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 Fitzroy 1006 moving slowly north, losing its identity by midday tomorrow. New low expected 450 miles west of Shannon 986 by same time

Issued 27 March 16:25 UTC

  1. Viking

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    • Wind

      Northerly 3 or 4, increasing 5 or 6, occasionally 7 later in north, but becoming variable 3 or 4 later in southeast.
    • Sea State

      Slight or moderate, becoming rough in north.
    • Weather

      Fog patches, occasional drizzle.
    • Visibility

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

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    • Wind

      Northerly 3 or 4, increasing 5 or 6, occasionally 7 later in north, but becoming variable 3 or 4 later in southeast.
    • Sea State

      Slight or moderate, becoming rough in north.
    • Weather

      Fog patches, occasional drizzle.
    • Visibility

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

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    • Wind

      Northwesterly 4 or 5, becoming variable 3 or 4 later.
    • Sea State

      Slight or moderate.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  4. Forties

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    • Wind

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

      Moderate in north, otherwise smooth or slight.
    • Weather

      Fog patches, occasional drizzle.
    • Visibility

      Moderate or good, occasionally very poor.
  5. Cromarty

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    • Wind

      Variable, becoming south or southeast, 3 or 4, increasing 5 at times.
    • Sea State

      Smooth or slight.
    • Weather

      Fog patches, occasional drizzle.
    • Visibility

      Moderate or good, occasionally very poor.
  6. Forth

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    • Wind

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

      Smooth or slight.
    • Weather

      Fog patches, occasional drizzle.
    • Visibility

      Moderate or good, occasionally very poor.
  7. Tyne

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    • Wind

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

      Smooth or slight.
    • Weather

      Fog patches, occasional drizzle.
    • Visibility

      Moderate or good, occasionally very poor.
  8. Dogger

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    • Wind

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

      Smooth or slight.
    • Weather

      Fog patches, occasional drizzle.
    • Visibility

      Moderate or good, occasionally very poor.
  9. Fisher

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    • Wind

      In northeast, northwesterly, becoming cyclonic later, 4 or 5. In southwest, variable, becoming southwest later, 3 or 4.
    • Sea State

      In northeast, moderate, becoming slight later. in southwest, smooth or slight.
    • Weather

      In northeast, fog patches, occasional drizzle. In southwest, fog patches.
    • Visibility

      In northeast, moderate or poor. In southwest, moderate or good, occasionally very poor.
  10. German Bight

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    • Wind

      Variable, becoming southwest later, 3 or 4.
    • Sea State

      Smooth or slight.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  11. Humber

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    • Wind

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

      Smooth or slight.
    • Weather

      Fog patches.
    • Visibility

      Moderate or good, occasionally very poor.
  12. Thames

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    • Wind

      Northeast, veering south or southwest, 4 or 5, occasionally 6 later.
    • Sea State

      Smooth or slight.
    • Weather

      Fair.
    • Visibility

      Moderate or good, occasionally poor.
  13. Dover

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    • Wind

      Northeast, veering south or southwest, 4 or 5, occasionally 6 later.
    • Sea State

      Smooth or slight.
    • Weather

      Fair.
    • Visibility

      Moderate or good, occasionally poor.
  14. Wight

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    • Wind

      Northeast, veering south or southwest, 4 or 5.
    • Sea State

      Smooth or slight.
    • Weather

      Fair.
    • Visibility

      Moderate or good, occasionally poor.
  15. Portland

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    • Wind

      Northeast, veering south or southwest, 4 or 5.
    • Sea State

      Smooth or slight, occasionally rough in west.
    • Weather

      Fair.
    • Visibility

      Moderate or good, occasionally poor.
  16. Plymouth

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    • Wind

      Easterly, veering southerly, 4 or 5, increasing 6 at times.
    • Sea State

      Moderate, occasionally rough later in far west.
    • Weather

      Rain later.
    • Visibility

      Good occasionally moderate later.
  17. Biscay

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    • Wind

      In northwest, easterly, veering southerly, 4 or 5, increasing 6 at times. In southeast, variable 3 or 4.
    • Sea State

      In northwest, moderate, occasionally rough later in far west. in southeast, slight or moderate.
    • Weather

      In northwest, rain later. In southeast, fair.
    • Visibility

      In northwest, good occasionally moderate later. In southeast, good.
  18. Trafalgar

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    • Wind

      Westerly or southwesterly 4 or 5, occasionally 6 at first, becoming variable 3 later in southeast.
    • Sea State

      Moderate or rough.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  19. FitzRoy

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    • Wind

      South or southwest 5 to 7, perhaps gale 8 later.
    • Sea State

      Moderate or rough.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  20. Sole

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    • Wind

      East, veering south or southeast, 5 or 6, occasionally 7 later.
    • Sea State

      Moderate or rough.
    • Weather

      Showers, rain later.
    • Visibility

      Moderate or good, occasionally poor.
  21. Lundy

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    • Wind

      East, veering south or southeast, 5 or 6, occasionally 7 later.
    • Sea State

      Slight or moderate.
    • Weather

      Showers, rain later.
    • Visibility

      Moderate or good, occasionally poor.
  22. Fastnet

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    • Wind

      East, veering south or southeast, 5 or 6, occasionally 7 later.
    • Sea State

      Moderate or rough.
    • Weather

      Showers, rain later.
    • Visibility

      Moderate or good, occasionally poor.
  23. Irish Sea

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    • Wind

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

      Smooth or slight, occasionally moderate later.
    • Weather

      Showers later.
    • Visibility

      Good.
  24. Shannon

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    • Wind

      Easterly or southeasterly 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Showers later.
    • Visibility

      Moderate or good, occasionally poor later.
  25. Rockall

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    • Wind

      In south, easterly or southeasterly 5 to 7. In north, easterly or southeasterly 4 or 5, increasing 6 at times later.
    • Sea State

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

      In south, showers later. In north, mainly fair.
    • Visibility

      In south, moderate or good, occasionally poor later. In north, good.
  26. Malin

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    • Wind

      Easterly or southeasterly 4 or 5, increasing 6 at times later.
    • Sea State

      Moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  27. Hebrides

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    • Wind

      Easterly or southeasterly 4 or 5, increasing 6 at times later.
    • Sea State

      Moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  28. Bailey

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    • Wind

      Easterly or southeasterly 4 or 5, increasing 6 at times later.
    • Sea State

      Moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  29. Fair Isle

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    • Wind

      East 5 or 6.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional drizzle, rain at times later.
    • Visibility

      Moderate or good, occasionally poor.
  30. Faeroes

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    • Wind

      East 5 or 6.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional drizzle, rain at times later.
    • Visibility

      Moderate or good, occasionally poor.
  31. Southeast Iceland

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    • Wind

      Easterly 5 or 6, occasionally 7 later in northwest.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional drizzle, rain at times later.
    • Visibility

      Moderate or good, occasionally poor.