Coast and sea

Inshore waters and strong winds

General situation

High pressure centred south of the United Kingdom will move southeast to Germany tomorrow with a complex low near southwest Norway moving to northern North Sea at same time.

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
West or northwest 5 or 6.
Sea state
Slight or moderate, becoming rough in northwest.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or northwest 4 or 5 occasionally 6 at first.
Sea state
Slight or moderate, but rough in northwest.
Weather
Rain or showers.
Visibility
Moderate or good, occasionally poor.

Rattray Head to Berwick upon Tweed (2)

Strong winds are forecast

24 hour forecast:

Wind
Westerly or northwesterly 4 or 5, occasionally 6 in south, and later in far north.
Sea state
Slight or moderate.
Weather
Occasional rain or showers, mainly in north.
Visibility
Moderate or good, occasionally poor in north.

Outlook for the following 24 hours:

Wind
West or northwest 5 , occasionally 6 at first, decreasing 3 or 4 later.
Sea state
Slight or moderate.
Weather
Occasional rain or showers in north, and later in south.
Visibility
Moderate or good, occasionally poor in north.

Berwick upon Tweed to Whitby (3)

Strong winds are forecast

24 hour forecast:

Wind
Westerly 4 or 5 occasionally 6 in north, becoming variable 3 later in far south.
Sea state
Slight, occasionally moderate in far north.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 at first in far south otherwise westerly or northwesterly 4 or 5, becoming variable 3 or less later.
Sea state
Slight or moderate.
Weather
Fair.
Visibility
Good.

Whitby to Gibraltar Point (4)

24 hour forecast:

Wind
Westerly or southwesterly 3 or 4, occasionally 5 at first in north.
Sea state
Smooth or slight.
Weather
Isolated showers at first.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Westerly or southwesterly veering northwesterly, 3 or 4, increasing 5 for a time, becoming variable 3 later.
Sea state
Slight, occasionally smooth at first in south, becoming moderate later in far north.
Weather
Showers later in south.
Visibility
Good, occasionally moderate later.

Gibraltar Point to North Foreland (5)

24 hour forecast:

Wind
Southerly or southwesterly 3 or 4 occasionally 5 later in far south.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good, occasionally moderate or poor overnight.

Outlook for the following 24 hours:

Wind
Southerly or southwesterly 3 or 4, occasionally 5 at first in far south, veering northwesterly 4, becoming variable 3 later.
Sea state
Smooth or slight.
Weather
Showers later.
Visibility
Good, occasionally moderate later.

North Foreland to Selsey Bill (6)

24 hour forecast:

Wind
Southerly or southwesterly, becoming variable for a time 2 or 3, increasing 4 at times in east.
Sea state
Smooth, occasionally slight later.
Weather
Fog patches overnight.
Visibility
Moderate or good, occasionally very poor overnight.

Outlook for the following 24 hours:

Wind
Southwesterly 3 or 4 veering westerly or northwesterly 2 or 3, increasing 4 later in west.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Moderate or good.

Selsey Bill to Lyme Regis (7)

24 hour forecast:

Wind
Southwest 3 or 4, becoming variable 2 or 3 for a time.
Sea state
Smooth becoming slight later.
Weather
Fog patches overnight.
Visibility
Moderate or good, occasionally very poor overnight.

Outlook for the following 24 hours:

Wind
West or southwest veering northwest for a time, 3 or 4, occasionally 5 later in east.
Sea state
Slight but smooth for a time in west.
Weather
Isolated showers later.
Visibility
Moderate or good.

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

24 hour forecast:

Wind
West or southwest 3 or 4, becoming variable 2 or 3 for a time.
Sea state
Smooth or slight becoming moderate in far west.
Weather
Fog patches overnight.
Visibility
Moderate or good, occasionally very poor overnight.

Outlook for the following 24 hours:

Wind
West or southwest 3 or 4 veering northwest 2 or 3, occasionally 4 later.
Sea state
Slight or moderate but occasionally smooth in east.
Weather
Occasional rain or showers later.
Visibility
Moderate or good.

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

24 hour forecast:

Wind
Variable, mainly northwest, 2 or 3, becoming west or southwest 3 or 4 later.
Sea state
Smooth or slight, becoming moderate later in south and far north.
Weather
Fog patches overnight.
Visibility
Mainly good, occasionally very poor overnight.

Outlook for the following 24 hours:

Wind
West or southwest 3 or 4 becoming variable 2 or 3 for a time then west or northwest 3 or 4 occasionally 5 later.
Sea state
Slight or moderate but smooth in Bristol Channel.
Weather
Fog patches for a time, occasional rain later.
Visibility
Moderate or good, occasionally very poor for a time.

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

24 hour forecast:

Wind
Westerly or southwesterly 3 or 4, becoming variable 3 or less for a time in north.
Sea state
Smooth or slight.
Weather
Mainly fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
West or southwest veering northwest for a time, 3 or 4.
Sea state
Smooth or slight, occasionally moderate later in far south.
Weather
Occasional rain and fog patches later.
Visibility
Moderate or good, occasionally very poor later.

Great Orme Head to the Mull of Galloway (11)

24 hour forecast:

Wind
West or northwest backing southwest later in north, 3 or 4.
Sea state
Smooth occasionally slight in Solway Firth, and later in south.
Weather
Mainly fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
West or northwest 3 or 4, but southwest 4, occasionally 5, in north.
Sea state
Smooth or slight.
Weather
Fog patches later in far south.
Visibility
Good, occasionally very poor later in far south.

Isle of Man (12)

24 hour forecast:

Wind
Variable, mainly southwest, 2 or 3.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
West or southwest 3 or 4 soon veering northwest.
Sea state
Smooth or slight.
Weather
Mainly fair.
Visibility
Good.

Lough Foyle to Carlingford Lough (13)

24 hour forecast:

Wind
Variable, but mainly northwesterly in north, 3 or 4, becoming southwesterly 3 or 4 later in south.
Sea state
Smooth or slight.
Weather
Showers for a time in south.
Visibility
Moderate or good.

Outlook for the following 24 hours:

Wind
Variable mainly northwesterly, but southwesterly at first in south, 3 or 4.
Sea state
Smooth or slight.
Weather
Occasional rain or showers later.
Visibility
Moderate or good.

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

24 hour forecast:

Wind
Westerly or northwesterly 3 or 4, increasing 5 for a time in north.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Northwesterly 3 or 4, occasionally 5 later in north.
Sea state
Smooth or slight.
Weather
Isolated showers later.
Visibility
Good, occasionally moderate later.

Mull of Kintyre to Ardnamurchan Point (15)

24 hour forecast:

Wind
Westerly or northwesterly 4 or 5, decreasing 3 for a time in south.
Sea state
Smooth or slight, becoming moderate in north.
Weather
Showers for a time in north.
Visibility
Moderate or good.

Outlook for the following 24 hours:

Wind
Westerly or northwesterly 4 or 5, but 3 for a time in south.
Sea state
Slight or moderate but smooth in shelter.
Weather
Occasional rain or showers later in south.
Visibility
Moderate or good.

The Minch (16)

Strong winds are forecast

24 hour forecast:

Wind
Northwest 4 or 5, occasionally 6 near Cape Wrath.
Sea state
Slight or moderate.
Weather
Occasional rain, more frequent at first in north.
Visibility
Moderate or good, occasionally poor in north.

Outlook for the following 24 hours:

Wind
Northwest 4 or 5, occasionally 6 at first near Cape Wrath.
Sea state
Slight or moderate.
Weather
Occasional rain.
Visibility
Moderate or good, occasionally poor.

Ardnamurchan Point to Cape Wrath (17)

Strong winds are forecast

24 hour forecast:

Wind
Northwest 4 or 5, occasionally 6 near Cape Wrath.
Sea state
Moderate but slight at first in south, becoming rough near Cape Wrath.
Weather
Occasional rain, more frequent at first in north.
Visibility
Moderate or good, occasionally poor in north.

Outlook for the following 24 hours:

Wind
Northwest 4 or 5, occasionally 6 at first near Cape Wrath.
Sea state
Moderate or rough.
Weather
Occasional rain.
Visibility
Moderate or good, occasionally poor.

Shetland Isles (18)

Strong winds are forecast

24 hour forecast:

Wind
Cyclonic 3 or 4 but northerly or northeasterly 5 or 6 at first in northwest.
Sea state
Slight or moderate.
Weather
Occasional rain or drizzle, fog patches.
Visibility
Moderate or good, occasionally poor or very poor.

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

Valid Wednesday 22 May 2019 at 1800 UTC until Thursday 23 May 2019 at 0600 UTC

General situation

A complex area of low pressure will be slow moving around Shetland.

Forecast

Wind
Cyclonic 3 or 4, but northerly on northeasterly 5 at first in northwest.
Sea state
Slight or moderate.
Weather
Rain, drizzle and mist. Occasional fog patches.
Visibility
Moderate or poor, occasionally very poor.

Outlook for 12 Hours from 0600 UTC on Thursday 23 May until 1800 UTC on Thursday 23 May

Wind
Cyclonic 3 or 4.
Sea state
Slight or moderate.
Weather
Occasional rain and drizzle. Mist and fog patches.
Visibility
Moderate or good, occasionally very poor.

Channel Islands (19)

24 hour forecast:

Wind
Northeasterly 1 to 3, backing northwest to west overnight, locally variable at times, then northwest to north 2 to 4 in the afternoon.
Sea state
Smooth or slight.
Weather
Fair or fine risk of mist or fog patches near french coasts around dawn.
Visibility
Good, perhaps locally moderate to very poor around dawn.

Outlook for the following 24 hours:

Wind
Northwest to north 2 to 4.
Sea state
Slight, with a low swell developing.
Weather
Fair periods risk of a light shower overnight.
Visibility
Mainly good.

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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