Coast and sea

Inshore waters and strong winds

General situation

A ridge of high pressure extending eastwards across southern areas of the United Kingdom will give relatively light winds through Saturday evening, whereas strong winds will affect the far north. Then on Sunday gales will affect most northern waters, with severe gales expected across the far north by evening.

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)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 4 or 5 increasing 6 to gale 8, then veering west later, perhaps severe gale 9 later.
Sea state
Rough or very rough to the west and north of Orkney, but elsewhere slight or moderate.
Weather
Rain or showers, squally later.
Visibility
Moderate or good, occasionally poor in north.

Outlook for the following 24 hours:

Wind
West 7 to severe gale 9 veering northwest 6 to gale 8, backing southwest 3 to 5 later.
Sea state
Mainly moderate or rough, but slight in inner Moray Firth and very rough or high to the west and north of Orkney.
Weather
Showers, squally at first.
Visibility
Moderate or good, occasionally poor in north.

Rattray Head to Berwick upon Tweed (2)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 3 to 5, increasing 6 to gale 8 later, perhaps severe gale 9 later, then veering west later.
Sea state
Smooth or slight becoming slight or moderate.
Weather
Rain for a time later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
West or northwest 6 to gale 8, backing southwest 3 to 5 later.
Sea state
Slight or moderate, becoming rough near Rattray Head.
Weather
Showers, mainly in north.
Visibility
Good.

Berwick upon Tweed to Whitby (3)

Strong winds are forecast

24 hour forecast:

Wind
Northwest 3 or 4 backing west 4 or 5, then southwest 5 to 7 later, perhaps gale 8 later.
Sea state
Slight, occasionally moderate later in north.
Weather
Rain at times later.
Visibility
Good, occasionally moderate.

Outlook for the following 24 hours:

Wind
Southwest 5 to 7 veering west or northwest 6 to gale 8, backing west or southwest 4 or 5 later.
Sea state
Slight or moderate, becoming moderate occasionally rough.
Weather
Rain then fair.
Visibility
Good, occasionally moderate at first.

Whitby to Gibraltar Point (4)

Strong winds are forecast

24 hour forecast:

Wind
West 2 or 3 backing southwest 4 or 5, occasionally 6 later.
Sea state
Slight, occasionally smooth in south.
Weather
Drizzle at times then fair.
Visibility
Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
Southwesterly veering westerly or northwesterly, 4 to 6, increasing 7 at times in north.
Sea state
Slight, becoming moderate or rough.
Weather
Occasional rain at first.
Visibility
Good, occasionally moderate at first.

Gibraltar Point to North Foreland (5)

Strong winds are forecast

24 hour forecast:

Wind
Variable 3 or less becoming southwesterly 4 or 5, occasionally 6 later.
Sea state
Smooth or slight.
Weather
Drizzle for a time.
Visibility
Good, becoming moderate or poor for a time.

Outlook for the following 24 hours:

Wind
Southwesterly veering westerly or northwesterly, 4 to 6.
Sea state
Smooth or slight becoming slight or moderate.
Weather
Mainly fair.
Visibility
Good.

North Foreland to Selsey Bill (6)

Strong winds are forecast

24 hour forecast:

Wind
Variable 3 or less becoming westerly 3 or 4, backing southwesterly 4 to 6 later.
Sea state
Smooth or slight, becoming slight or moderate later.
Weather
Drizzle at times later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
Westerly or southwesterly 4 to 6, veering westerly or northwesterly 3 to 5 later.
Sea state
Slight or moderate.
Weather
Mainly fair.
Visibility
Good.

Selsey Bill to Lyme Regis (7)

24 hour forecast:

Wind
Variable 3 or less, becoming west or southwest 4 or 5 later.
Sea state
Smooth or slight, becoming slight or moderate later.
Weather
Drizzle at times later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
West or southwest 4 or 5, veering northwest 2 to 4 later.
Sea state
Slight or moderate, becoming smooth or slight later.
Weather
Rain or drizzle for a time.
Visibility
Good, occasionally moderate.

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

24 hour forecast:

Wind
Variable 3 or less, becoming west or southwest 4 or 5 later.
Sea state
Smooth or slight until later in east, otherwise slight or moderate.
Weather
Drizzle at times later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
West 4 or 5, becoming variable 3 or less later.
Sea state
Slight or moderate, becoming smooth or slight later in east.
Weather
Rain or drizzle for a time.
Visibility
Good, becoming moderate or poor for a time.

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

Strong winds are forecast

24 hour forecast:

Wind
Variable 3 or less becoming west or southwest 4 or 5, occasionally 6 later.
Sea state
Smooth or slight becoming slight or moderate.
Weather
Drizzle for a time.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
West 4 to 6 veering northwest 3 to 5, then becoming variable 2, becoming west 3 or 4 later.
Sea state
Slight or moderate.
Weather
Rain or drizzle for a time.
Visibility
Good, becoming moderate or poor for a time.

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

Strong winds are forecast

24 hour forecast:

Wind
Southwest 2 to 4 veering west 3 to 5, backing southwest 4 to 6 later.
Sea state
Smooth or slight becoming slight or moderate.
Weather
Drizzle then fair.
Visibility
Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
Southwest veering northwest 4 to 6, then backing southwest 3 to 5 later.
Sea state
Slight or moderate.
Weather
Drizzle for a time.
Visibility
Good, occasionally moderate.

Great Orme Head to the Mull of Galloway (11)

Strong winds are forecast

24 hour forecast:

Wind
Variable 2 to 4 becoming west or southwest 4 or 5, then increasing 6 later.
Sea state
Smooth or slight, becoming moderate later.
Weather
Drizzle then fair, then rain later in north.
Visibility
Moderate or good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
Southwest 5 or 6 veering west or northwest 4 to 6, then backing southwest again later.
Sea state
Moderate, becoming slight later.
Weather
Rain then showers.
Visibility
Good, occasionally poor at first.

Isle of Man (12)

Strong winds are forecast

24 hour forecast:

Wind
West or northwest 2 or 3 increasing 4 or 5, backing southwest 5 or 6 later.
Sea state
Smooth becoming slight, then moderate later.
Weather
Drizzle then fair.
Visibility
Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind
Southwest 5 or 6 veering west or northwest 5 to 7, backing southwest 4 or 5 later.
Sea state
Moderate, becoming slight later.
Weather
Rain for a time at first.
Visibility
Good, occasionally poor at first.

Lough Foyle to Carlingford Lough (13)

Strong winds are forecast

24 hour forecast:

Wind
Westerly or southwesterly 2 to 4 increasing 4 to 6, occasionally 7 later in north.
Sea state
Smooth or slight until later in east, otherwise slight or moderate, but becoming rough later in north.
Weather
Showers then fair, then rain later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
Westerly or northwesterly 5 to 7, occasionally gale 8 at first in north, backing southwesterly 4 or 5 later.
Sea state
Rough or very rough in far north, but elsewhere slight or moderate.
Weather
Rain then showers.
Visibility
Moderate or good, occasionally poor at first.

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

Strong winds are forecast

24 hour forecast:

Wind
Westerly 2 to 4 backing southwesterly 4 to 6, then veering westerly or northwesterly later.
Sea state
Smooth or slight in far north, but elsewhere slight or moderate.
Weather
Showers then fair, then rain later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
Westerly or northwesterly 4 to 6, occasionally 7 at first, backing southwesterly 4 or 5 later.
Sea state
Slight or moderate, becoming moderate or rough for a time except in far north.
Weather
Rain then showers.
Visibility
Good, occasionally poor at first.

Mull of Kintyre to Ardnamurchan Point (15)

Strong winds are forecast

24 hour forecast:

Wind
West 3 to 5 backing southwest 5 to 7, occasionally gale 8 later, then veering west or northwest later.
Sea state
Moderate or rough, becoming rough or very rough later.
Weather
Rain or showers, squally later.
Visibility
Moderate or good, occasionally poor later.

Outlook for the following 24 hours:

Wind
West or northwest 6 to gale 8, backing southwest 4 to 6 later.
Sea state
Moderate in shelter, otherwise mainly rough or very rough, but occasionally high near Tiree.
Weather
Squally showers, then rain later.
Visibility
Moderate or good, occasionally poor.

The Minch (16)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 4 to 6 increasing 6 to gale 8, veering west 7 to severe gale 9 later.
Sea state
Slight or moderate becoming moderate or rough.
Weather
Rain or showers, squally later.
Visibility
Moderate or good, occasionally poor.

Outlook for the following 24 hours:

Wind
West 7 to severe gale 9 veering northwest 5 to 7, backing southwest 4 to 6 later.
Sea state
Moderate or rough, occasionally very rough in far north, becoming slight or moderate near Skye.
Weather
Squally showers, then rain later.
Visibility
Moderate or good.

Ardnamurchan Point to Cape Wrath (17)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 4 to 6 increasing 6 to gale 8, veering west 7 to severe gale 9 later.
Sea state
Moderate at first between Barra and Canna, otherwise rough or very rough, becoming very rough or high later.
Weather
Rain or showers, squally later.
Visibility
Moderate or good, occasionally poor.

Outlook for the following 24 hours:

Wind
West 7 to severe gale 9 veering northwest 5 to 7, backing southwest 4 to 6 later.
Sea state
Very rough or high, becoming rough or very rough later.
Weather
Squally showers, then rain later.
Visibility
Moderate or good, occasionally poor.

Shetland Isles (18)

Strong winds are forecast

24 hour forecast:

Wind
West or southwest 5 or 6 increasing 7 or gale 8, occasionally severe gale 9 later.
Sea state
Moderate or rough in east, but in north west and south, rough or very rough, becoming very rough or high later.
Weather
Rain or showers, squally later.
Visibility
Moderate or good, occasionally poor.

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

Valid Saturday 28 Jan 2023 at 1800 UTC until Sunday 29 Jan 2023 at 0600 UTC

General situation

A deep area of low pressure will become centred over the Norwegian Sea bringing unsettled conditions to Shetland waters.

Forecast

Wind
West or southwest 5 or 6 increasing 7 or gale 8
Sea state
Rough or very rough, but moderate in sheltered waters east of Shetland
Weather
Showers
Visibility
Good

Outlook for 12 Hours from 0600 UTC on Sunday 29 Jan until 1800 UTC on Sunday 29 Jan

Wind
West or southwest 7 to severe gale 9
Sea state
Very rough or high, but rough in more sheltered waters east of Shetland
Weather
Rain clearing to showers
Visibility
Moderate or good, occasionally poor

Channel Islands (19)

24 hour forecast:

Wind
North or northeast 2 to 4, becoming variable 1 to 3 overnight, then west or southwest 2 to 4 by midday, increasing 3 to 5 later.
Sea state
Smooth locally slight, with a low swell, increasing slight or moderate in the north of the area late tomorrow.
Weather
Perhaps misty near the French coast early morning, then patchy rain developing in the north of the area tomorrow afternoon.
Visibility
Good, perhaps locally moderate or poor later.

Outlook for the following 24 hours:

Wind
West 4 or 5 by evening, perhaps locally 6 mid-channel late evening, veering northwest early afternoon, decreasing 1 to 3 later.
Sea state
Slight with a low swell, locally moderate until mid-morning, locally smooth from mid-afternoon.
Weather
Patchy rain or drizzle at times, local mist and a risk of fog patches from late in the night until late in the morning.
Visibility
Moderate or good, locally poor or perhaps very 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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