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 Bailey 993 expected Faeroes with little change by midday tomorrow. New low expected southeast Viking 995 by same time

Issued 30 June 16:25 UTC

  1. Viking

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    • Wind

      Southerly 4 or 5, backing southeasterly 5 or 6, then becoming cyclonic 5 to 7 later.
    • Sea State

      Moderate, occasionally slight.
    • Weather

      Showers, rain for a time.
    • Visibility

      Moderate or good, occasionally poor.
  2. North Utsire

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    • Wind

      Southerly 4 or 5, backing southeasterly 5 or 6, then becoming cyclonic 5 to 7 later.
    • Sea State

      Moderate, occasionally slight.
    • Weather

      Showers, rain for a time.
    • Visibility

      Moderate or good, occasionally poor.
  3. South Utsire

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    • Wind

      Southerly 4 or 5, backing southeasterly 5 or 6, then becoming cyclonic 5 to 7 later.
    • Sea State

      Moderate, occasionally slight.
    • Weather

      Showers, rain for a time.
    • Visibility

      Moderate or good, occasionally poor.
  4. Forties

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    • Wind

      In east, southerly 4 or 5, backing southeasterly 5 or 6, then becoming cyclonic 5 to 7 later. In west, southerly, veering southwesterly, 4 or 5, increasing 6 at times.
    • Sea State

      In east, moderate, occasionally slight. in west, slight or moderate.
    • Weather

      In east, showers, rain for a time. In west, rain or showers, thundery later.
    • Visibility

      Moderate or good, occasionally poor.
  5. Cromarty

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    • Wind

      Southerly, veering southwesterly, 4 or 5, increasing 6 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers, thundery later.
    • Visibility

      Moderate or good, occasionally poor.
  6. Forth

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    • Wind

      Southerly, veering southwesterly, 4 or 5, increasing 6 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers, thundery later.
    • Visibility

      Moderate or good, occasionally poor.
  7. Tyne

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    • Wind

      South or southwest 4 or 5, becoming cyclonic 6 or 7 for a time.
    • Sea State

      Slight, becoming moderate.
    • Weather

      Rain or showers, thundery later.
    • Visibility

      Moderate or good, occasionally poor.
  8. Dogger

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    • Wind

      South or southwest 4 or 5, becoming cyclonic 6 or 7 for a time.
    • Sea State

      Slight, becoming moderate, occasionally rough.
    • Weather

      Rain or showers, thundery later.
    • Visibility

      Moderate or good, occasionally poor.
  9. Fisher

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    • Wind

      Southwest 4 or 5, becoming cyclonic, then southwest later, 6 or 7.
    • Sea State

      Slight or moderate, occasionally rough later.
    • Weather

      Showers, rain for a time.
    • Visibility

      Good, becoming moderate or poor for a time.
  10. German Bight

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    • Wind

      Southwest 5 to 7.
    • Sea State

      Moderate, occasionally slight at first, then becoming rough for a time.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  11. Humber

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    • Wind

      Southwest 5 to 7.
    • Sea State

      Moderate, occasionally slight at first, then becoming rough for a time.
    • Weather

      Rain or showers, thundery later.
    • Visibility

      Moderate or good, occasionally poor.
  12. Thames

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    • Wind

      Southwest 5 to 7.
    • Sea State

      Moderate, occasionally slight at first, then becoming rough for a time.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  13. Dover

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    • Wind

      Southwest 5 to 7.
    • Sea State

      Moderate, occasionally slight at first.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  14. Wight

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    • Wind

      Southwest 5 to 7.
    • Sea State

      Moderate, occasionally slight at first.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  15. Portland

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    • Wind

      West or southwest 5 or 6.
    • Sea State

      Moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  16. Plymouth

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    • Wind

      West or southwest 5 or 6.
    • Sea State

      Moderate, occasionally rough later.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  17. Biscay

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    • Wind

      Southwest, veering west, 4 or 5.
    • Sea State

      Moderate.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good.
  18. Trafalgar

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    • Wind

      Northerly or northwesterly 4 or 5, occasionally 6 in southeast.
    • Sea State

      Moderate, occasionally rough in southeast.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good.
  19. FitzRoy

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    • Wind

      Westerly or northwesterly 4 or 5, occasionally 6 in north.
    • Sea State

      Moderate, occasionally rough in far north.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good.
  20. Sole

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    • Wind

      West 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain, then showers.
    • Visibility

      Good, occasionally poor at first.
  21. Lundy

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    • Wind

      West 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain, then showers.
    • Visibility

      Good, occasionally poor at first.
  22. Fastnet

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    • Wind

      West 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain, then showers.
    • Visibility

      Good, occasionally poor at first.
  23. Irish Sea

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    • Wind

      Southwest 5 to 7.
    • Sea State

      Slight or moderate.
    • Weather

      Rain then showers, thundery later.
    • Visibility

      Moderate or good, occasionally poor.
  24. Shannon

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    • Wind

      West or northwest 6 or 7.
    • Sea State

      Moderate or rough, becoming rough or very rough.
    • Weather

      Rain, then squally, thundery showers.
    • Visibility

      Moderate or good, occasionally poor.
  25. Rockall

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    • Wind

      West or northwest 6 or 7.
    • Sea State

      Moderate or rough, becoming rough or very rough.
    • Weather

      Rain, then squally, thundery showers.
    • Visibility

      Moderate or good, occasionally poor.
  26. Malin

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    • Wind

      Westerly or southwesterly 5 or 6.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Showers, thundery later.
    • Visibility

      Good, occasionally poor.
  27. Hebrides

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    • Wind

      Westerly or southwesterly 5 or 6.
    • Sea State

      Moderate, occasionally rough.
    • Weather

      Showers, thundery later.
    • Visibility

      Good, occasionally poor.
  28. Bailey

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    • Wind

      In south, westerly or southwesterly 5 or 6. In north, cyclonic 3 or 4.
    • Sea State

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

      In south, showers, thundery later. In north, showers.
    • Visibility

      In south, good, occasionally poor. In north, good.
  29. Fair Isle

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    • Wind

      South or southwest 4 or 5.
    • Sea State

      Moderate, occasionally slight.
    • Weather

      Showers, rain later.
    • Visibility

      Good, occasionally poor later.
  30. Faeroes

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    • Wind

      Cyclonic 3 or 4, occasionally 5 in southeast.
    • Sea State

      Moderate.
    • Weather

      Showers.
    • Visibility

      Good.
  31. Southeast Iceland

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    • Wind

      Northeasterly, 3 or 4 in southeast, 5 or 6 in northwest.
    • Sea State

      Moderate.
    • Weather

      Rain or showers, fog patches in north.
    • Visibility

      Moderate or good, occasionally very poor in north.