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 midnight

Low 75 miles west of Iceland 942 expected 350 miles southwest of Iceland 954 by midnight tonight. New low expected 100 miles southwest of sea area Southeast Iceland 962 by same time. High Biscay 1025 dissipating

Issued 25 February 05:05 UTC

  1. Viking

    Gale Warning: Gale warning issued 24 February 10:09 UTC

    Southerly severe gale force 9 expected later

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    • Wind

      Southerly, veering westerly, 6 to gale 8, occasionally severe gale 9 at first, decreasing 4 or 5 later.
    • Sea State

      Rough or very rough, occasionally high at first in north.
    • Weather

      Rain then showers.
    • Visibility

      Moderate or good, occasionally poor at first.
  2. North Utsire

    Gale Warning: Gale warning issued 24 February 10:09 UTC

    Southerly severe gale force 9 expected later

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    • Wind

      Southerly, veering westerly, 6 to gale 8, occasionally severe gale 9 at first, decreasing 4 or 5 later.
    • Sea State

      Rough or very rough, occasionally high at first in north.
    • Weather

      Rain then showers.
    • Visibility

      Moderate or good, occasionally poor at first.
  3. South Utsire

    Gale Warning: Gale warning issued 24 February 10:09 UTC

    Southerly gale force 8 expected later

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    • Wind

      Southerly, veering westerly, 6 to gale 8, decreasing 4 or 5 later.
    • Sea State

      Rough or very rough.
    • Weather

      Rain then showers.
    • Visibility

      Moderate or good, occasionally poor at first.
  4. Forties

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southerly gale force 8 continuing

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    • Wind

      In east, southerly, veering westerly, 6 to gale 8, decreasing 4 or 5 later. In west, southerly 6 to gale 8, veering westerly or southwesterly 4 or 5.
    • Sea State

      In east, rough or very rough, becoming moderate later in east. in west, rough, occasionally very rough at first, becoming slight or moderate.
    • Weather

      In east, rain then showers. In west, rain or showers.
    • Visibility

      In east, moderate or good, occasionally poor at first. In west, moderate or good, occasionally poor.
  5. Cromarty

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southerly gale force 8 continuing

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    • Wind

      Southerly 6 to gale 8, veering westerly or southwesterly 4 or 5.
    • Sea State

      Rough, becoming slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  6. Forth

    Gale Warning: Gale warning issued 24 February 15:48 UTC

    Southwesterly gale force 8 expected later

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    • Wind

      Southerly 6 to gale 8, veering westerly or southwesterly 4 or 5.
    • Sea State

      Rough, becoming slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  7. Tyne

    Gale Warning: Gale warning issued 24 February 15:48 UTC

    Southwesterly gale force 8 expected later

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    • Wind

      Southerly 6 to gale 8, veering westerly or southwesterly 4 or 5.
    • Sea State

      Rough, becoming slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  8. Dogger

    Gale Warning: Gale warning issued 24 February 15:48 UTC

    Southwesterly gale force 8 expected later

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    • Wind

      Southerly 6 to gale 8, veering westerly or southwesterly 4 or 5.
    • Sea State

      Rough, occasionally very rough at first in east, becoming slight or moderate.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or good, occasionally poor.
  9. Fisher

    Gale Warning: Gale warning issued 24 February 21:45 UTC

    Southwesterly gale force 8 expected soon

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    • Wind

      South or southwest 5 to 7, increasing gale 8 for a time.
    • Sea State

      Moderate or rough, becoming very rough for a time.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good, occasionally poor.
  10. German Bight

    Gale Warning: Gale warning issued 24 February 21:45 UTC

    Southwesterly gale force 8 expected soon

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    • Wind

      South or southwest 5 to 7, increasing gale 8 for a time.
    • Sea State

      Moderate or rough, becoming very rough for a time.
    • Weather

      Occasional rain.
    • Visibility

      Moderate or good, occasionally poor.
  11. Humber

    Gale Warning: Gale warning issued 24 February 21:45 UTC

    Southwesterly gale force 8 expected soon

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    • Wind

      Southwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Moderate or rough, becoming slight later in shelter.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Moderate or good, occasionally poor.
  12. Thames

    Gale Warning: Gale warning issued 24 February 21:45 UTC

    Southwesterly gale force 8 expected later

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    • Wind

      Southwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Moderate or rough, becoming slight later in shelter.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Moderate or good, occasionally poor.
  13. Dover

    Gale Warning: Gale warning issued 24 February 21:45 UTC

    Southwesterly gale force 8 expected later

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    • Wind

      Southwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Moderate or rough, becoming slight later in shelter.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Moderate or good, occasionally poor.
  14. Wight

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    • Wind

      Southwesterly 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Moderate or good, occasionally poor.
  15. Portland

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    • Wind

      Southwesterly 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Moderate or good, occasionally poor.
  16. Plymouth

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    • Wind

      Southwesterly 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain or drizzle.
    • Visibility

      Moderate or good, occasionally poor.
  17. Biscay

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    • Wind

      In north, southwesterly 5 to 7. In south, southeasterly, veering westerly, 4 or 5, increasing 6 at times.
    • Sea State

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

      In north, occasional rain or drizzle. In south, rain later.
    • Visibility

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

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    • Wind

      Northerly 4 or 5, becoming variable 3 at times.
    • Sea State

      Slight or moderate, becoming rough later in northwest.
    • Weather

      Fair.
    • Visibility

      Good.
  19. FitzRoy

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    • Wind

      In southeast, variable 4, becoming southwesterly 5 or 6. In northwest, westerly or southwesterly 5 to 7.
    • Sea State

      In southeast, moderate, occasionally rough. in northwest, rough or very rough.
    • Weather

      In southeast, rain for a time. In northwest, rain at first.
    • Visibility

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

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southwesterly gale force 8 continuing

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    • Wind

      Southwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Rough or very rough.
    • Weather

      Occasional rain.
    • Visibility

      Good, occasionally poor.
  21. Lundy

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southwesterly gale force 8 continuing

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    • Wind

      Southwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Rough or very rough.
    • Weather

      Occasional rain.
    • Visibility

      Good, occasionally poor.
  22. Fastnet

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southwesterly gale force 8 continuing

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    • Wind

      Southwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Rough or very rough.
    • Weather

      Occasional rain.
    • Visibility

      Good, occasionally poor.
  23. Irish Sea

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southwesterly gale force 8 continuing

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    • Wind

      Southwest 5 to 7, increasing gale 8 at times.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain.
    • Visibility

      Good, occasionally poor.
  24. Shannon

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southwesterly severe gale force 9 decreasing gale force 8 imminent

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    • Wind

      West or southwest, backing south later, 6 to gale 8, perhaps severe gale 9 later.
    • Sea State

      Very rough, occasionally high.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or poor.
  25. Rockall

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southwesterly severe gale force 9 decreasing gale force 8 imminent

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    • Wind

      West or southwest, backing south later, 6 to gale 8, perhaps severe gale 9 later.
    • Sea State

      Very rough, occasionally high.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or poor.
  26. Malin

    Gale Warning: Gale warning issued 25 February 03:51 UTC

    Southwesterly severe gale force 9 decreasing gale force 8 soon

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    • Wind

      West or southwest, backing south later, 6 to gale 8, perhaps severe gale 9 later.
    • Sea State

      Very rough, occasionally high.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or poor.
  27. Hebrides

    Gale Warning: Gale warning issued 24 February 10:09 UTC

    Severe gale force 9 veering westerly and decreasing gale force 8 later

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    • Wind

      West or southwest, backing south later, 6 to gale 8, perhaps severe gale 9 later.
    • Sea State

      Very rough, occasionally high.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or poor.
  28. Bailey

    Gale Warning: Gale warning issued 24 February 10:09 UTC

    Storm force 10 veering southwesterly and decreasing severe gale force 9 soon

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    • Wind

      West or southwest, backing south later, 6 to gale 8, perhaps severe gale 9 later.
    • Sea State

      Very rough, occasionally high.
    • Weather

      Rain or showers.
    • Visibility

      Moderate or poor.
  29. Fair Isle

    Gale Warning: Gale warning issued 24 February 15:48 UTC

    Southeasterly severe gale force 9 increasing storm force 10 soon, then veering southwesterly and decreasing severe gale force 9 later

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    • Wind

      Westerly or southwesterly, backing southeasterly later, 7 to severe gale 9, decreasing 5 or 6 for a time.
    • Sea State

      Rough or very rough.
    • Weather

      Occasional rain or wintry showers.
    • Visibility

      Moderate or poor.
  30. Faeroes

    Gale Warning: Gale warning issued 24 February 10:09 UTC

    Storm force 10 veering westerly and decreasing severe gale force 9 later

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    • Wind

      Westerly or southwesterly, backing southeasterly later, 7 to severe gale 9, decreasing 5 or 6 for a time.
    • Sea State

      Rough or very rough.
    • Weather

      Occasional rain or wintry showers.
    • Visibility

      Moderate or poor.
  31. Southeast Iceland

    Gale Warning: Gale warning issued 24 February 10:09 UTC

    Storm force 10 veering westerly and decreasing severe gale force 9 later

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    • Wind

      Westerly or southwesterly, backing southeasterly later, 7 to severe gale 9, decreasing 5 or 6 for a time.
    • Sea State

      Rough or very rough, occasionally high.
    • Weather

      Occasional rain or wintry showers.
    • Visibility

      Moderate or poor.