or southeasterly 4 or 5, occasionally 6 at first in east, becoming variable 2 or 3 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain at first, then showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 12:00 UTC on Thursday 30th Mar

  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

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly or southeasterly 4 or 5, occasionally 6 in North Channel.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers and fog patches.
    • Visibility

      Moderate, occasionally very poor.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly or southeasterly 4 or 5, occasionally 6 at first in North Channel, becoming variable 2 or 3 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain at first, then showers.
    • Visibility

      Good, occasionally moderate.

    Issued at 12:00 UTC on Thursday 30th Mar

  15. Mull of Kintyre to Ardnamurchan Point * warning

    Mull of Kintyre to Ardnamurchan Point

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    Strong wind warning

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly or southeasterly 4 or 5, occasionally 6 at first in far south.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor in south.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly or southeasterly 3 or 4, occasionally 5 at first, becoming variable 2 or 3 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain at first, then showers.
    • Visibility

      Good, occasionally moderate at first.

    Issued at 12:00 UTC on Thursday 30th Mar

  16. The Minch

    The Minch

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly backing southeasterly 4 or 5, then veering southwesterly 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly or southwesterly 3 or 4, occasionally 5 in north, becoming variable 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 12:00 UTC on Thursday 30th Mar

  17. Ardnamurchan Point to Cape Wrath including the Outer Hebrides

    Ardnamurchan Point to Cape Wrath including the Outer Hebrides

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Southerly backing southeasterly 4 or 5, then veering southwesterly 3 or 4 later.
    • Sea State

      Moderate, occasionally rough in west.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly or southwesterly 3 or 4, occasionally 5 in north, becoming variable 3 or 4 later.
    • Sea State

      Moderate, occasionally rough in west.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 12:00 UTC on Thursday 30th Mar

  18. Shetland Isles * warning

    Shetland Isles

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    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      Variable 2 or 3, becoming south 3 or 4, then backing east or southeast 4 or 5 later.
    • Sea State

      Moderate.
    • Weather

      Fog patches, occasional rain later.
    • Visibility

      Moderate, occasionally very poor.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      --
    • Sea State

      --
    • Weather

      --
    • Visibility

      --

    Issued at 12:00 UTC on Thursday 30th Mar

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

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

    12:00 UTC Thu 30th Mar – 23:59 UTC Thu 30th Mar

    • Wind

      Variable 2 or 3, becoming south 3 or 4.
    • Sea State

      Moderate.
    • Weather

      Fog patches in southeast
    • Visibility

      Moderate, occasionally very poor in southeast.

    00:00 UTC Fri 31st Mar – 11:59 UTC Fri 31st Mar

    • Wind

      South 3 or 4, backing east or southeast 4 or 5.
    • Sea State

      Moderate.
    • Weather

      Fog patches and occasional rain.
    • Visibility

      Moderate, occasionally very poor.

    Issued at 12:00 UTC on Thursday 30th Mar

  19. The Channel Islands * warning

    The Channel Islands

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    Strong wind warning

    12:00 UTC Thu 30th Mar – 11:59 UTC Fri 31st Mar

    • Wind

      South to southeast 4 to 5, veering south to southwest this evening, perhaps locally 6 overnight.
    • Sea State

      Slight to moderate, locally rather rough in the north and west by morning.
    • Weather

      Occasional rain overnight, clearing Friday morning.
    • Visibility

      Good, occasionally moderate to poor overnight.

    12:00 UTC Fri 31st Mar – 11:59 UTC Sat 1st Apr

    • Wind

      Southerly 4 to 5, perhaps locally 6, veering southwest Saturday morning and decreasing 3 to 4 later.
    • Sea State

      Slight to moderate with swell, locally rather rough in the north.
    • Weather

      Scattered showers developing with a risk of thunder, especially overnight.
    • Visibility

      Good, occasionally moderate in showers.

    Issued at 12:00 UTC on Thursday 30th Mar