High Seas
Valid
From: Wed 18th Dec at 20:00 UTC
To: Thu 19th Dec at 20:00 UTC
Summary
At 181200UTC, low 62 north 00 east 970 expected 65 north 08 east 964 by 191200UTC. New low expected 64 north 35 west 989 by same time. Low 49 north 12 west 1003 moving rapidly northeast and losing its identity
Issued at: 20:00 UTC on 18th Dec
Regions
Sole
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Cyclonic becoming northwest 6 to gale 8, occasionally severe gale 9.
Sea State
Rough or very rough, becoming moderate or rough later.
Weather
Rain then showers.
Visibility
Moderate or good, occasionally poor at first.
Shannon
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Northwest 6 to gale 8, backing west 4 to 6 later.
Sea State
Rough or very rough.
Weather
Squally showers, perhaps wintry.
Visibility
Good, occasionally poor.
Rockall
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Northwest 6 to gale 8, backing west 4 to 6 later.
Sea State
Rough or very rough.
Weather
Squally showers, perhaps wintry.
Visibility
Good, occasionally poor.
Bailey
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Northwest 6 to gale 8, backing west 4 to 6 later, then backing southwest 5 to 7 later.
Sea State
Rough or very rough.
Weather
Squally showers, perhaps wintry, then rain later.
Visibility
Good, occasionally poor.
Faeroes
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Northwesterly 7 to severe gale 9, decreasing 5 or 6 later, then becoming variable 4 later.
Sea State
Rough or very rough, becoming high for a time in east.
Weather
Squally wintry showers.
Visibility
Good, occasionally poor.
Southeast Iceland
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In east, northwesterly 7 to severe gale 9, decreasing 5 or 6 later, then becoming variable 4 later. in west, cyclonic 4 to 6.
Sea State
In east, rough or very rough. in west, moderate or rough.
Weather
In east, squally wintry showers. in west, wintry showers.
Visibility
Good, occasionally poor.
East Northern Section
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Northwesterly 6 to gale 8 at first in east, otherwise westerly 3 to 5 backing southwesterly 6 to gale 8, but becoming cyclonic 4 to 6 in far north.
Sea State
Mainly rough or very rough, but moderate or rough in far north.
Weather
Rain or showers, wintry at first in east, and sleet or snow for a time in far north.
Visibility
Moderate or good, becoming poor at times, but occasionally very poor in far north.
West Northern Section
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In north: Variable 2 to 4 at first in northeast, otherwise mainly cyclonic 5 to 7, but becoming northerly or northeasterly 7 to severe gale 9 in northwest. In south: Southerly or southwesterly 5 to 7, increasing gale 8 at times, then veering westerly 6 to gale 8 later.
Sea State
In north: Moderate, becoming rough or very rough. In south: Rough becoming very rough.
Weather
In north: Rain, sleet or showers, with snow at times in far north. In south: Mainly fair at first in east, otherwise rain then showers, becoming wintry later in west.
Visibility
In north: Moderate or good, becoming poor at times, but occasionally very poor in far north. Light or moderate icing at times in far northwest. In south: Good at first in east, otherwise moderate or good, occasionally poor.
East Central Section
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Northwesterly backing westerly or southwesterly, 4 to 6, occasionally 7 at first in east, then increasing 7 or gale 8 later in northwest.
Sea State
Mainly rough, but very rough at first in east and also later in north, and becoming moderate for a time in southwest.
Weather
Showers at first in east and rain later in northwest, otherwise fair.
Visibility
Moderate or good, occasionally poor later in northwest.
West Central Section
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Variable 2 to 4 at first in southeast, otherwise southwesterly, veering westerly in north and west, 5 to 7, increasing gale 8 at times.
Sea State
Moderate or rough becoming rough or very rough.
Weather
Mainly fair then rain for a time, then showers later in north.
Visibility
Moderate or good, becoming poor for a time in north.
Denmark Strait
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Northerly 5 to 7 at first in far east, otherwise variable 2 to 4, becoming southwesterly 3 to 5 in north but cyclonic 6 to gale 8 in south, then becoming northeasterly 7 to severe gale 9 later in far west.
Sea State
Slight at first in west, otherwise moderate or rough, but becoming rough or very rough later in west.
Weather
Snow showers throughout in east and sleet or snow developing in south, otherwise mainly fair.
Visibility
Moderate or good, occasionally very poor in east, and becoming poor or very poor in south. Light or moderate icing at first in east and then light or moderate icing developing in west, with temperatures ms04 to ms07.
North Iceland
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In area to the north of 70 north: Northerly or northeasterly 3 to 5 becoming variable 3 or less, then southerly or southwesterly 4 to 6 later. In area to the south of 70 north: Cyclonic mainly 5 to 7, but gale 8 or severe gale 9 at first in far southeast, becoming variable 2 to 4, then becoming southerly or southeasterly 3 to 5 later.
Sea State
In area to the north of 70 north: Rough at first in far south, otherwise slight or moderate. In area to the south of 70 north: Very rough in far southeast, but elsewhere moderate or rough.
Weather
In area to the north of 70 north: Snow showers. In area to the south of 70 north: Rain at first in far southeast, otherwise sleet or snow showers.
Visibility
In area to the north of 70 north: Good, occasionally very poor. Light icing later in northwest, with temperatures ms02 to ms05. In area to the south of 70 north: Poor at first in far southeast, otherwise good occasionally very poor. Light or moderate icing at first in far northwest, with temperatures ms02 to ms05.
Norwegian Basin
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Cyclonic becoming northerly or northwesterly, 7 to severe gale 9, occasionally storm 10 at first to the west of 03 east, and also later between 03 east and 08 east, then decreasing 4 to 6 later in west.
Sea State
Rough or very rough becoming very rough or high, occasionally very high later in east.
Weather
Rain or sleet, then squally wintry showers.
Visibility
Moderate or poor.
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