Weather High Seas

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Map of high seas locations

The general synopsis at 25 April 19:00 UTC

At 251200UTC, low 61 north 06 east 991 expected 66 north 00 east 975 by 261200UTC. High 55 north 45 west 1025 expected 52 north 32 west 1028 by same time. New high expected 71 north 36 west 1042 by that time. Lows 46 north 17 west 998 and 63 north 36 west 1022, both losing their identities

Issued 25 April 20:00 UTC

  1. Sole

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    • Wind

      Cyclonic 4 or 5, becoming northeasterly 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Rain or showers.
    • Visibility

      Good, occasionally poor.
  2. Shannon

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    • Wind

      Northeast backing northwest later, 5 to 7.
    • Sea State

      Moderate or rough.
    • Weather

      Showers.
    • Visibility

      Good.
  3. Rockall

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    • Wind

      North or northwest, becoming cyclonic later, 5 to 7.
    • Sea State

      Rough or very rough.
    • Weather

      Wintry showers.
    • Visibility

      Good, occasionally poor later.
  4. Bailey

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    • Wind

      North backing northwest later, 5 to 7, occasionally gale 8.
    • Sea State

      Rough or very rough.
    • Weather

      Wintry showers.
    • Visibility

      Good, occasionally poor.
  5. Faeroes

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    • Wind

      Northerly backing northwesterly later, 7 to severe gale 9.
    • Sea State

      Rough or very rough, occasionally high.
    • Weather

      Snow or snow showers.
    • Visibility

      Moderate, occasionally very poor.
  6. Southeast Iceland

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    • Wind

      Northerly backing northwesterly later, 7 to severe gale 9.
    • Sea State

      Rough or very rough, occasionally high.
    • Weather

      Snow or snow showers.
    • Visibility

      Moderate, occasionally very poor, occasional light icing in north.
  7. East Northern Section

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    • Wind

      Mainly northerly 5 to 7, but cyclonic 6 to gale 8 at first in central areas, then later in southeast, perhaps severe gale 9 later in far southeast.
    • Sea State

      Moderate or rough, but becoming very rough for a time in central areas, then later southeast.
    • Weather

      Occasional snow or wintry showers, mainly in east.
    • Visibility

      Good, occasionally poor or very poor, mainly in east. Light icing developing in far northwest.
  8. West Northern Section

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    • Wind

      Variable or cyclonic 3 or 4, increasing 5 at times.
    • Sea State

      Mainly moderate.
    • Weather

      Occasional rain with sleet at times in north.
    • Visibility

      Moderate or good, occasionally poor in north.
  9. East Central Section

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    • Wind

      Cyclonic at first in far southeast, otherwise northeasterly 5 to 7, backing northerly 4 or 5, but increasing 6 or 7 later in northeast.
    • Sea State

      Moderate or rough, becoming very rough later in far northeast.
    • Weather

      Showers, mainly at first.
    • Visibility

      Good.
  10. West Central Section

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    • Wind

      Variable, mainly easterly or northeasterly 3 or 4, occasionally 5 in south.
    • Sea State

      Moderate.
    • Weather

      Mainly fair.
    • Visibility

      Good.
  11. Denmark Strait

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    • Wind

      Northerly or northeasterly 5 to 7.
    • Sea State

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

      Snow showers.
    • Visibility

      Good, occasionally poor. Light or moderate icing with temperatures ms03 to ms06.
  12. North Iceland

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    • Wind

      Northerly or northeasterly 6 to gale 8, occasionally severe gale 9 in east.
    • Sea State

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

      Occasional sleet or snow.
    • Visibility

      Moderate, occasionally very poor. Moderate, occasionally severe icing except in far east, becoming confined to west later, temperatures ms02 to ms05.
  13. Norwegian Basin

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    • Wind

      Cyclonic, mainly northerly or northwesterly, backing westerly or southwesterly 6 to gale 8, occasionally severe gale 9 in west.
    • Sea State

      Moderate or rough at first in east, otherwise rough or very rough, occasionally high in far west.
    • Weather

      Occasional rain, sleet or snow.
    • Visibility

      Moderate or poor, occasionally good.