Y Tywydd Rhagolwg Llongau

Gosodiadau
Iaith

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

Map of shipping forecast areas

The general synopsis at 0600

New high expected northern France 1023 by 0600 tomorrow

Issued 30 May 10:30 UTC

  1. Viking

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    • Wind

      Variable 4 becoming westerly or northwesterly 5 to 7, perhaps gale 8 for a time later in south.
    • Sea State

      Slight becoming moderate, then occasionally rough.
    • Weather

      Rain or showers, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  2. North Utsire

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    • Wind

      Variable 4 becoming westerly or northwesterly 5 to 7.
    • Sea State

      Slight becoming moderate.
    • Weather

      Rain or showers, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  3. South Utsire

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    • Wind

      Variable 4 becoming westerly or northwesterly 5 to 7, perhaps gale 8 for a time later.
    • Sea State

      Slight becoming moderate, then occasionally rough.
    • Weather

      Rain or showers, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  4. Forties

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    • Wind

      Variable 4 becoming westerly or northwesterly 5 to 7, perhaps gale 8 for a time later.
    • Sea State

      Slight becoming moderate, then occasionally rough.
    • Weather

      Rain or showers, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  5. Cromarty

    Gale Warning: Gale warning issued 30 May 09:44 UTC

    Westerly gale force 8 expected soon

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    • Wind

      Variable 4, becoming west 5 to 7 for a time, occasionally gale 8 for a time.
    • Sea State

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

      Rain and fog patches for a time at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  6. Forth

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    • Wind

      Variable 4, becoming west 5 to 7 for a time.
    • Sea State

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

      Rain and fog patches for a time at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  7. Tyne

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    • Wind

      Variable 4, becoming west 5 to 7 for a time.
    • Sea State

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

      Rain and fog patches for a time at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  8. Dogger

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    • Wind

      Variable 4, becoming west 5 to 7 for a time.
    • Sea State

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

      Rain and fog patches for a time at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  9. Fisher

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    • Wind

      West 4 increasing 5 to 7, perhaps gale 8 later.
    • Sea State

      Slight becoming moderate, then becoming rough later.
    • Weather

      Rain or showers, fog patches at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  10. German Bight

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    • Wind

      West 4 increasing 5 to 7.
    • Sea State

      Slight becoming moderate, then becoming rough later in north.
    • Weather

      Rain or showers, fog patches at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  11. Humber

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    • Wind

      Southwest veering northwest 3 or 4, increasing 5 at times.
    • Sea State

      Slight, occasionally moderate in north and east.
    • Weather

      Fog patches then fair.
    • Visibility

      Moderate to very poor, becoming good.
  12. Thames

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    • Wind

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

      Slight, occasionally moderate at first.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.
  13. Dover

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    • Wind

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

      Slight, occasionally moderate at first.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.
  14. Wight

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    • Wind

      Southwest 4 or 5 becoming variable 3 or 4.
    • Sea State

      Slight, occasionally moderate at first.
    • Weather

      Fog patches developing.
    • Visibility

      Moderate or good, occasionally very poor.
  15. Portland

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    • Wind

      Southwest 4 or 5 becoming variable 3 or 4.
    • Sea State

      Slight, occasionally moderate at first.
    • Weather

      Fog patches developing.
    • Visibility

      Moderate or good, occasionally very poor.
  16. Plymouth

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    • Wind

      Southwest 4 or 5 becoming variable 3 or 4.
    • Sea State

      Slight, occasionally moderate at first.
    • Weather

      Fog patches developing.
    • Visibility

      Moderate or good, occasionally very poor.
  17. Biscay

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    • Wind

      Variable 3 or 4.
    • Sea State

      Slight.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  18. Trafalgar

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    • Wind

      North 4 or 5, occasionally 6 later.
    • Sea State

      Slight or moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  19. FitzRoy

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    • Wind

      In southeast, variable 3 becoming cyclonic 4 or 5. In northwest, variable mainly southwesterly, becoming southerly later, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      In southeast, fair. In northwest, drizzle, fog patches.
    • Visibility

      In southeast, good, occasionally poor. In northwest, moderate or good, occasionally very poor.
  20. Sole

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    • Wind

      Variable mainly southwesterly, becoming southerly later, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Drizzle, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  21. Lundy

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    • Wind

      Variable mainly southwesterly, becoming southerly later, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Drizzle, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  22. Fastnet

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    • Wind

      Variable mainly southwesterly, becoming southerly later, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Drizzle, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  23. Irish Sea

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    • Wind

      In south, variable mainly southwesterly, becoming southerly later, 3 or 4, increasing 5 at times. In north, southwesterly veering northwesterly 4 or 5, becoming variable 3 or 4 later.
    • Sea State

      In south, slight or moderate. in north, slight, occasionally moderate at first.
    • Weather

      In south, drizzle, fog patches. In north, showers then fair.
    • Visibility

      In south, moderate or good, occasionally very poor. In north, good, occasionally poor at first.
  24. Shannon

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    • Wind

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

      Moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  25. Rockall

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    • Wind

      In south, variable 3 or 4, becoming southerly 5 or 6 later. In north, westerly 5 to 7, backing southerly 4 later, then increasing 5 or 6 again later.
    • Sea State

      In south, moderate. in north, moderate or rough.
    • Weather

      In south, mainly fair. In north, rain for a time.
    • Visibility

      In south, good. In north, good, occasionally poor.
  26. Malin

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    • Wind

      Westerly 5 to 7, backing southerly 4 later.
    • Sea State

      Moderate or rough.
    • Weather

      Rain for a time.
    • Visibility

      Good, occasionally poor.
  27. Hebrides

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    • Wind

      Westerly 5 to 7, backing southerly 4 later.
    • Sea State

      Moderate or rough.
    • Weather

      Rain for a time.
    • Visibility

      Good, occasionally poor.
  28. Bailey

    Gale Warning: Gale warning issued 30 May 11:17 UTC

    Westerly gale force 8 imminent

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    • Wind

      Westerly 5 to 7, backing southerly 4 later.
    • Sea State

      Moderate or rough.
    • Weather

      Rain for a time.
    • Visibility

      Good, occasionally poor.
  29. Fair Isle

    Gale Warning: Gale warning issued 30 May 09:44 UTC

    Westerly gale force 8 expected soon

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    • Wind

      Variable 4 becoming west 6 to gale 8, decreasing 4 or 5 later.
    • Sea State

      Slight or moderate becoming moderate or rough.
    • Weather

      Occasional rain, fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  30. Faeroes

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    • Wind

      Easterly becoming cyclonic, 5 to 7, then becoming variable 4 later.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Rain then fair.
    • Visibility

      Good, occasionally poor.
  31. Southeast Iceland

    Gale Warning: Gale warning issued 30 May 12:10 UTC

    Northeasterly gale force 8 imminent

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    • Wind

      Easterly becoming cyclonic, 5 to 7, then becoming variable 4 later.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Rain then fair.
    • Visibility

      Good, occasionally poor.