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 midday

Low northern Ireland 1007 expected Dogger 1006 by midday tomorrow. Low Norwegian Basin 1003 expected north Faeroes 1003 by same time

Issued 28 July 16:25 UTC

  1. Viking

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    • Wind

      Southwesterly 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  2. North Utsire

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    • Wind

      Southwesterly 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  3. South Utsire

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    • Wind

      Variable, mainly southwesterly veering northwesterly 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  4. Forties

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    • Wind

      Variable, mainly southwesterly veering northwesterly 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  5. Cromarty

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    • Wind

      Variable, mainly southwesterly veering northwesterly 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  6. Forth

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    • Wind

      Variable, mainly southwesterly veering northwesterly 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  7. Tyne

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    • Wind

      South 3 or 4, becoming cyclonic 4 or 5, then northwest 5 or 6 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  8. Dogger

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    • Wind

      South 3 or 4, becoming cyclonic 4 or 5, then northwest 5 or 6 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  9. Fisher

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    • Wind

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

      Slight or moderate.
    • Weather

      Showers, rain later.
    • Visibility

      Good, occasionally poor later.
  10. German Bight

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    • Wind

      In north, variable, mainly southerly or southwesterly 3 or 4, becoming cyclonic 5 or 6 later. In south, variable 3 or 4, becoming southwesterly 4 or 5.
    • Sea State

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

      In north, showers, rain later. In south, rain or showers.
    • Visibility

      In north, good, occasionally poor later. In south, good, occasionally poor.
  11. Humber

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    • Wind

      Variable 3 or 4, becoming southwesterly 4 or 5.
    • Sea State

      Slight.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  12. Thames

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    • Wind

      In north, variable 3 or 4, becoming southwesterly 4 or 5. In south, southwesterly 5 or 6.
    • Sea State

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

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  13. Dover

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    • Wind

      Southwesterly 5 or 6.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  14. Wight

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    • Wind

      Westerly or southwesterly 5 or 6.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional drizzle, fog patches at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  15. Portland

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    • Wind

      Westerly or southwesterly 5 or 6.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional drizzle, fog patches at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  16. Plymouth

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    • Wind

      Westerly or southwesterly 5 or 6.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional drizzle, fog patches at first.
    • Visibility

      Moderate or good, occasionally very poor at first.
  17. Biscay

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    • Wind

      In north, westerly or southwesterly 5 or 6. In south, variable 4.
    • Sea State

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

      In north, occasional drizzle, fog patches at first. In south, fair.
    • Visibility

      In north, moderate or good, occasionally very poor at first. In south, good.
  18. Trafalgar

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    • Wind

      Variable 4 in southeast, otherwise northerly 5 to 7, occasionally gale 8 for a time.
    • Sea State

      Slight in southeast, otherwise moderate or rough.
    • Weather

      Fair.
    • Visibility

      Good.
  19. FitzRoy

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    • Wind

      In south, northerly 5 to 7. In north, westerly 5 or 6, becoming variable, mainly northwesterly, 3 or 4 later.
    • Sea State

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

      In south, fair. In north, occasional rain or drizzle.
    • Visibility

      In south, good. In north, good, occasionally poor.
  20. Sole

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    • Wind

      Westerly 5 or 6, becoming variable, mainly northwesterly, 3 or 4 later.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Good, occasionally poor.
  21. Lundy

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    • Wind

      Westerly 5 or 6, becoming variable, mainly northwesterly, 3 or 4 later.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Good, occasionally poor.
  22. Fastnet

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    • Wind

      Westerly 5 or 6, becoming variable, mainly northwesterly, 3 or 4 later.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Good, occasionally poor.
  23. Irish Sea

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    • Wind

      Southwest veering north 4 or 5, becoming variable 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Occasional rain, fair later.
    • Visibility

      Moderate, occasionally poor, becoming good.
  24. Shannon

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    • Wind

      West 5 to 7, veering north 4 or 5.
    • Sea State

      Moderate or rough.
    • Weather

      Rain then showers.
    • Visibility

      Moderate or poor, becoming good.
  25. Rockall

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    • Wind

      Northeast backing northwest 4 or 5.
    • Sea State

      Moderate.
    • Weather

      Showers.
    • Visibility

      Good.
  26. Malin

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    • Wind

      Northeast backing northwest 4 or 5.
    • Sea State

      Moderate.
    • Weather

      Showers.
    • Visibility

      Good.
  27. Hebrides

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    • Wind

      Northwest 4 or 5, increasing 6 at times.
    • Sea State

      Moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally moderate.
  28. Bailey

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    • Wind

      Northwest 4 or 5, increasing 6 at times.
    • Sea State

      Moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally moderate.
  29. Fair Isle

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    • Wind

      Cyclonic, mainly northwest 4 or 5, increasing 6 at times.
    • Sea State

      Moderate.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good, occasionally poor.
  30. Faeroes

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    • Wind

      Cyclonic, mainly northwest 4 or 5, increasing 6 at times.
    • Sea State

      Moderate, occasionally rough later.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good, occasionally poor.
  31. Southeast Iceland

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    • Wind

      Variable 4 in far west, otherwise northerly 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain, fog patches.
    • Visibility

      Moderate, occasionally very poor.