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Inshore waters

Issued by the Met Office at 0001 UTC on Friday 31 March 2017

Inshore Waters Forecast to 12 miles offshore
for the period 0000 UTC Friday 31 March to 0000 UTC Saturday 1 April 2017

General situation

A highly complex but filling area of low pressure will gradually drift eastwards across the United Kingdom during the next couple of days, bringing very unsettled conditions. A ridge of high pressure will then build across most areas later Saturday.

Cape Wrath to Rattray Head including Orkney

24 hour forecast: Southeast 3, increasing 4 or 5, veering southwest 5 or 6 later. Smooth at times in Moray Firth, otherwise slight or moderate, occasionally rough later in far north. Occasional rain and fog patches, showers later. Moderate, occasionally very poor, becoming good later.

Outlook for the following 24 hours: Southwest 5 or 6, veering west 4 or 5, then northwest 5 or 6 later. Smooth in Moray Firth, otherwise slight or moderate, occasionally rough at first in far north. Showers. Good.

Rattray Head to Berwick upon Tweed

24 hour forecast: South 4 or 5, veering southwest 5 or 6 later. Slight or moderate. Occasional rain, fair later. Moderate or good, occasionally poor.

Outlook for the following 24 hours: Southwest 4 or 5, becoming variable 3 or 4, then northwest 4 or 5 later. Slight or moderate, becoming smooth or slight. Showers for a time. Good.

Berwick upon Tweed to Whitby

24 hour forecast: South veering southwest for a time later, 4 or 5, occasionally 6 later. Slight or moderate. Occasional rain, fair later. Good, occasionally moderate.

Outlook for the following 24 hours: South 4 or 5, becoming variable, mainly northwest later, 3 or 4. Slight or moderate becoming smooth or slight. Showers for a time. Good.

Whitby to Gibraltar Point

24 hour forecast: South veering southwest for a time, 4 or 5. Slight, occasionally moderate. Showers. Good.

Outlook for the following 24 hours: South becoming variable, mainly west later, 3 or 4, occasionally 5 at first. Smooth or slight. Showers for a time. Good.

Gibraltar Point to North Foreland

24 hour forecast: Southerly veering southwesterly for a time, 4 or 5, increasing 6 at times. Slight, occasionally moderate. Showers in north. Good.

Outlook for the following 24 hours: Southerly becoming variable later, 3 or 4, occasionally 5 at first. Smooth or slight. Showers for a time. Good.

North Foreland to Selsey Bill

24 hour forecast: Southerly veering southwesterly for a time, 4 or 5, occasionally 6 in east. Slight or moderate. Fair. Good.

Outlook for the following 24 hours: Southerly veering southwesterly 4 or 5, becoming variable 3 or 4 later. Slight or moderate. Showers. Good.

Selsey Bill to Lyme Regis

24 hour forecast: South or southwest 5 or 6, decreasing 4 at times. Slight in shelter, otherwise moderate. Showers, fair for a time. Good, occasionally moderate.

Outlook for the following 24 hours: South veering southwest, then north later, 4 or 5. Slight or moderate. Showers. Good.

Lyme Regis to Lands End including the Isles of Scilly

24 hour forecast: South or southwest 5 to 7, decreasing 4 at times later. Moderate or rough, occasionally very rough at first in far west. Rain or showers, fair for a time. Good, occasionally poor at first.

Outlook for the following 24 hours: Southwest 4 or 5, veering northwest, then north later, 5 or 6. Slight in Lyme Bay, otherwise moderate or rough. Showers. Good.

Lands End to St Davids Head including the Bristol Channel

24 hour forecast: South or southwest 5 to 7, decreasing 4 at times later. Moderate or rough, occasionally very rough at first in southwest. Rain or showers, fair for a time. Moderate or poor, becoming good.

Outlook for the following 24 hours: Southwest 4 or 5, veering northwest, then north later, 5 or 6. Moderate or rough. Showers. Good.

St Davids Head to Great Orme Head, including St Georges Channel

24 hour forecast: South or southwest 5 to 7, decreasing 4 at times later. Slight or moderate east of Anglesey, otherwise moderate or rough. Rain then showers. Moderate or poor, becoming good.

Outlook for the following 24 hours: South 4 or 5, becoming variable 2 or 3, then north 4 or 5 later. Slight or moderate, occasionally rough at first in south. Showers. Good.

Great Orme Head to the Mull of Galloway

24 hour forecast: South or southwest 5 to 7, decreasing 4 at times later. Smooth or slight in Liverpool Bay, otherwise slight or moderate. Occasional rain and fog patches, showers later. Moderate, occasionally very poor, becoming good later.

Outlook for the following 24 hours: South 4 or 5, becoming variable 2 or 3, then northwest 3 or 4 later. Slight or moderate, becoming smooth or slight for a time. Showers. Good.

Isle of Man

24 hour forecast: Southeast veering south or southwest 4 or 5, increasing 6 at times. Moderate, becoming slight or moderate later. Occasional rain and fog patches, showers later. Moderate or poor, occasionally very poor, becoming good later.

Outlook for the following 24 hours: South or southwest veering north or northwest 4 or 5, decreasing 3 or 4 for a time. Slight or moderate, becoming smooth or slight later. Showers, fair later. Good, occasionally moderate.

Lough Foyle to Carlingford Lough

24 hour forecast: Southerly 4 or 5, occasionally 6 in east, becoming variable 3 or 4 in north. Smooth at times in shelter, otherwise slight or moderate. Occasional rain then showers, fog patches at first in east. Moderate, occasionally very poor at first in east, becoming good.

Outlook for the following 24 hours: Southerly 4 or 5 at first in east, otherwise variable 3 or 4, becoming northwesterly 4 or 5 later. Smooth in shelter, otherwise slight, occasionally moderate. Showers. Good.

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

24 hour forecast: Southerly 4 or 5, occasionally 6 in North Channel. Smooth at times in shelter, otherwise slight or moderate. Occasional rain then showers, fog patches at first in east. Moderate, occasionally very poor, becoming good.

Outlook for the following 24 hours: Southerly 4 or 5 becoming variable 3 or 4, then becoming northwesterly 4 or 5 later. Smooth in shelter, otherwise slight, occasionally moderate. Showers. Good.

Mull of Kintyre to Ardnamurchan Point

24 hour forecast: Southeast veering southwest 4 or 5, becoming variable 3 or 4 later. Slight or moderate. Occasional rain, showers later. Moderate, occasionally poor, becoming good later.

Outlook for the following 24 hours: Variable 3 or 4, becoming northwest 4 or 5. Smooth in shelter, otherwise slight or moderate. Showers. Good.

The Minch

24 hour forecast: Southeast 3 or 4, veering southwest 4 or 5, occasionally 6 later. Slight or moderate. Occasional rain, showers later. Moderate, occasionally poor, becoming good later.

Outlook for the following 24 hours: Southwest veering northwest 4 or 5, increasing 6 at times. Slight or moderate. Showers. Good.

Ardnamurchan Point to Cape Wrath

24 hour forecast: Southeast 3 or 4, veering southwest 4 or 5, occasionally 6 later. Moderate, occasionally rough in west. Occasional rain, showers later. Moderate, occasionally poor, becoming good later.

Outlook for the following 24 hours: Southwest veering northwest 4 or 5, increasing 6 at times. Moderate, occasionally rough in west. Showers. Good.

Shetland Isles

24 hour forecast: Southeast 4 or 5, occasionally 3 at first, veering southwest 5 or 6 later. Moderate, occasionally rough later in southwest. Fog banks until later, occasional rain, mainly later. Poor or very poor, becoming moderate or good later.

Outlook for the following 24 hours: . . . .

Channel Islands

24 hour forecast: South to southwest 4 to 5, perhaps locally 6 north of Jersey, increasing 5 to 6 for a time in the evening, decreasing 4 by midnight. Slight to moderate, locally rather rough in the north and west. Occasional rain, clearing Friday morning, showers developing from late afternoon. Good, occasionally moderate.

Outlook for the following 24 hours: Southwest 4, occasionally 5, decreasing 3 to 4 by midday, veering northwest in the afternoon and increasing 4 to 5. Slight to moderate with swell, locally rather rough in the north. Scattered showers with a risk of thunder, dying out in the evening. Good, occasionally moderate in showers.

Inshore waters overview

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.

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