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Inshore waters forecast

Issued at:

For coastal areas up to 12 miles offshore
for the period to

General situation

Low pressure centred to the west of the British Isles will maintain the strong and unstable westerly or southwesterly flow across much of the United Kingdom during the next 48 hours.

Cape Wrath to Rattray Head including Orkney
Strong winds are forecast

24 hour forecast:

Wind
South or southeast 4 or 5, occasionally 6 later.
Sea state
Moderate or rough, occasionally very rough at first in far northeast.
Weather
Rain at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
South or southeast 4 or 5, occasionally 6 at first.
Sea state
Slight or moderate, occasionally rough in north until later.
Weather
Showers.
Visibility
Good.
Rattray Head to Berwick upon Tweed
Strong winds are forecast

24 hour forecast:

Wind
South or southwest, backing southeast later, 4 or 5, occasionally 6 later.
Sea state
Rough becoming moderate.
Weather
Rain at first, then showers later.
Visibility
Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
Southeast 5 or 6, veering southwest 4 or 5.
Sea state
Slight or moderate.
Weather
Showers.
Visibility
Good.
Berwick upon Tweed to Whitby
Strong winds are forecast

24 hour forecast:

Wind
South or southwest 4 or 5, increasing 6 at times.
Sea state
Moderate, occasionally rough at first.
Weather
Rain at first, then showers later.
Visibility
Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
South 5 or 6, veering southwest 4 or 5.
Sea state
Slight, occasionally moderate at first.
Weather
Showers.
Visibility
Good.
Whitby to Gibraltar Point
Strong winds are forecast

24 hour forecast:

Wind
South 5 or 6, veering southwest 4 or 5 for a time.
Sea state
Moderate becoming slight.
Weather
Rain at first, then showers later.
Visibility
Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
South veering southwest 4 or 5, increasing 6 at times.
Sea state
Slight, occasionally moderate at first in east.
Weather
Showers.
Visibility
Good.
Gibraltar Point to North Foreland
Strong winds are forecast

24 hour forecast:

Wind
Southerly or southwesterly 5 or 6, increasing 7 at times.
Sea state
Slight or moderate, occasionally rough at first.
Weather
Rain then thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
Southerly or southwesterly 5 or 6, occasionally 7 in far southeast.
Sea state
Slight or moderate.
Weather
Showers, thundery at first.
Visibility
Good, occasionally poor at first.
North Foreland to Selsey Bill
Strong winds are forecast

24 hour forecast:

Wind
Southwesterly 5 or 6, increasing 7 at times.
Sea state
Moderate or rough.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
Westerly or southwesterly 5 to 7, perhaps gale 8 later.
Sea state
Moderate or rough.
Weather
Showers, thundery at first, then rain later.
Visibility
Good, occasionally poor.
Selsey Bill to Lyme Regis
Strong winds are forecast

24 hour forecast:

Wind
Southwest 5 to 7.
Sea state
Moderate or rough.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
Southwest, veering west for a time, 5 to 7, perhaps gale 8 later.
Sea state
Moderate or rough, occasionally very rough in west.
Weather
Showers, thundery at first, then rain later.
Visibility
Good, occasionally poor.
Lyme Regis to Lands End including the Isles of Scilly
Strong winds are forecast

24 hour forecast:

Wind
West or southwest 5 or 6, occasionally 7 later.
Sea state
Rough or very rough, becoming moderate at times in shelter, then occasionally high later in far west.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or southwest 5 to 7, perhaps gale 8 later.
Sea state
Mainly moderate in shelter, otherwise rough or very rough, occasionally high at first in far west.
Weather
Showers, thundery at first, then rain later.
Visibility
Moderate or good, occasionally poor.
Lands End to St Davids Head including the Bristol Channel
Strong winds are forecast

24 hour forecast:

Wind
Southwest veering west later, 5 to 7, occasionally gale 8 later.
Sea state
Rough or very rough, occasionally moderate at first in east.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or southwest 5 to 7, occasionally gale 8 at first, then perhaps gale 8 later.
Sea state
Rough or very rough, becoming moderate in east.
Weather
Showers, thundery at first, then rain later.
Visibility
Moderate or good, occasionally poor.
St Davids Head to Great Orme Head, including St Georges Channel
Strong winds are forecast

24 hour forecast:

Wind
South or southwest 5 or 6, increasing 7 at times.
Sea state
Moderate or rough, occasionally very rough in far southwest.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or southwest, backing south for a time later, 5 or 6, increasing 7 at times.
Sea state
Moderate or rough, occasionally very rough at first in far southwest.
Weather
Showers, thundery at first, then rain later.
Visibility
Moderate or good, occasionally poor.
Great Orme Head to the Mull of Galloway
Strong winds are forecast

24 hour forecast:

Wind
Southwest 4 or 5, backing south or southeast 5 to 7 for a time.
Sea state
Slight or moderate, occasionally rough in west.
Weather
Showers, occasionally thundery.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or southwest 4 or 5, increasing 6 or 7, then backing south or southeast 4 or 5 later.
Sea state
Slight or moderate, occasionally rough in southwest.
Weather
Showers.
Visibility
Good.
Isle of Man
Strong winds are forecast

24 hour forecast:

Wind
Southwest 5 to 7, veering west 4 or 5 later.
Sea state
Moderate or rough.
Weather
Showers.
Visibility
Good, occasionally moderate.

Outlook for the following 24 hours:

Wind
West or southwest, southeast later, 5 or 6.
Sea state
Mainly moderate.
Weather
Showers.
Visibility
Good, occasionally moderate.
Lough Foyle to Carlingford Lough
Strong winds are forecast

24 hour forecast:

Wind
South or southwest 4 or 5, increasing 6 or 7 for a time.
Sea state
Slight or moderate, occasionally rough in northwest and southeast.
Weather
Showers, occasionally thundery later.
Visibility
Good, occasionally poor later.

Outlook for the following 24 hours:

Wind
Southwest 4 or 5, increasing 6 or 7 for a time.
Sea state
Slight or moderate, occasionally rough in northwest.
Weather
Showers.
Visibility
Good.
Mull of Galloway to Mull of Kintyre including the Firth of Clyde and North Channel
Strong winds are forecast

24 hour forecast:

Wind
Southerly or southwesterly 4 or 5, increasing 6 or 7 for a time.
Sea state
Slight or moderate, occasionally rough near Mull of Galloway.
Weather
Showers, occasionally thundery later.
Visibility
Good, occasionally poor later.

Outlook for the following 24 hours:

Wind
Southwesterly 4 or 5, increasing 6 for a time.
Sea state
Slight or moderate, occasionally rough later near Mull of Kintyre.
Weather
Showers.
Visibility
Good.
Mull of Kintyre to Ardnamurchan Point
Strong winds are forecast

24 hour forecast:

Wind
Southerly 5 or 6, occasionally 7 in northwest, decreasing 4 later.
Sea state
Rough or very rough, but moderate or slight in far southeast.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or southwest 3 or 4, increasing 5 or 6, then occasionally 7 for a time.
Sea state
Moderate or rough, occasionally very rough in west, but moderate or slight in far southeast.
Weather
Showers.
Visibility
Good.
The Minch
Strong winds are forecast

24 hour forecast:

Wind
Southerly 5 to 7, increasing gale 8 at times, decreasing 4 later in south.
Sea state
Slight or moderate, but rough or very rough in south.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
Southerly or southeasterly, becoming cyclonic later, 4 or 5.
Sea state
Slight or moderate, but rough or very rough in far south.
Weather
Showers.
Visibility
Good.
Ardnamurchan Point to Cape Wrath
Strong winds are forecast

24 hour forecast:

Wind
Southerly 5 to 7, increasing gale 8 at times, decreasing 4 later in south.
Sea state
Rough or very rough.
Weather
Thundery showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
Southerly or southeasterly, becoming cyclonic later, 4 or 5.
Sea state
Moderate or rough, occasionally very rough in south.
Weather
Showers.
Visibility
Good.
Shetland Isles
Strong winds are forecast

24 hour forecast:

Wind
South or southeast 6 to gale 8, decreasing 4 or 5 later.
Sea state
Rough or very rough, occasionally high.
Weather
Rain until later.
Visibility
Moderate or poor, becoming good later.
For Coastal areas up to 60 nautical miles from Lerwick, Shetland

Valid Wednesday 19 Dec 2018 at 0000 UTC until Wednesday 19 Dec 2018 at 1200 UTC

General situation

Deep Atlantic low pushes a frontal trough northeast through Shetland waters bringing an easing flow later.

Wind
Southerly or southeasterly 6 to gale 8, decreasing 4 or 5 later in far west
Sea state
Very rough or high, occasionally rough later
Weather
Occasional rain, becoming mainly fair in west
Visibility
Moderate or poor, becoming good later in west

For 12 Hours from 1200 UTC on Wednesday 19 Dec until 0000 UTC on Thursday 20 Dec

Wind
Southerly or southeasterly 6 to gale 8 across central and east at first, otherwise 4 or 5
Sea state
Rough or very rough, occasionally high at first in northeast
Weather
Occasional rain at first in east, otherwise fair
Visibility
Moderate or poor at first in east, otherwise mainly good
Channel Islands
Strong winds are forecast

24 hour forecast:

Wind
Southwest 5 to 6, occasionally 7 with gusts to 45kt.
Sea state
Moderate to rather rough in the south, rather rough to rough in the north, increasing very rough in the northwest in the evening.
Weather
Scattered showers with a risk of hail and thunder.
Visibility
Good, occasionally moderate to poor in showers.

Outlook for the following 24 hours:

Wind
Southwest 5 to 7, occasionally gale 8 with gusts to 50kt, veering west by dawn, decreasing 5 to 6 by midday, backing southwest 6 to 7 in the evening, perhaps occasionally gale 8 by Friday morning.
Sea state
Rough to very rough, locally rather rough in the southeast, decreasing generally moderate to rather rough by evening with a low swell, increasing rough in the northwest towards midnight.
Weather
Scattered showers, with a risk of hail and thunder.
Visibility
Moderate to good, occasionally moderate to poor in showers.

Inshore waters and strong winds

For coastal waters up to 12 miles offshore

Forecasts for UK inshore waters are issued four times a day and cover a period of 24 hours from 0000, 0600, 1200 and 1800 UTC.

The coastal waters, up to 12 miles offshore, around the British Isles are divided into 19 areas.

The forecast contains details of forecast wind direction and force, weather, visibility and sea state.

Strong coastal winds (Strong Breeze force 6 or more) are displayed for the first 24 hours of the inshore waters forecast.

 

In the UK, the Maritime & Coastguard Agency (MCA) is responsible for the provision of Maritime Safety Information (MSI) to ships at sea, which includes the broadcast of warnings and forecasts. The Met Office initiates warnings and prepares routine forecasts for dissemination on behalf of the MCA.

Caution: The internet is not part of the Maritime Safety Information system and should never be relied upon as the only means to obtain the latest forecast and warning information. Access to the service may be interrupted or delayed from time to time, updates may also be delayed. Please refer to GMDSS services, INMARSAT SafetyNET or international NAVTEX for the latest information. When using these web pages, always check that the page on your screen is not from your cache. Use the Refresh or Reload button if in any doubt.

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