Coast and sea

Inshore waters and strong winds

General situation

A southerly airflow covering the United Kingdom will veer southwesterly by Saturday as an Atlantic front moves across from the west. Later on Sunday and into Monday a complex area of low pressure is expected to develop across northern waters.

Issued at:

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

Inshore waters forecast and strong winds map

Cape Wrath to Rattray Head including Orkney (1)

24 hour forecast:

Wind
South, veering southwest, 3 to 5.
Sea state
Slight or moderate in north, smooth or slight in south.
Weather
Showers, occasional rain at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Southwest, backing south or southeast, 3 to 5, occasionally 6 later.
Sea state
Slight or moderate in north, smooth or slight in south.
Weather
Showers then occasional rain.
Visibility
Moderate or good, occasionally poor in north.

Rattray Head to Berwick upon Tweed (2)

24 hour forecast:

Wind
South, veering southwest, 3 to 5.
Sea state
Smooth or slight.
Weather
Showers, occasional rain at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Southwest, backing south, 3 to 5, occasionally 6 later near Rattray Head.
Sea state
Smooth or slight.
Weather
Showers then occasional rain.
Visibility
Good occasionally moderate.

Berwick upon Tweed to Whitby (3)

24 hour forecast:

Wind
South, veering west, 3 to 5, backing southwest later.
Sea state
Smooth or slight.
Weather
Showers then fair, occasional rain at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Southwest 3 to 5, becoming variable 2 to 4, then becoming south 3 to 5 later.
Sea state
Smooth, occasionally slight at first.
Weather
Occasional rain later.
Visibility
Good, occasionally moderate later.

Whitby to Gibraltar Point (4)

24 hour forecast:

Wind
West or southwest 3 or 4, increasing 5 for a time, becoming variable 2 to 4 later.
Sea state
Smooth or slight.
Weather
Rain or showers at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Variable 2 to 4, becoming south or southwest 3 or 4.
Sea state
Smooth, occasionally slight at first.
Weather
Fair.
Visibility
Good.

Gibraltar Point to North Foreland (5)

Strong winds are forecast

24 hour forecast:

Wind
Variable 2 to 4, becoming westerly or southwesterly 4 to 6 for a time.
Sea state
Smooth or slight, becoming moderate for a time.
Weather
Rain or thundery showers at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Variable, becoming southerly, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good, occasionally moderate in south.

North Foreland to Selsey Bill (6)

Strong winds are forecast

24 hour forecast:

Wind
Variable 2 to 4, becoming southwesterly 5 or 6, occasionally 7 in east, decreasing 3 or 4 later.
Sea state
Slight or moderate, occasionally smooth at first.
Weather
Rain or thundery showers at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Southwesterly 3 to 5, becoming variable 3 or less.
Sea state
Smooth or slight, occasionally moderate at first.
Weather
Fair.
Visibility
Good occasionally moderate.

Selsey Bill to Lyme Regis (7)

Strong winds are forecast

24 hour forecast:

Wind
Variable 2 to 4, becoming west or southwest 5 to 7, decreasing 2 to 4 later.
Sea state
Slight, becoming moderate for a time.
Weather
South at first.
Visibility
Good, occasionally moderate at first in east.

Outlook for the following 24 hours:

Wind
Southwest 3 to 5, becoming variable 3 or less.
Sea state
Smooth or slight, occasionally moderate at first.
Weather
Mainly fair.
Visibility
Good, occasionally poor later.

Lyme Regis to Lands End including the Isles of Scilly (8)

Strong winds are forecast

24 hour forecast:

Wind
Southwest, veering west for a time, 5 or 6, decreasing 3 or 4.
Sea state
Slight or moderate, occasionally rough at first in west.
Weather
Showers at first.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southwest 2 to 4, increasing 5 at times.
Sea state
Slight or moderate, becoming smooth in east.
Weather
Mainly fair.
Visibility
Good occasionally poor.

Lands End to St Davids Head including the Bristol Channel (9)

Strong winds are forecast

24 hour forecast:

Wind
Southwest, veering west for a time, 5 or 6, occasionally 7 at first, decreasing 3 or 4.
Sea state
Moderate, occasionally rough at first, becoming slight later in the Bristol Channel.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southwest 3 to 5, occasionally 6 near St Davids Head.
Sea state
Slight or moderate.
Weather
Mainly fair.
Visibility
Good occasionally poor.

St Davids Head to Great Orme Head, including St Georges Channel (10)

Strong winds are forecast

24 hour forecast:

Wind
South, veering southwest, 5 or 6, occasionally 7 at first, backing south 4 or 5.
Sea state
Slight or moderate, occasionally rough at first in south.
Weather
Showers, occasional rain at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
South or southwest 4 to 6.
Sea state
Slight or moderate, occasionally smooth east from penmon point.
Weather
Mainly fair.
Visibility
Good occasionally poor.

Great Orme Head to the Mull of Galloway (11)

Strong winds are forecast

24 hour forecast:

Wind
South 3 to 5 veering west or southwest 4 to 6.
Sea state
Slight or moderate, occasionally smooth near Liverpool Bay.
Weather
Showers, occasional rain at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
West or southwest 3 to 5, backing south or southwest 4 to 6.
Sea state
Slight or moderate, occasionally smooth near Liverpool Bay.
Weather
Mainly fair.
Visibility
Good occasionally poor.

Isle of Man (12)

Strong winds are forecast

24 hour forecast:

Wind
South, veering west or southwest, 4 or 5, occasionally 6 at first.
Sea state
Slight or moderate.
Weather
Rain or showers at first.
Visibility
Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
West 4 or 5, backing south or southwest 3 to 5.
Sea state
Slight or moderate, becoming moderate later.
Weather
Mainly fair.
Visibility
Good occasionally poor.

Lough Foyle to Carlingford Lough (13)

Strong winds are forecast

24 hour forecast:

Wind
South, veering southwest, 3 to 5, occasionally 6 at first, backing south 3 or 4 later.
Sea state
Slight or moderate, occasionally smooth in shelter.
Weather
Showers, thunder y at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
South or southwest 3 to 5, increasing 6 at times.
Sea state
Slight or moderate, occasionally smooth in shelter.
Weather
Showers.
Visibility
Good occasionally moderate.

Mull of Galloway to Mull of Kintyre including the Firth of Clyde and North Channel (14)

Strong winds are forecast

24 hour forecast:

Wind
Southerly, veering southwesterly, 3 to 5, occasionally 6 at first, backing southerly 3 or 4 later.
Sea state
Slight or moderate, occasionally smooth in the Firth of Clyde.
Weather
Rain then showers, thundery at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Southerly or southwesterly 3 to 5, occasionally 6 in the North Channel.
Sea state
Slight or moderate, occasionally smooth in the Firth of Clyde.
Weather
Showers.
Visibility
Good occasionally moderate.

Mull of Kintyre to Ardnamurchan Point (15)

Strong winds are forecast

24 hour forecast:

Wind
South, veering southwest, 3 to 5, occasionally 6 at first.
Sea state
Moderate or rough, occasionally slight to the east of islay and colonsay.
Weather
Showers, occasional rain at first.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
South or southwest, veering west later, 4 to 6, decreasing 3 at times.
Sea state
Slight or moderate, occasionally rough at first.
Weather
Occasional rain or showers.
Visibility
Moderate or good, occasionally poor.

The Minch (16)

Strong winds are forecast

24 hour forecast:

Wind
South, veering southwest, 4 to 6.
Sea state
Slight or moderate, occasionally rough in far south.
Weather
Showers, occasional rain at first in south.
Visibility
Good, occasionally moderate at first in south.

Outlook for the following 24 hours:

Wind
South or southwest, becoming cyclonic later, 4 to 6.
Sea state
Slight or moderate, occasionally rough at first in far south, becoming smooth later near raasay and rona.
Weather
Occasional rain or showers.
Visibility
Moderate or good, occasionally poor.

Ardnamurchan Point to Cape Wrath (17)

Strong winds are forecast

24 hour forecast:

Wind
South, veering southwest, 4 to 6.
Sea state
Moderate or rough.
Weather
Showers, occasional rain at first in south.
Visibility
Good, occasionally moderate at first in south.

Outlook for the following 24 hours:

Wind
South or southwest, becoming cyclonic later, 4 to 6.
Sea state
Moderate, occasionally rough at first.
Weather
Occasional rain or showers.
Visibility
Moderate or good, occasionally poor.

Shetland Isles (18)

24 hour forecast:

Wind
South or southeast, veering southwest later, 3 to 5.
Sea state
Slight or moderate.
Weather
Fair then showers, rain for a time.
Visibility
Good occasionally moderate.

For Coastal areas up to 60 nautical miles from Lerwick, Shetland (18)

Strong wind warning

Valid Friday 20 May 2022 at 1200 UTC until Saturday 21 May 2022 at 0000 UTC

General situation

Atlantic low pressure centred south of Iceland will maintain a generally southerly flow across Shetland Waters.

Forecast

Wind
South or southeast veering southwest in the west, 3 to 5.
Sea state
Slight or moderate in southeast, moderate or rough in northwest.
Weather
Fair then showers later.
Visibility
Good, occasionally moderate later.

Outlook for 12 Hours from 0000 UTC on Saturday 21 May until 1200 UTC on Saturday 21 May

Wind
Southwest, but south in east at first, 3 to 5.
Sea state
Slight or moderate in southeast, moderate in northwest.
Weather
Showers.
Visibility
Good, occasionally poor.

Channel Islands (19)

Strong winds are forecast

24 hour forecast:

Wind
West to southwest 3 to 5, perhaps briefly 6 mid-channel late afternoon, locally northwesterly in the far south of the area, generally decreasing 2 to 3 overnight, becoming variable tomorrow.
Sea state
Smooth or slight with a low swell, increasing slight to moderate for a time today and tonight, perhaps briefly rather rough mid-channel.
Weather
Small risk of mist near french coast around dawn.
Visibility
Good, perhaps locally moderate or poor for a time.

Outlook for the following 24 hours:

Wind
Variable 1 to 3, becoming northerly 2 to 4 in the south of the area by late afternoon, generally becoming easterly 2 to 4 overnight, backing northeast to east on Sunday.
Sea state
Smooth or slight with a low swell.
Weather
Some mist patches likely mid-channel and perhaps near french coast around dawn.
Visibility
Good, locally moderate or perhaps poor at times.

The inshore waters forecast information

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 around the British Isles are divided into 19 areas which extend up to 12 nautical miles offshore.

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

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

Marine forecasts disclaimer

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.

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