Coast and sea

Inshore waters and strong winds

General situation

High pressure over southern areas will drift east into continental Europe. Meanwhile low pressure will become centred to the northwest of Scotland, with its associated fronts pushing southeastwards across all parts by the end of Monday.

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
Westerly 4 or 5, occasionally 6 at first in north, becoming variable 3 or 4, then southerly 3 to 5 later.
Sea state
Slight or moderate, occasionally rough at first near Orkney, becoming smooth at times in east.
Weather
Occasional rain or drizzle, fair for a time.
Visibility
Moderate or good.

Outlook for the following 24 hours:

Wind
South veering west, 3 to 5, occasionally 6 later.
Sea state
Smooth or slight until later in east, otherwise moderate.
Weather
Occasional rain or showers.
Visibility
Good, occasionally poor in north.

Rattray Head to Berwick upon Tweed (2)

24 hour forecast:

Wind
West backing south or southwest, 4 or 5, becoming variable 3 at times.
Sea state
Smooth or slight, occasionally moderate near Rattray Head.
Weather
Occasional rain later.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
Southwest 4 or 5, veering west 4 to 6 later.
Sea state
Smooth or slight, occasionally moderate.
Weather
Occasional rain or showers.
Visibility
Good, occasionally moderate.

Berwick upon Tweed to Whitby (3)

24 hour forecast:

Wind
West backing south, 4 or 5, becoming variable 3 at times.
Sea state
Smooth or slight.
Weather
Occasional rain later.
Visibility
Good.

Outlook for the following 24 hours:

Wind
South or southwest, veering west later, 4 or 5.
Sea state
Smooth or slight.
Weather
Occasional rain until later.
Visibility
Mainly good.

Whitby to Gibraltar Point (4)

24 hour forecast:

Wind
Variable 3 or 4, becoming southeast 4 or 5, then veering southwest 3 or 4 later.
Sea state
Smooth or slight.
Weather
Mainly fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southwest veering west later, 3 or 4, occasionally 5 later.
Sea state
Smooth or slight.
Weather
Occasional rain for a time.
Visibility
Mainly good.

Gibraltar Point to North Foreland (5)

24 hour forecast:

Wind
Variable 2 to 4, becoming southerly 3 or 4, occasionally 5 later.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southerly veering westerly or northwesterly, 3 to 5.
Sea state
Smooth or slight.
Weather
Fair then occasional rain.
Visibility
Good, occasionally moderate later.

North Foreland to Selsey Bill (6)

24 hour forecast:

Wind
Variable 2 to 4.
Sea state
Smooth.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 2 to 4, becoming southwesterly 3 to 5, then veering northwesterly 3 or 4 later.
Sea state
Smooth or slight.
Weather
Occasional rain later.
Visibility
Good, occasionally moderate later.

Selsey Bill to Lyme Regis (7)

24 hour forecast:

Wind
Variable 3 or less, increasing 4 at times.
Sea state
Smooth.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less, becoming west or southwest 3 to 5, then veering northwest 3 or 4 later.
Sea state
Smooth or slight.
Weather
Occasional rain for a time.
Visibility
Good, occasionally moderate for a time.

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

24 hour forecast:

Wind
Variable 3 or less, increasing 4 at times.
Sea state
Slight west of The Lizard, otherwise smooth.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less, becoming west or southwest 3 to 5, then veering northwest later.
Sea state
Smooth or slight, occasionally moderate in far west.
Weather
Fair then occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor for a time.

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

24 hour forecast:

Wind
Variable 2 to 4, becoming southwest 3 to 5 later.
Sea state
Smooth or slight.
Weather
Occasional rain later.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southwest veering northwest later, 3 to 5.
Sea state
Mainly smooth in Bristol Channel, otherwise slight, occasionally moderate.
Weather
Occasional rain or drizzle until later.
Visibility
Moderate or good, occasionally poor until later.

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

Strong winds are forecast

24 hour forecast:

Wind
Southerly or southwesterly 3 to 5, becoming variable 3 or 4 at times, then occasionally 6 later in north.
Sea state
Smooth or slight, occasionally moderate later.
Weather
Occasional rain or drizzle later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
Southwest 4 or 5, occasionally 6 at first, veering northwest later.
Sea state
Slight, occasionally moderate at first.
Weather
Occasional rain or drizzle until later.
Visibility
Moderate or good, occasionally poor until later.

Great Orme Head to the Mull of Galloway (11)

Strong winds are forecast

24 hour forecast:

Wind
South or southwest 3 to 5, becoming variable 3 at times until later in Liverpool Bay, then occasionally 6 later.
Sea state
Smooth or slight, becoming slight or moderate.
Weather
Occasional rain or drizzle later.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
Southwest veering northwest later, 4 or 5.
Sea state
Slight, occasionally moderate at first.
Weather
Occasional rain or showers.
Visibility
Moderate or good.

Isle of Man (12)

24 hour forecast:

Wind
South or southwest 4 or 5, occasionally 3 at first.
Sea state
Slight, occasionally moderate later.
Weather
Rain and drizzle later.
Visibility
Good, occasionally moderate or poor later.

Outlook for the following 24 hours:

Wind
Southwest veering west, 4 or 5, then veering northwest 3 or 4 later.
Sea state
Slight, occasionally moderate at first.
Weather
Rain and drizzle, then showers.
Visibility
Good, occasionally moderate or poor.

Lough Foyle to Carlingford Lough (13)

Strong winds are forecast

24 hour forecast:

Wind
Southerly veering southwesterly 3 to 5, occasionally 6 for a time in east.
Sea state
Smooth until later in east, otherwise slight.
Weather
Fair then occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor later.

Outlook for the following 24 hours:

Wind
Southwest veering northwest, 4 or 5.
Sea state
Smooth or slight, becoming moderate west of Rathlin Island.
Weather
Occasional rain or showers.
Visibility
Moderate or good.

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 for a time.
Sea state
Smooth or slight, occasionally moderate for a time later.
Weather
Fair then occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor later.

Outlook for the following 24 hours:

Wind
Southwesterly veering westerly or northwesterly, 4 or 5.
Sea state
Slight, occasionally smooth, then occasionally moderate later near Mull of Kintyre.
Weather
Occasional rain or showers.
Visibility
Moderate or good.

Mull of Kintyre to Ardnamurchan Point (15)

Strong winds are forecast

24 hour forecast:

Wind
South veering west later, 3 to 5, occasionally 6 for a time.
Sea state
Slight or moderate.
Weather
Fair then rain or drizzle.
Visibility
Good, becoming moderate, occasionally poor.

Outlook for the following 24 hours:

Wind
Southwest veering west or northwest later, 4 or 5.
Sea state
Slight or moderate.
Weather
Occasional rain or showers.
Visibility
Moderate or good, occasionally poor at first.

The Minch (16)

Strong winds are forecast

24 hour forecast:

Wind
Southwest backing south for a time, 4 or 5, occasionally 6 for a time.
Sea state
Smooth or slight, occasionally moderate in far south and far north.
Weather
Fair then rain or drizzle.
Visibility
Good, becoming moderate, occasionally poor.

Outlook for the following 24 hours:

Wind
Southwest veering west or northwest, 4 to 6.
Sea state
Smooth or slight, occasionally moderate in far south and far north.
Weather
Occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor.

Ardnamurchan Point to Cape Wrath (17)

Strong winds are forecast

24 hour forecast:

Wind
Southwest backing south for a time, 4 or 5, occasionally 6 for a time.
Sea state
Moderate.
Weather
Fair then rain or drizzle.
Visibility
Good, becoming moderate, occasionally poor.

Outlook for the following 24 hours:

Wind
Southwest veering west or northwest, 4 to 6.
Sea state
Moderate, occasionally rough for a time west of the Outer Hebrides.
Weather
Occasional rain or drizzle.
Visibility
Moderate or good, occasionally poor.

Shetland Isles (18)

Strong winds are forecast

24 hour forecast:

Wind
West backing south or southeast, 3 to 5, occasionally 6 at first.
Sea state
Slight or moderate, but smooth in sheltered east.
Weather
Occasional rain or drizzle, fog patches until later.
Visibility
Moderate or poor, occasionally very poor until later, then occasionally good later.

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

Valid Sunday 12 Jul 2020 at 0600 UTC until Sunday 12 Jul 2020 at 1800 UTC

General situation

Westerly flow initially with Atlantic front over Shetland Waters. Front clearing east late Sunday, with flow backing southerly as further troughs approach from west overnight.

Forecast

Wind
West 3 to 5, occasionally 6 at first
Sea state
Slight or moderate, but smooth in sheltered eastern coastal waters
Weather
Occasional rain or drizzle, mist and risk fog patches
Visibility
Moderate or poor, perhaps very poor in fog patches

Outlook for 12 Hours from 1800 UTC on Sunday 12 Jul until 0600 UTC on Monday 13 Jul

Wind
West backing south or southeast 3 to 5
Sea state
Slight or moderate, but smooth in sheltered eastern coastal waters
Weather
Occasional rain or drizzle, mist and risk fog patches at first, soon becoming fair, then rain in west later
Visibility
Moderate or poor, perhaps very poor in fog patches, soon becoming mainly good, occasionally moderate later

Channel Islands (19)

24 hour forecast:

Wind
Easterly 2 to 4, locally variable 1 or 2 from late morning, backing northeast to north 3 to 4 during the afternoon, locally 5 in the south of the area until dusk, occasionally variable 1 or 2 Monday morning.
Sea state
Smooth to slight, with a low swell.
Weather
Mainly fine.
Visibility
Good or very good.

Outlook for the following 24 hours:

Wind
North to northeast 2 to 4, occasionally variable 1 or 2 at first, becoming west to northwest 3 to 4 during the afternoon.
Sea state
Smooth to slight, with a low swell.
Weather
Fair or fine, occasional patchy rain or showers from early evening, with a risk of mist later.
Visibility
Good, occasionally moderate later, perhaps locally poor.

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.

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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