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

Low Dogger 1009 expected southern Sweden 1001 by 0600 tomorrow. High 500 miles west of Fitzroy 1025 expected just west of Fitzroy 1028 by same time. Low Lundy 1009 losing its identity

Issued 28 August 10:30 UTC

  1. Viking

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    • Wind

      Variable 3 or 4, becoming northwesterly 4 or 5, occasionally 6 later in southeast.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers, fair later.
    • Visibility

      Good, occasionally poor at first.
  2. North Utsire

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    • Wind

      Variable 3 or 4, becoming northwesterly 4 or 5, occasionally 6 later in southeast.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers, fair later.
    • Visibility

      Good, occasionally poor at first.
  3. South Utsire

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    • Wind

      Northeasterly backing northwesterly 5 or 6, occasionally 7.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  4. Forties

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    • Wind

      In southeast, northeasterly backing northwesterly 5 or 6. In northwest, variable, mainly northeasterly backing northwesterly 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      In southeast, rain or showers. In northwest, showers.
    • Visibility

      In southeast, good, occasionally poor. In northwest, mainly good.
  5. Cromarty

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    • Wind

      Variable, mainly northeasterly backing northwesterly 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Showers.
    • Visibility

      Mainly good.
  6. Forth

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    • Wind

      Variable, mainly northeasterly backing northwesterly 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Showers.
    • Visibility

      Mainly good.
  7. Tyne

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    • Wind

      Variable, mainly northeasterly backing northwesterly 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Showers.
    • Visibility

      Mainly good.
  8. Dogger

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    • Wind

      Cyclonic becoming westerly or northwesterly 4 or 5, occasionally 6 in east.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  9. Fisher

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    • Wind

      Cyclonic, becoming northwesterly, 5 to 7, perhaps gale 8 later in east.
    • Sea State

      Slight or moderate, becoming moderate or rough.
    • Weather

      Rain or squally thundery showers.
    • Visibility

      Good, occasionally poor.
  10. German Bight

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    • Wind

      Cyclonic, becoming northwesterly, 5 to 7, perhaps gale 8 later in east.
    • Sea State

      Slight or moderate, becoming moderate or rough.
    • Weather

      Rain or squally thundery showers.
    • Visibility

      Good, occasionally poor.
  11. Humber

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    • Wind

      Southwesterly 5 to 7, veering northwesterly 4 or 5.
    • Sea State

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

      Showers.
    • Visibility

      Mainly good.
  12. Thames

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    • Wind

      Southwesterly 5 to 7, veering northwesterly 4 or 5.
    • Sea State

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

      Showers.
    • Visibility

      Mainly good.
  13. Dover

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    • Wind

      Southwesterly 5 to 7, veering northwesterly 4 or 5.
    • Sea State

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

      Showers.
    • Visibility

      Mainly good.
  14. Wight

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    • Wind

      Southwesterly 5 to 7, veering northwesterly 4 or 5.
    • Sea State

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

      Showers.
    • Visibility

      Mainly good.
  15. Portland

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    • Wind

      Southwesterly 5 to 7, veering northwesterly 4 or 5.
    • Sea State

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

      Showers.
    • Visibility

      Mainly good.
  16. Plymouth

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    • Wind

      Southwesterly 5 to 7, veering northwesterly 4 or 5.
    • Sea State

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

      Showers.
    • Visibility

      Mainly good.
  17. Biscay

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    • Wind

      In north, southwesterly 5 to 7, veering northwesterly 4 or 5. In south, westerly 4 or 5, veering northwesterly 3 or 4 later.
    • Sea State

      In north, moderate or rough, becoming slight or moderate later. in south, slight or moderate.
    • Weather

      Showers.
    • Visibility

      In north, mainly good. In south, good.
  18. Trafalgar

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    • Wind

      Northerly or northwesterly 4 or 5, occasionally 6 later, becoming variable 3 at times.
    • Sea State

      Slight or moderate, occasionally rough.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good.
  19. FitzRoy

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    • Wind

      In south, northerly 4 or 5, occasionally 6 in east. In north, westerly or northwesterly 5 or 6, decreasing 3 or 4.
    • Sea State

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

      Mainly fair.
    • Visibility

      Good.
  20. Sole

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    • Wind

      Westerly or northwesterly 5 or 6, decreasing 3 or 4.
    • Sea State

      Moderate or rough, becoming slight or moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  21. Lundy

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    • Wind

      Northwest backing west later, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Showers at first.
    • Visibility

      Good.
  22. Fastnet

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    • Wind

      Northwest backing west later, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Showers at first.
    • Visibility

      Good.
  23. Irish Sea

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    • Wind

      Northwest backing west later, 4 or 5, occasionally 6 at first.
    • Sea State

      Smooth or slight, becoming slight or moderate for a time.
    • Weather

      Showers at first.
    • Visibility

      Good.
  24. Shannon

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    • Wind

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

      Slight or moderate.
    • Weather

      Fair then rain or drizzle.
    • Visibility

      Good, occasionally poor.
  25. Rockall

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    • Wind

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

      Slight or moderate.
    • Weather

      Fair then rain or drizzle.
    • Visibility

      Good, occasionally poor.
  26. Malin

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    • Wind

      North backing south later, 4 or 5, increasing 6 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Rain later.
    • Visibility

      Good.
  27. Hebrides

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    • Wind

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

      Slight or moderate.
    • Weather

      Rain later.
    • Visibility

      Good.
  28. Bailey

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    • Wind

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

      Slight or moderate.
    • Weather

      Rain later.
    • Visibility

      Good.
  29. Fair Isle

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    • Wind

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

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Mainly good.
  30. Faeroes

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    • Wind

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

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Mainly good.
  31. Southeast Iceland

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    • Wind

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

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Mainly good.