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 1800

High Lundy 1026 dissipating

Issued 22 September 23:15 UTC

  1. Viking

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    • Wind

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

      Slight or moderate.
    • Weather

      Rain then showers.
    • Visibility

      Good, occasionally moderate.
  2. North Utsire

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    • Wind

      Northwesterly 3 or 4 becoming cyclonic 4 or 5, increasing 6 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Fair then rain or showers.
    • Visibility

      Good, occasionally poor.
  3. South Utsire

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    • Wind

      Northwesterly 3 or 4 becoming cyclonic 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Fair then rain or showers.
    • Visibility

      Good, occasionally poor.
  4. Forties

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    • Wind

      West or southwest, veering northwest for a time, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  5. Cromarty

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    • Wind

      West or southwest, veering northwest for a time, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  6. Forth

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    • Wind

      West or southwest, veering northwest for a time, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  7. Tyne

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    • Wind

      West or southwest, veering northwest for a time, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Fair then rain or showers.
    • Visibility

      Good, occasionally poor.
  8. Dogger

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    • Wind

      West or southwest, veering northwest for a time, 3 or 4, increasing 5 at times.
    • Sea State

      Slight or moderate.
    • Weather

      Fair then rain or showers.
    • Visibility

      Good, occasionally poor.
  9. Fisher

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    • Wind

      West or northwest 3 or 4 backing west or southwest 4 or 5, occasionally 6 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain later.
    • Visibility

      Good, occasionally moderate.
  10. German Bight

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    • Wind

      West or northwest 3 or 4 backing west or southwest 4 or 5, occasionally 6 later.
    • Sea State

      Slight or moderate.
    • Weather

      Rain later.
    • Visibility

      Good, occasionally moderate.
  11. Humber

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    • Wind

      West or northwest 3 or 4 backing west or southwest 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Rain later.
    • Visibility

      Good, occasionally moderate.
  12. Thames

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    • Wind

      West or northwest 3 or 4 backing west or southwest 4 or 5.
    • Sea State

      Slight or moderate.
    • Weather

      Fair.
    • Visibility

      Good, occasionally moderate.
  13. Dover

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    • Wind

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

      Slight.
    • Weather

      Fair.
    • Visibility

      Moderate or good.
  14. Wight

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    • Wind

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

      Slight.
    • Weather

      Fair.
    • Visibility

      Moderate or good.
  15. Portland

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    • Wind

      Variable 3 or 4, occasionally northeasterly 5 at first in south.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Fair.
    • Visibility

      Moderate or good.
  16. Plymouth

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    • Wind

      Variable 3 or 4.
    • Sea State

      Slight, occasionally moderate.
    • Weather

      Fair.
    • Visibility

      Moderate or good.
  17. Biscay

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    • Wind

      East or northeast 4 or 5, occasionally 6 at first, backing north 3 or 4 later.
    • Sea State

      Moderate, becoming slight or moderate.
    • Weather

      Showers at first in far south, otherwise fair.
    • Visibility

      Good.
  18. Trafalgar

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    • Wind

      Westerly or southwesterly 4 or 5 in southeast, otherwise northerly 5 or 6.
    • Sea State

      Slight or moderate in southeast, otherwise moderate or rough.
    • Weather

      Thundery showers.
    • Visibility

      Good, occasionally poor.
  19. FitzRoy

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    • Wind

      In southeast, northeasterly 5 to 7. In northwest, variable 3 or 4 becoming northerly or northeasterly 4 or 5.
    • Sea State

      In southeast, moderate or rough. in northwest, moderate, becoming moderate or rough later.
    • Weather

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

      In southeast, good. In northwest, good, occasionally moderate.
  20. Sole

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    • Wind

      Variable 3 or 4, becoming northwesterly 5 for a time except in far east.
    • Sea State

      Moderate or rough in west, slight or moderate in east.
    • Weather

      Showers.
    • Visibility

      Good, occasionally moderate.
  21. Lundy

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    • Wind

      Southwest veering west or northwest, 4 or 5, occasionally 3 at first, increasing 6 at times later.
    • Sea State

      Slight or moderate.
    • Weather

      Fair then rain or showers.
    • Visibility

      Moderate or good.
  22. Fastnet

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    • Wind

      Southwest veering west or northwest, 4 or 5, occasionally 3 at first, increasing 6 at times later.
    • Sea State

      Slight or moderate.
    • Weather

      Fair then rain or showers.
    • Visibility

      Moderate or good.
  23. Irish Sea

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    • Wind

      Southwest veering west or northwest, 4 or 5, occasionally 3 at first, increasing 6 at times later.
    • Sea State

      Slight or moderate.
    • Weather

      Fair then rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  24. Shannon

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    • Wind

      Westerly or southwesterly, veering northwesterly for a time, 4 or 5, occasionally 6 in north.
    • Sea State

      Moderate becoming rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  25. Rockall

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    • Wind

      West or southwest, veering northwest later, 4 or 5, increasing 6 at times.
    • Sea State

      Moderate or rough, becoming rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  26. Malin

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    • Wind

      West or southwest, veering northwest later, 4 or 5, increasing 6 at times.
    • Sea State

      Moderate or rough, becoming rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  27. Hebrides

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    • Wind

      West or southwest, veering northwest later, 4 or 5, increasing 6 at times.
    • Sea State

      Moderate or rough, becoming rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  28. Bailey

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    • Wind

      West or southwest, veering northwest later, 4 or 5, increasing 6 at times.
    • Sea State

      Rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  29. Fair Isle

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    • Wind

      Southwesterly, veering northwesterly later in west, 4 or 5, occasionally 6 in west.
    • Sea State

      Slight or moderate in southeast, moderate or rough in northwest.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  30. Faeroes

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    • Wind

      Southwesterly veering westerly or northwesterly, 4 or 5, increasing 6 at times.
    • Sea State

      Moderate or rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  31. Southeast Iceland

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    • Wind

      Southwesterly veering westerly or northwesterly, 4 or 5, increasing 6 at times.
    • Sea State

      Moderate or rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.