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

Developing low Shannon moving rapidly east expected Denmark by 0600 tomorrow. New low expected Southeast Iceland 968 by same time. Low Viking 965 moving away rapidly northeast. Low Faeroes 968 losing its identity

Issued 1 March 10:30 UTC

  1. Viking

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Severe gale force 9 veering southwesterly and decreasing gale force 8 soon

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    • Wind

      West or southwest 5 to 7, occasionally gale 8 until later.
    • Sea State

      Very rough or high, becoming mainly rough.
    • Weather

      Rain then squally showers.
    • Visibility

      Good, occasionally poor.
  2. North Utsire

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Severe gale force 9 veering southwesterly and decreasing gale force 8 soon

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    • Wind

      Southerly 7 to severe gale 9, veering southwesterly 6 to gale 8, veering westerly 5 or 6 later.
    • Sea State

      Very rough or high, becoming mainly rough.
    • Weather

      Rain then squally showers.
    • Visibility

      Good, occasionally poor.
  3. South Utsire

    Gale Warning: Gale warning issued 28 February 21:59 UTC

    Southerly gale force 8 increasing severe gale force 9 imminent, veering southwesterly soon

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  4. Forties

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Southwesterly storm force 10 decreasing gale force 8 soon

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  5. Cromarty

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Southwesterly storm force 10 decreasing gale force 8 soon

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  6. Forth

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Southwesterly storm force 10 decreasing gale force 8 soon

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  7. Tyne

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Southwesterly severe gale force 9 decreasing gale force 8 imminent

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  8. Dogger

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Southwesterly severe gale force 9 decreasing gale force 8 soon

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  9. Fisher

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Severe gale force 9 veering southwesterly and decreasing gale force 8 soon

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  10. German Bight

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Severe gale force 9 veering southwesterly and decreasing gale force 8 soon

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    • Wind

      West or southwest veering northwest for a time later, 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers.
    • Visibility

      Moderate or good.
  11. Humber

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Southwesterly severe gale force 9 decreasing gale force 8 imminent

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    • Wind

      West or southwest veering northwest for a time later, 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers.
    • Visibility

      Moderate or good.
  12. Thames

    Gale Warning: Gale warning issued 1 March 09:46 UTC

    Southwesterly gale force 8 increasing severe gale force 9 soon

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    • Wind

      West or southwest 6 to gale 8, increasing severe gale 9 for a time.
    • Sea State

      Rough or very rough.
    • Weather

      Rain or squally showers.
    • Visibility

      Good, occasionally poor.
  13. Dover

    Gale Warning: Gale warning issued 1 March 09:46 UTC

    Southwesterly gale force 8 increasing severe gale force 9 soon

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    • Wind

      West or southwest 6 to gale 8, increasing severe gale 9 for a time.
    • Sea State

      Rough or very rough.
    • Weather

      Rain or squally showers.
    • Visibility

      Good, occasionally poor.
  14. Wight

    Gale Warning: Gale warning issued 1 March 09:46 UTC

    Southwesterly gale force 8 increasing severe gale force 9 soon

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    • Wind

      West or southwest 6 to gale 8, increasing severe gale 9 for a time.
    • Sea State

      Rough or very rough.
    • Weather

      Rain or squally showers.
    • Visibility

      Good, occasionally poor.
  15. Portland

    Gale Warning: Gale warning issued 28 February 15:31 UTC

    Gale force 8 veering westerly soon

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    • Wind

      Westerly or northwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers.
    • Visibility

      Moderate or good.
  16. Plymouth

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Westerly gale force 8 continuing

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    • Wind

      Westerly or northwesterly 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers.
    • Visibility

      Moderate or good.
  17. Biscay

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Westerly gale force 8 continuing

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    • Wind

      In north, westerly or northwesterly 6 to gale 8. In south, westerly or southwesterly 5 to 7, veering northwesterly 4 or 5 later.
    • Sea State

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

      In north, squally showers. In south, rain.
    • Visibility

      In north, moderate or good. In south, moderate or poor.
  18. Trafalgar

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    • Wind

      Northerly 5 in far southeast and southwesterly 5 or 6 in far northwest, otherwise variable 4.
    • Sea State

      Moderate or rough.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.
  19. FitzRoy

    Gale Warning: Gale warning issued 1 March 09:46 UTC

    Westerly gale force 8 continuing

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    • Wind

      In south, westerly or southwesterly 5 to 7, veering northwesterly 4 or 5 later. In north, westerly or southwesterly 6 to gale 8.
    • Sea State

      In south, rough or very rough. in north, very rough or high.
    • Weather

      In south, rain. In north, squally showers, wintry later.
    • Visibility

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

    Gale Warning: Gale warning issued 1 March 09:46 UTC

    Westerly gale force 8 continuing

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    • Wind

      Westerly or southwesterly 6 to gale 8.
    • Sea State

      Very rough or high.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  21. Lundy

    Gale Warning: Gale warning issued 28 February 15:31 UTC

    Gale force 8 veering westerly and increasing severe gale force 9 imminent

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    • Wind

      Westerly or southwesterly 6 to gale 8, occasionally severe gale 9.
    • Sea State

      Very rough or high.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  22. Fastnet

    Gale Warning: Gale warning issued 28 February 15:31 UTC

    Gale force 8 veering westerly and increasing severe gale force 9 imminent

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    • Wind

      Westerly or southwesterly 6 to gale 8, occasionally severe gale 9.
    • Sea State

      Very rough or high.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  23. Irish Sea

    Gale Warning: Gale warning issued 28 February 15:31 UTC

    Severe gale force 9 veering westerly imminent

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    • Wind

      Westerly or southwesterly 6 to gale 8, occasionally severe gale 9.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers, wintry later.
    • Visibility

      Good, occasionally poor.
  24. Shannon

    Gale Warning: Gale warning issued 28 February 15:31 UTC

    Westerly storm force 10 decreasing severe gale force 9 soon

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    • Wind

      Westerly or southwesterly 7 to severe gale 9.
    • Sea State

      Very rough or high.
    • Weather

      Squally wintry showers.
    • Visibility

      Good, occasionally poor.
  25. Rockall

    Gale Warning: Gale warning issued 28 February 21:59 UTC

    Westerly storm force 10 now decreased severe gale force 9

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    • Wind

      Westerly or southwesterly 7 to severe gale 9.
    • Sea State

      Very rough or high.
    • Weather

      Squally wintry showers.
    • Visibility

      Good, occasionally poor.
  26. Malin

    Gale Warning: Gale warning issued 28 February 21:59 UTC

    Westerly violent storm force 11 decreasing severe gale force 9 imminent

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    • Wind

      Westerly or southwesterly 7 to severe gale 9.
    • Sea State

      Very rough or high.
    • Weather

      Squally wintry showers.
    • Visibility

      Good, occasionally poor.
  27. Hebrides

    Gale Warning: Gale warning issued 28 February 21:59 UTC

    Severe gale force 9 backing westerly imminent

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    • Wind

      Westerly or southwesterly 7 to severe gale 9.
    • Sea State

      Very rough or high.
    • Weather

      Squally wintry showers.
    • Visibility

      Good, occasionally poor.
  28. Bailey

    Gale Warning: Gale warning issued 1 March 03:23 UTC

    Westerly gale force 8 increasing severe gale force 9 soon

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    • Wind

      In south, westerly or southwesterly 7 to severe gale 9. In north, northerly 5 or 6, becoming variable 4, then westerly 6 to gale 8.
    • Sea State

      In south, very rough or high. in north, rough or very rough.
    • Weather

      In south, squally wintry showers. In north, squally wintry showers.
    • Visibility

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

    Gale Warning: Gale warning issued 1 March 09:46 UTC

    Severe gale force 9 backing westerly and decreasing gale force 8 imminent

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    • Wind

      Westerly 6 to gale 8, veering northwesterly 5 or 6 for a time in north.
    • Sea State

      Rough or very rough.
    • Weather

      Squally wintry showers.
    • Visibility

      Good, occasionally poor.
  30. Faeroes

    Gale Warning: Gale warning issued 1 March 09:46 UTC

    Gale force 8 backing northwesterly imminent

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    • Wind

      Cyclonic, mainly west or northwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Rough or very rough.
    • Weather

      Wintry showers.
    • Visibility

      Good, occasionally poor.
  31. Southeast Iceland

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    • Wind

      Northerly 5 to 7, becoming variable 4, then cyclonic 5 to 7 perhaps gale 8 later.
    • Sea State

      Rough or very rough.
    • Weather

      Occasional snow or wintry showers.
    • Visibility

      Moderate, occasionally very poor.