Y Tywydd Dyfroedd Gyda'r Glannau

Gosodiadau
Iaith

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

Summary

An area of high pressure will bring settled conditions to most of the United Kingdom during Friday. However heavy showers and thunderstorms will move across southern and western parts later in the day and across most other areas overnight.

* 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

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 or 4 becoming east 4 or 5, increasing 6 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East or southeast 5 or 6, occasionally 7 at first near Sutherland, becoming variable 3 or 4 later.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Rain or thundery showers, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 05:00 UTC on Friday 3rd Jul

  2. Rattray Head to Berwick on Tweed * warning

    Rattray Head to Berwick on Tweed

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 or 4 becoming east 4 or 5, occasionally 6 later.
    • Sea State

      Slight, becoming slight or moderate later.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

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

      Slight or moderate, becoming slight.
    • Weather

      Rain or thundery showers at first, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 05:00 UTC on Friday 3rd Jul

  3. Berwick on Tweed to Whitby

    Berwick on Tweed to Whitby

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    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 becoming east 4 or 5.
    • Sea State

      Slight, becoming slight or moderate later.
    • Weather

      Rain or thundery showers and fog patches later.
    • Visibility

      Moderate or good, occasionally very poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East 4 or 5, occasionally 6 at first, veering south or southwest 3 or 4.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Rain or thundery showers then fair.
    • Visibility

      Moderate or good.

    Issued at 05:00 UTC on Friday 3rd Jul

  4. Whitby to Gibraltar Point * warning

    Whitby to Gibraltar Point

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 becoming east 3 or 4, increasing 5 or 6 later.
    • Sea State

      Slight, becoming slight or moderate later.
    • Weather

      Thundery showers and fog patches later.
    • Visibility

      Moderate or good, occasionally very poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East 4 or 5, occasionally 6 at first, veering southwest 3 or 4, becoming variable 2 later.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Fair.
    • Visibility

      Moderate or good.

    Issued at 05:00 UTC on Friday 3rd Jul

  5. Gibraltar Point to North Foreland * warning

    Gibraltar Point to North Foreland

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Northerly 3 or 4 veering easterly or southeasterly 4 or 5, occasionally 6 later.
    • Sea State

      Slight, becoming slight or moderate later.
    • Weather

      Thundery showers and fog patches later.
    • Visibility

      Moderate or good, occasionally very poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      Southeasterly veering southerly or southwesterly, 4 or 5, becoming variable 3 later.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    Issued at 05:00 UTC on Friday 3rd Jul

  6. North Foreland to Selsey Bill * warning

    North Foreland to Selsey Bill

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Easterly or northeasterly 3 or 4 increasing 5 to 7, then veering southwesterly 4 or 5 later.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      Southwesterly 4 or 5, occasionally 6 in east, becoming variable 2 or 3 later.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.

    Issued at 05:00 UTC on Friday 3rd Jul

  7. Selsey Bill to Lyme Regis * warning

    Selsey Bill to Lyme Regis

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      East 3 or 4 increasing 5 or 6, then veering southwest 4 or 5 later.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Thundery showers for a time later.
    • Visibility

      Moderate or good.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      Southwest 4 or 5, backing south 3 later.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Mainly fair.
    • Visibility

      Good, occasionally moderate.

    Issued at 05:00 UTC on Friday 3rd Jul

  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

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      East or southeast 3 or 4 increasing 5 or 6, then veering southwest 4 or 5 later.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Thundery showers for a time later.
    • Visibility

      Moderate or good.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      South or southwest 4 or 5.
    • Sea State

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

      Showers later.
    • Visibility

      Good.

    Issued at 05:00 UTC on Friday 3rd Jul

  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

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      East or southeast, veering southwest later, 4 or 5, occasionally 6 later.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Thundery showers for a time later.
    • Visibility

      Moderate or good, occasionally poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      South or southwest 4 or 5, occasionally 6 at first, becoming variable 3 at times in Bristol Channel.
    • Sea State

      Slight or moderate.
    • Weather

      Showers later.
    • Visibility

      Good.

    Issued at 05:00 UTC on Friday 3rd Jul

  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

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      East or southeast 3 or 4, increasing 5 to 7 for a time.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Thundery showers for a time later.
    • Visibility

      Moderate or good, occasionally poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      Southerly or southeasterly, veering southwesterly for a time, 4 or 5, occasionally 6 in north.
    • Sea State

      Slight or moderate.
    • Weather

      Showers later.
    • Visibility

      Good.

    Issued at 05:00 UTC on Friday 3rd Jul

  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

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 or 4, becoming east 5 to 7 later.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Rain or thundery showers later.
    • Visibility

      Moderate or good, occasionally poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      Easterly or southeasterly, veering southwesterly for a time, 5 or 6, occasionally 4 in south.
    • Sea State

      Slight or moderate.
    • Weather

      Showers later.
    • Visibility

      Moderate or good.

    Issued at 05:00 UTC on Friday 3rd Jul

  12. Isle of Man * warning

    Isle of Man

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      South 3 or 4 backing east 4 or 5, increasing 6 or 7 later.
    • Sea State

      Slight becoming moderate.
    • Weather

      Rain or thundery showers later.
    • Visibility

      Good, occasionally poor.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East or southeast veering south, 5 or 6, decreasing 4 at times later.
    • Sea State

      Slight or moderate.
    • Weather

      Showers.
    • Visibility

      Good.

    Issued at 05:00 UTC on Friday 3rd Jul

  13. Lough Foyle to Carlingford Lough * warning

    Lough Foyle to Carlingford Lough

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      South or southeast 3 increasing 4 or 5, then backing east 5 to 7 later.
    • Sea State

      Slight, becoming slight or moderate later.
    • Weather

      Rain or thundery showers later.
    • Visibility

      Moderate or good, occasionally poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      Easterly veering southerly 5 or 6, becoming variable 3 or 4 for a time in north.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or thundery showers.
    • Visibility

      Good, occasionally poor.

    Issued at 05:00 UTC on Friday 3rd Jul

  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

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 or 4, becoming southeasterly 4 or 5 except in Firth of Clyde, then backing easterly 5 to 7 later.
    • Sea State

      Slight, becoming slight or moderate later.
    • Weather

      Rain or thundery showers later.
    • Visibility

      Moderate or good, occasionally poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East 5 or 6 veering south or southeast 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Thundery showers.
    • Visibility

      Good, occasionally poor at first.

    Issued at 05:00 UTC on Friday 3rd Jul

  15. Mull of Kintyre to Ardnamurchan Point * warning

    Mull of Kintyre to Ardnamurchan Point

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Southeast 4 or 5, occasionally 3 at first, then backing east 5 to 7 later.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Rain or thundery showers later.
    • Visibility

      Good, occasionally poor later.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East or southeast 5 to 7 becoming variable 3 or 4, then southeast 4 or 5 later.
    • Sea State

      Slight or moderate, becoming rough for a time at first near Tiree.
    • Weather

      Thundery showers.
    • Visibility

      Good, occasionally poor at first.

    Issued at 05:00 UTC on Friday 3rd Jul

  16. The Minch * warning

    The Minch

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 or 4 becoming east 4 or 5, occasionally 6 later.
    • Sea State

      Slight, becoming slight or moderate later.
    • Weather

      Fair.
    • Visibility

      Good, occasionally moderate at first.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East 5 or 6 veering south or southeast 4 or 5, occasionally 3 later.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Rain or thundery showers.
    • Visibility

      Good, occasionally poor.

    Issued at 05:00 UTC on Friday 3rd Jul

  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

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 3 or 4 becoming east 4 or 5, occasionally 6 later.
    • Sea State

      Slight, becoming slight or moderate.
    • Weather

      Fair.
    • Visibility

      Good, occasionally moderate at first.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      East 5 or 6, occasionally 7 at first, veering south or southeast 4 or 5, decreasing 3 at times later.
    • Sea State

      Slight or moderate, becoming moderate or rough for a time at first except near Sutherland.
    • Weather

      Rain or thundery showers.
    • Visibility

      Good, occasionally poor.

    Issued at 05:00 UTC on Friday 3rd Jul

  18. Shetland Isles * warning

    Shetland Isles

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    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Northwest becoming variable then east, 3 or 4.
    • Sea State

      Slight or moderate, becoming slight.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      --
    • Sea State

      --
    • Weather

      --
    • Visibility

      --

    Issued at 05:00 UTC on Friday 3rd Jul

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

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

    05:00 UTC Fri 3rd Jul – 16:59 UTC Fri 3rd Jul

    • Wind

      West or northwest 3 or 4, becoming variable 2 or 3 later.
    • Sea State

      Slight, but moderate at first in east.
    • Weather

      Mist patches.
    • Visibility

      Moderate or good, occasionally poor.

    17:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Variable 2 or 3, becoming east or northeast 3 or 4, occasionally 5 later.
    • Sea State

      Slight.
    • Weather

      Mist or fog patches.
    • Visibility

      Moderate or good, occasionally very poor.

    Issued at 05:00 UTC on Friday 3rd Jul

  19. The Channel Islands * warning

    The Channel Islands

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    Strong wind warning

    05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

    • Wind

      Easterly 3 or 4, increasing 4 or 5 in the afternoon, occasionally 6, veering southwesterly 3 or 4 by midnight, occasionally 5 in the west.
    • Sea State

      Slight, becoming moderate in the north and west of the area.
    • Weather

      Risk of fog patches, isolated thundery showers likely from late afternoon.
    • Visibility

      Good, occasionally moderate to very poor.

    05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

    • Wind

      Southerly or southwesterly 3 or 4, perhaps 5 in the west at first, decreasing 1 to 3 by midday and becoming variable for a time near the Brittany coast in the afternoon and evening.
    • Sea State

      Slight, perhaps moderate in the west at first, with a low swell.
    • Weather

      Isolated thundery showers, and a risk of fog patches, clearing early Saturday afternoon.
    • Visibility

      Moderate or good, locally very poor in any fog, becoming good.

    Issued at 05:00 UTC on Friday 3rd Jul

Ardnamurchan Point to Cape Wrath including the Outer Hebrides

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Strong wind warning

05:00 UTC Fri 3rd Jul – 04:59 UTC Sat 4th Jul

  • Wind

    Variable 3 or 4 becoming east 4 or 5, occasionally 6 later.
  • Sea State

    Slight, becoming slight or moderate.
  • Weather

    Fair.
  • Visibility

    Good, occasionally moderate at first.

05:00 UTC Sat 4th Jul – 04:59 UTC Sun 5th Jul

  • Wind

    East 5 or 6, occasionally 7 at first, veering south or southeast 4 or 5, decreasing 3 at times later.
  • Sea State

    Slight or moderate, becoming moderate or rough for a time at first except near Sutherland.
  • Weather

    Rain or thundery showers.
  • Visibility

    Good, occasionally poor.

Issued at 05:00 UTC on Friday 3rd Jul