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Inshore waters

Issued by the Met Office at 1800 UTC on Monday 15 October 2018

Inshore Waters Forecast to 12 miles offshore
for the period 1800 UTC Monday 15 October to 1800 UTC Tuesday 16 October 2018

General situation

A slow-moving frontal trough will continue to lie across southern and eastern England during tonight and much of Tuesday. Elsewhere pressure will gradually fall as Atlantic fronts encroach from the west.

Cape Wrath to Rattray Head including Orkney - Strong wind warning

24 hour forecast: Southerly or southwesterly 3 or 4 increasing 5 to 7, occasionally gale 8 for a time later in north. Slight throughout in Moray Firth, otherwise slight or moderate, occasionally rough in north. Showers. Good, occasionally moderate later.

Outlook for the following 24 hours: Southerly veering southwesterly 5 to 7, occasionally 4 in south. Slight or moderate in south, mainly moderate or rough in north, but occasionally very rough near northwest Orkney. Showers. Good, occasionally moderate.

Rattray Head to Berwick upon Tweed - Strong wind warning

24 hour forecast: Southerly or southwesterly 3 or 4 increasing 5 or 6, occasionally 7 in north. Slight, becoming slight or moderate. Fair then occasional rain. Moderate or good.

Outlook for the following 24 hours: Southwest 4 or 5, occasionally 6 at first, decreasing 3 at times later. Moderate at first in north, otherwise slight. Showers then fair. Good.

Berwick upon Tweed to Whitby

24 hour forecast: Variable 2 becoming southeast 3 or 4, then veering south 4 or 5 later. Slight. Fair then rain at times, fog patches for a time. Moderate or good, occasionally very poor for a time.

Outlook for the following 24 hours: South veering southwest 3 or 4, occasionally 5 at first, becoming variable 2 later. Slight. Mainly fair. Good, occasionally moderate at first.

Whitby to Gibraltar Point - Strong wind warning

24 hour forecast: Northeast 4 or 5, occasionally 6 at first near Gibraltar Point, veering southeast 3 or 4, then veering south later. Slight or moderate, becoming slight. Rain or drizzle at times, mainly at first, fog patches for a time. Moderate or good, occasionally very poor for a time.

Outlook for the following 24 hours: South veering west or southwest, 3 or 4, then becoming variable 2 later. Slight. Rain or showers. Moderate or good.

Gibraltar Point to North Foreland - Strong wind warning

24 hour forecast: Northeasterly 5 or 6 at first in far north, otherwise variable becoming southerly 3 or 4, occasionally 5 later. Moderate at first in north, otherwise slight. Occasional rain in far north, but elsewhere fair. Moderate or poor becoming moderate or good.

Outlook for the following 24 hours: Southerly veering southwesterly 3 or 4, occasionally 5 at first, then becoming variable mainly northerly 3 or less later. Slight. Occasional rain in north, but elsewhere fair. Moderate or good.

North Foreland to Selsey Bill

24 hour forecast: Variable 3 or less becoming easterly 3 or 4, increasing 5 at times, then veering southerly or southwesterly. Slight, occasionally moderate in west. Mainly fair. Good, occasionally poor at first.

Outlook for the following 24 hours: Southwesterly 3 or 4 becoming variable 3 or less. Slight, occasionally moderate at first. Mainly fair. Good.

Selsey Bill to Lyme Regis

24 hour forecast: Variable mainly easterly, veering southwesterly later, 3 or 4, occasionally 5 later. Slight or moderate. Mainly fair. Good, occasionally poor at first.

Outlook for the following 24 hours: Southwest 3 or 4, occasionally 5 at first, becoming variable 3 or less later. Slight or moderate, becoming slight. Rain or drizzle at times, mainly in west. Moderate or good.

Lyme Regis to Lands End including the Isles of Scilly

24 hour forecast: Northeast veering southwest 3 or 4, increasing 5 at times. Rough at first in west, otherwise slight or moderate. Rain or drizzle at times. Moderate or good.

Outlook for the following 24 hours: Southwest veering north or northeast, 3 or 4, occasionally 5 later. Slight or moderate in east, moderate or rough in west. Rain or drizzle at times. Moderate or good, occasionally poor.

Lands End to St Davids Head including the Bristol Channel - Strong wind warning

24 hour forecast: East or northeast veering southwest, 4 or 5, decreasing 3 for a time, then occasionally 6 later near Pembrokeshire. Slight or moderate, occasionally rough at first in west. Rain or drizzle at times. Moderate or good.

Outlook for the following 24 hours: Southwesterly 4 or 5 veering northerly or northeasterly 3 or 4, occasionally 5 later in west. Slight or moderate becoming moderate or rough. Rain or drizzle at times. Moderate or good.

St Davids Head to Great Orme Head, including St Georges Channel - Strong wind warning

24 hour forecast: East or northeast 3 or 4 veering south or southwest 4 or 5, occasionally 6 later. Slight or moderate, becoming mainly moderate. Rain or drizzle at times, mainly later. Moderate or good.

Outlook for the following 24 hours: South or southwest 5 or 6 decreasing 4, then veering west 3 or 4, then veering north 4 or 5 later. Slight or moderate. Rain then fair. Good, occasionally moderate at first.

Great Orme Head to the Mull of Galloway - Strong wind warning

24 hour forecast: Easterly or northeasterly 3 or 4 veering southeasterly 4 or 5, occasionally 6 in north, then veering southwesterly later. Slight, becoming moderate except in Liverpool Bay. Fair then rain or drizzle at times. Good, occasionally moderate.

Outlook for the following 24 hours: Southwest veering west 4 or 5, occasionally 6 at first, then veering northwest 3 or 4 later. Slight or moderate. Rain then fair. Good, occasionally moderate at first.

Isle of Man - Strong wind warning

24 hour forecast: East 2 or 3 veering southeast 4 or 5, then veering southwest 5 or 6 later. Slight becoming moderate. Rain at times later. Good, occasionally moderate later.

Outlook for the following 24 hours: Southwest 4 or 5, occasionally 6 at first, veering west 3 or 4, then veering northwest later. Moderate becoming slight. Rain at times then fair. Good, occasionally moderate at first.

Lough Foyle to Carlingford Lough - Strong wind warning

24 hour forecast: Southeast 3 or 4 veering south or southwest 4 or 5, occasionally 6 later. Slight or moderate. Rain for a time later. Good, occasionally moderate later.

Outlook for the following 24 hours: Southwest veering west 4 or 5, then veering northwest 3 or 4 later. Slight or moderate, becoming moderate or rough in far north. Showers. Good.

Mull of Galloway to Mull of Kintyre including the Firth of Clyde and North Channel - Strong wind warning

24 hour forecast: Southeasterly 3 or 4 veering southerly 4 or 5, increasing 6 or 7 for a time. Slight, becoming slight or moderate. Rain for a time later. Good, occasionally moderate later.

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

Mull of Kintyre to Ardnamurchan Point - Strong wind warning

24 hour forecast: Southerly 3 or 4 increasing 5 to 7, occasionally gale 8 for a time in north. Slight at first in shelter, otherwise moderate or rough, but occasionally very rough later near Tiree. Fair then rain, then showers later. Good, becoming moderate or poor for a time.

Outlook for the following 24 hours: South or southwest 5 to 7 veering west 4 or 5. Moderate or rough, occasionally very rough at first near Tiree. Showers. Good, occasionally moderate at first.

The Minch - Strong wind warning

24 hour forecast: South 4 or 5 increasing 6 to gale 8, then veering southwest 5 to 7 later. Slight or moderate becoming moderate or rough. Fair then rain, then showers later. Good, becoming moderate or poor for a time.

Outlook for the following 24 hours: Southwest 5 to 7, veering west 5 or 6 later, occasionally 4 later. Moderate or rough, becoming slight or moderate except in far south and in far north. Showers. Good.

Ardnamurchan Point to Cape Wrath - Strong wind warning

24 hour forecast: South 4 or 5 increasing 6 to gale 8, then veering southwest 5 to 7 later. Moderate or rough, becoming rough or very rough except near Sutherland. Fair then rain, then showers later. Good, becoming moderate or poor for a time.

Outlook for the following 24 hours: Southwest 5 to 7, veering west 5 or 6 later, occasionally 4 later. Moderate or rough near Sutherland, but elsewhere rough or very rough. Showers. Moderate or good.

Shetland Isles - Strong wind warning

24 hour forecast: Southwest backing south 4 or 5, then increasing 6 or 7, occasionally gale 8 later. Slight or moderate at first in east, otherwise moderate or rough. Showers, then rain for a time later. Good, occasionally moderate later.

Channel Islands

24 hour forecast: Variable or southeasterly 2 to 4, becoming westerly or southwesterly soon after dawn, becoming variable 1 to 3 south of Jersey by Tuesday evening. Slight, locally slight or moderate in the northwest of the area at first. Occasional rain or drizzle, especially in the north and west of the area. Moderate or good, occasionally poor.

Outlook for the following 24 hours: Southwesterly 2 or 3, locally variable 1 to 3 south of Jersey, becoming generally variable 1 to 3 by the morning, then northeasterly 3 by the afternoon, increasing 4 or 5 by the evening. Slight, with a low swell. Risk of rain in the northwest of the area from midnight, risk of isolated showers in the rest of the area. Good, but becoming moderate or poor in any rain or showers.

Inshore waters and strong winds

For coastal waters up to 12 miles offshore

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.

Caution: The internet is not part of the Maritime Safety Information system and should never be relied upon as the only means to obtain the latest forecast and warning information. Access to the service may be interrupted or delayed from time to time, updates may also be delayed. Please refer to GMDSS services, INMARSAT SafetyNET or international NAVTEX for the latest information. When using these web pages, always check that the page on your screen is not from your cache. Use the Refresh or Reload button if in any doubt.

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