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Inshore waters

Issued by the Met Office at 0001 UTC on Thursday 1 September 2016

Inshore Waters Forecast to 12 miles offshore
for the period 0000 UTC Thursday 1 September to 0000 UTC Friday 2 September 2016

General situation

A rather unsettled westerly or southwesterly airflow will affect the United Kingdom during this forecast period.

Cape Wrath to Rattray Head including Orkney

24 hour forecast: Southwesterly backing southerly later, 5 or 6, occasionally 7 in north, decreasing 4 at times in east. Smooth at times in Moray Firth, otherwise slight or moderate in east, moderate or rough in north. Showers, rain for a time. Good, becoming moderate or poor for a time.

Outlook for the following 24 hours: Southwesterly 5 or 6, decreasing 4 at times, mainly in east. Smooth at times in Moray Firth, otherwise slight or moderate. Showers. Good.

Rattray Head to Berwick upon Tweed

24 hour forecast: Southwest 5 or 6, decreasing 4 at times. Smooth at times in shelter, otherwise slight or moderate. Occasional rain later. Good, occasionally moderate later.

Outlook for the following 24 hours: Southwest 4 or 5, occasionally 6 at first. Slight or moderate, becoming smooth or slight. Showers. Good.

Berwick upon Tweed to Whitby

24 hour forecast: West or southwest 4 or 5. Smooth in shelter, otherwise slight. Occasional rain later. Good, occasionally moderate later.

Outlook for the following 24 hours: West or southwest 4 or 5, occasionally 6 at first. Smooth in shelter, otherwise slight. Occasional rain, showers later. Good, occasionally moderate.

Whitby to Gibraltar Point

24 hour forecast: Variable, mainly west, backing southwest later, 3 or 4. Smooth or slight. Fair. Good.

Outlook for the following 24 hours: Southwest 3 or 4, increasing 5 or 6 for a time. Smooth or slight, becoming slight or moderate for a time. Occasional rain. Mainly good.

Gibraltar Point to North Foreland

24 hour forecast: Variable, mainly westerly or northwesterly, backing southwesterly later, 3 or 4, occasionally 5 later. Smooth or slight. Fair. Good.

Outlook for the following 24 hours: Southwesterly 4 or 5, occasionally 6 later. Smooth or slight, becoming slight or moderate. Rain for a time later. Good, occasionally moderate later.

North Foreland to Selsey Bill

24 hour forecast: West or southwest 3 or 4, occasionally 5 later. Smooth or slight. Fair. Good.

Outlook for the following 24 hours: Southwesterly 4 or 5. Smooth or slight, becoming slight or moderate later. Occasional rain later. Good, occasionally moderate later.

Selsey Bill to Lyme Regis

24 hour forecast: Northwest backing west or southwest 3 or 4, occasionally 5 later. Smooth or slight. Fair. Good.

Outlook for the following 24 hours: Southwest veering west later, 4 or 5. Smooth or slight, becoming slight or moderate later. Occasional rain for a time. Good, occasionally moderate later.

Lyme Regis to Lands End including the Isles of Scilly

24 hour forecast: Variable, mainly northwest backing southwest later, 3 or 4. Moderate, occasionally rough at first in far west, otherwise smooth or slight. Fair. Good.

Outlook for the following 24 hours: Southwest veering west later, 3 or 4, increasing 5 for a time. Smooth or slight at first east of the Lizard, otherwise slight or moderate. Occasional rain for a time. Good, occasionally moderate for a time.

Lands End to St Davids Head including the Bristol Channel

24 hour forecast: West backing southwest 3 or 4, increasing 5 later. Slight in Bristol Channel and rough at first in southwest, otherwise moderate. Fair. Good.

Outlook for the following 24 hours: Southwest 5 or 6, veering west or southwest 4 or 5. Slight in Bristol Channel, otherwise moderate. Rain or drizzle, fair later. Good, occasionally poor at first.

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

24 hour forecast: West backing southwest 3 or 4 increasing 5 or 6. Slight becoming moderate later. Drizzle later. Good, occasionally poor later.

Outlook for the following 24 hours: Southwest veering west for a time, 4 or 5, occasionally 6 at first. Slight or moderate. Occasional rain then fair. Good, occasionally poor at first.

Great Orme Head to the Mull of Galloway

24 hour forecast: West 3 or 4, backing southwest 5 or 6, occasionally 7 later. Slight becoming moderate later. Rain or drizzle later. Good, occasionally poor later.

Outlook for the following 24 hours: Southwest 5 to 7, veering west or southwest 4 or 5. Slight or moderate. Occasional rain then mainly fair. Good, occasionally poor at first.

Isle of Man

24 hour forecast: West or southwest backing south or southwest later, 3 or 4, increasing 5 to 7. Slight becoming moderate later. Fair, rain later. Good, occasionally moderate later.

Outlook for the following 24 hours: South or southwest veering west or southwest 5 to 7, decreasing 3 or 4. Moderate becoming slight. Rain at first, then fair. Good, occasionally moderate at first.

Lough Foyle to Carlingford Lough

24 hour forecast: Southwest 4 or 5, backing south 5 to 7 for a time. Smooth or slight at first in east, otherwise slight or moderate, occasionally rough at first in north. Rain or drizzle for a time, showers later. Good, becoming moderate, occasionally poor for a time.

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

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

24 hour forecast: Southwesterly 4 or 5, backing southerly 5 to 7 for a time. Smooth or slight at first in east, otherwise slight or moderate. Rain or drizzle for a time. Good, becoming moderate or poor for a time.

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

Mull of Kintyre to Ardnamurchan Point

24 hour forecast: Southwest 5 or 6, backing south 6 or 7 for a time. Slight or moderate in southeast, otherwise moderate or rough. Rain for a time, showers later. Good, becoming moderate or poor for a time.

Outlook for the following 24 hours: Southwest 5 or 6, occasionally 7 later. Moderate or rough. Showers, rain later. Good, occasionally moderate later.

The Minch

24 hour forecast: Southwest backing south for a time later, 5 to 7. Slight or moderate, occasionally rough in far north and far south. Showers, rain for a time. Good, becoming moderate or poor for a time.

Outlook for the following 24 hours: Southwest 5 or 6, occasionally 7 later. Slight or moderate, becoming rough in far south. Showers, rain later. Good, occasionally poor later.

Ardnamurchan Point to Cape Wrath

24 hour forecast: Southwest backing south for a time later, 5 to 7. Rough becoming moderate later. Showers, rain for a time. Good, becoming moderate or poor for a time.

Outlook for the following 24 hours: Southwest 5 or 6, occasionally 7 later. Moderate becoming rough. Showers, rain later. Good, occasionally poor later.

Shetland Isles

24 hour forecast: Southwest 5 to 7, decreasing 3 or 4 for a time later, then becoming cyclonic 4 or 5 later. Moderate. Showers, rain later. Good, occasionally moderate.

Outlook for the following 24 hours: . . . .

Channel Islands

24 hour forecast: West to northwest 3 to 4, veering northwest to north by dawn and decreasing 2 to 3, occasionally 4, backing west Guernsey northwards by midday, becoming variable in the south Thursday evening. Slight. Perhaps a little patchy drizzle in the southeast at first, risk of mist or fog patches until just after dawn. Moderate to good, perhaps locally poor or very poor for a time.

Outlook for the following 24 hours: Southwest to west 2 to 4, locally variable in the south until dawn, increasing 3 to 5 by midday, veering west to northwest Friday evening. Slight, occasionally moderate by late afternoon, with a low swell. Risk of mist or fog patches near French coasts, clearing around dawn, a little rain or drizzle from mid afternoon until later Friday evening. Moderate to good, locally moderate to very poor.

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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