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 Cromarty 975 expected southeast Baltic 976 by midnight tonight. Low Southeast Iceland 974 expected Norwegian Basin 983 by same time

Issued 31 March 04:05 UTC

  1. Viking

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Northwesterly severe gale force 9 expected later

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    • Wind

      Variable 4, becoming northwesterly 5 to 7, increasing 7 to severe gale 9 later.
    • Sea State

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

      Wintry showers.
    • Visibility

      Good, occasionally poor.
  2. North Utsire

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Northwesterly severe gale force 9 expected later

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    • Wind

      Variable 4, becoming northwesterly 5 to 7, increasing 7 to severe gale 9 later.
    • Sea State

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

      Wintry showers.
    • Visibility

      Good, occasionally poor.
  3. South Utsire

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Northwesterly severe gale force 9 expected later

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    • Wind

      Northeasterly backing northwesterly 6, increasing 7 to severe gale 9 later.
    • Sea State

      Moderate becoming very rough or high.
    • Weather

      Wintry showers.
    • Visibility

      Good, occasionally poor.
  4. Forties

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Severe gale force 9 veering northwesterly imminent

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    • Wind

      Northwest 6 to gale 8, occasionally severe gale 9.
    • Sea State

      Rough or very rough, becoming high in northeast.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally poor.
  5. Cromarty

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Northwesterly gale force 8 increasing severe gale force 9 later

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    • Wind

      Northwest 6 to gale 8, occasionally severe gale 9.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally poor.
  6. Forth

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Westerly severe gale force 9 continuing

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    • Wind

      Northwest 6 to gale 8, occasionally severe gale 9.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally poor.
  7. Tyne

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Northwesterly storm force 10 decreasing severe gale force 9 imminent

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    • Wind

      Northwest 6 to gale 8, occasionally severe gale 9.
    • Sea State

      Rough or very rough.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally poor.
  8. Dogger

    Gale Warning: Gale warning issued 30 March 15:10 UTC

    Westerly gale force 8 expected soon, veering northwesterly storm force 10 later

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    • Wind

      Northwest 7 to severe gale 9, occasionally storm 10.
    • Sea State

      Rough or very rough.
    • Weather

      Rain then squally showers.
    • Visibility

      Good, occasionally poor.
  9. Fisher

    Gale Warning: Gale warning issued 31 March 03:54 UTC

    Northwesterly gale force 8 imminent, increasing severe gale force 9 later

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    • Wind

      Cyclonic 5 to 7 at first, otherwise northwest 7 to severe gale 9.
    • Sea State

      Rough or very rough, occasionally high.
    • Weather

      Rain then squally showers.
    • Visibility

      Good, occasionally poor.
  10. German Bight

    Gale Warning: Gale warning issued 30 March 15:10 UTC

    Southwesterly gale force 8 expected soon, veering northwesterly storm force 10 later

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    • Wind

      Northwest 7 to severe gale 9, occasionally storm 10.
    • Sea State

      Rough or very rough, occasionally high.
    • Weather

      Rain then squally showers.
    • Visibility

      Good, occasionally poor.
  11. Humber

    Gale Warning: Gale warning issued 30 March 15:10 UTC

    Westerly gale force 8 expected soon, veering northwesterly storm force 10 later

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    • Wind

      Northwest 7 to severe gale 9, occasionally storm 10.
    • Sea State

      Rough or very rough, occasionally high.
    • Weather

      Rain then squally showers.
    • Visibility

      Good, occasionally poor.
  12. Thames

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Gale force 8 increasing storm force 10 imminent, veering westerly and decreasing severe gale force 9 soon

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    • Wind

      West 7 to severe gale 9, occasionally storm 10 at first, veering northwest 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Showers.
    • Visibility

      Mainly good.
  13. Dover

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Gale force 8 increasing storm force 10 imminent, veering westerly and decreasing severe gale force 9 soon

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    • Wind

      West 7 to severe gale 9, veering northwest 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Showers.
    • Visibility

      Mainly good.
  14. Wight

    Gale Warning: Gale warning issued 30 March 21:06 UTC

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

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    • Wind

      West 7 to severe gale 9, veering northwest 6 to gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Showers.
    • Visibility

      Mainly good.
  15. Portland

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Westerly gale force 8 increasing severe gale force 9 imminent

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    • Wind

      West 7 to severe gale 9, veering northwest 5 or 6.
    • Sea State

      Rough or very rough.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  16. Plymouth

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Westerly severe gale force 9 decreasing gale force 8 imminent

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    • Wind

      West 7 to severe gale 9, veering northwest 5 or 6.
    • Sea State

      Rough or very rough.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  17. Biscay

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Westerly gale force 8 continuing

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    • Wind

      West 5 to 7, occasionally gale 8 at first in north, veering northwest 4 or 5.
    • Sea State

      Rough or very rough.
    • Weather

      Occasional rain.
    • Visibility

      Good, occasionally moderate.
  18. Trafalgar

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    • Wind

      Northerly 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Occasional rain.
    • Visibility

      Good.
  19. FitzRoy

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Westerly gale force 8 continuing

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    • Wind

      In south, northerly 5 to 7. In north, westerly or northwesterly 5 to 7, occasionally gale 8 at first, decreasing 5 later.
    • Sea State

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

      Fair.
    • Visibility

      In south, good. In north, mainly good.
  20. Sole

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Gale 8 now veered northwesterly

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    • Wind

      Westerly or northwesterly 5 to 7, occasionally gale 8 at first, decreasing 5 later.
    • Sea State

      Very rough, occasionally high at first.
    • Weather

      Fair.
    • Visibility

      Mainly good.
  21. Lundy

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Westerly storm force 10 now decreased severe gale force 9, decreasing gale force 8 imminent

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    • Wind

      West 7 or gale 8, occasionally severe gale 9 at first, decreasing 6.
    • Sea State

      Very rough or high, becoming rough later.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.
  22. Fastnet

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Severe gale force 9 veering northwesterly and decreasing gale force 8 imminent

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    • Wind

      West 7 or gale 8, decreasing 6.
    • Sea State

      Very rough or high.
    • Weather

      Mainly fair.
    • Visibility

      Moderate or good.
  23. Irish Sea

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Gale force 8 increasing severe gale force 9 imminent, veering northwesterly and increasing storm force 10 soon

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    • Wind

      Northwest 7 to severe gale 9, occasionally storm 10 in north, backing west 6 or 7.
    • Sea State

      Very rough becoming rough.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally poor.
  24. Shannon

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Storm force 10 veering northwesterly and decreasing gale force 8 imminent

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    • Wind

      Northwest 6 to gale 8, backing southwest 6.
    • Sea State

      High becoming very rough.
    • Weather

      Squally showers.
    • Visibility

      Good, occasionally poor.
  25. Rockall

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Storm force 10 now veered northwesterly

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    • Wind

      Northwest gale 8 to storm 10, decreasing 6 to gale 8.
    • Sea State

      Very rough or high, becoming very high for a time.
    • Weather

      Squally wintry showers.
    • Visibility

      Moderate or poor.
  26. Malin

    Gale Warning: Gale warning issued 31 March 03:38 UTC

    Severe gale force 9 now veered northwesterly, increasing storm force 10 imminent

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    • Wind

      Northwest gale 8 to storm 10, decreasing 6 to gale 8.
    • Sea State

      Very rough or high, becoming very high for a time.
    • Weather

      Squally wintry showers.
    • Visibility

      Moderate or poor.
  27. Hebrides

    Gale Warning: Gale warning issued 30 March 08:50 UTC

    Westerly gale force 8 expected soon, veering northwesterly storm force 10 later

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    • Wind

      Northwest gale 8 to storm 10, decreasing 6 to gale 8.
    • Sea State

      Very rough or high, becoming very high for a time.
    • Weather

      Squally wintry showers.
    • Visibility

      Moderate or poor.
  28. Bailey

    Gale Warning: Gale warning issued 30 March 08:50 UTC

    Westerly gale force 8 expected soon, veering northwesterly storm force 10 later

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    • Wind

      Northwest gale 8 to storm 10, decreasing 6 to gale 8.
    • Sea State

      Very rough or high, becoming very high for a time.
    • Weather

      Squally wintry showers.
    • Visibility

      Moderate or poor.
  29. Fair Isle

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Northwesterly severe gale force 9 expected later

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    • Wind

      Northwest 5 to 7, increasing 7 to severe gale 9 for a time.
    • Sea State

      Rough or very rough, becoming high.
    • Weather

      Wintry showers.
    • Visibility

      Good, occasionally poor.
  30. Faeroes

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Northwesterly severe gale force 9 expected soon

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    • Wind

      Northwest 5 to 7, increasing 7 to severe gale 9 for a time.
    • Sea State

      Rough or very rough, becoming high.
    • Weather

      Wintry showers.
    • Visibility

      Good, occasionally poor.
  31. Southeast Iceland

    Gale Warning: Gale warning issued 30 March 21:06 UTC

    Northerly gale force 8 imminent, increasing severe gale force 9 soon

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    • Wind

      North 7 to severe gale 9, backing northwest 5 to 7.
    • Sea State

      Rough or very rough, occasionally high in south.
    • Weather

      Wintry showers.
    • Visibility

      Good, occasionally poor.