Coast and sea

Inshore waters and strong winds

General situation

The British inshore waters will lie in a light and variable airflow during the next 24 hours.

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)

24 hour forecast:

Wind
South or southeast 2 to 4, occasionally 5 at first near Rattray Head, becoming variable 3 or less.
Sea state
Smooth or slight.
Weather
Fair then showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less becoming south or southeast 2 to 4, occasionally 5 near Aberdeenshire.
Sea state
Smooth or slight.
Weather
Showers, perhaps thundery for a time.
Visibility
Good, occasionally poor.

Rattray Head to Berwick upon Tweed (2)

24 hour forecast:

Wind
Variable mainly south 3 or less, increasing 4 at times.
Sea state
Smooth or slight.
Weather
Showers for a time.
Visibility
Good.

Outlook for the following 24 hours:

Wind
South or southwest 1 to 3 backing south or southeast 3 to 5.
Sea state
Smooth or slight.
Weather
Fair then showers.
Visibility
Good.

Berwick upon Tweed to Whitby (3)

24 hour forecast:

Wind
Variable 3 or less, becoming south or southeast 3 to 5 for a time.
Sea state
Slight.
Weather
Showers for a time.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less becoming south or southeast 3 to 5.
Sea state
Slight, occasionally moderate later.
Weather
Thundery showers for a time.
Visibility
Good, occasionally moderate.

Whitby to Gibraltar Point (4)

24 hour forecast:

Wind
Variable 3 or less becoming southeast 3 or 4, then veering south later.
Sea state
Slight.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
South 3 or 4 backing southeast 4 or 5.
Sea state
Slight, occasionally smooth at first.
Weather
Showers, perhaps thundery, becoming fair later.
Visibility
Good, occasionally moderate.

Gibraltar Point to North Foreland (5)

24 hour forecast:

Wind
Variable 3 or less becoming easterly or southeasterly 2 to 4.
Sea state
Smooth or slight.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Easterly or northeasterly 2 to 4, occasionally 5 at first in north, then veering southerly or southeasterly later.
Sea state
Smooth or slight.
Weather
Showers, perhaps thundery, becoming fair later.
Visibility
Good, occasionally moderate.

North Foreland to Selsey Bill (6)

24 hour forecast:

Wind
Variable 3 or less, occasionally 4 at first.
Sea state
Smooth, occasionally slight.
Weather
Showers then fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less becoming southwesterly 2 to 4.
Sea state
Smooth, occasionally slight.
Weather
Mainly fair.
Visibility
Good.

Selsey Bill to Lyme Regis (7)

24 hour forecast:

Wind
Variable 3 or less, becoming southwest 3 or 4 for a time.
Sea state
Smooth, occasionally slight.
Weather
Showers then fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 2 or less becoming southwest 2 to 4, then backing south later.
Sea state
Smooth, occasionally slight.
Weather
Mainly fair.
Visibility
Good.

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

24 hour forecast:

Wind
Variable 3 or less, occasionally 4 at first.
Sea state
Smooth or slight in east, slight throughout in west.
Weather
Showers, becoming fair later.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less becoming south or southwest 3 or 4, occasionally 5 later.
Sea state
Smooth or slight in east, but in west slight, becoming moderate later to the west of Lizard Point.
Weather
Fair then showers.
Visibility
Good.

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

24 hour forecast:

Wind
Variable 3 or less, occasionally 4 at first.
Sea state
Smooth or slight.
Weather
Showers, becoming fair later.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less becoming west or southwest 2 to 4, then backing south 3 or 4 later.
Sea state
Smooth or slight, becoming slight or moderate later in west.
Weather
Fair then showers, perhaps thundery in Bristol Channel and Severn Estuary.
Visibility
Good, occasionally moderate in Bristol Channel and Severn Estuary.

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

24 hour forecast:

Wind
Variable 3 or less, occasionally 4 at first in north.
Sea state
Smooth, occasionally slight.
Weather
Mainly fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less becoming west or southwest 2 to 4, then backing south 3 to 5 later.
Sea state
Smooth or slight, becoming slight or moderate later.
Weather
Showers later, perhaps thundery.
Visibility
Good, occasionally moderate later.

Great Orme Head to the Mull of Galloway (11)

24 hour forecast:

Wind
Variable 3 or less, increasing 4 at times.
Sea state
Smooth, occasionally slight.
Weather
Showers, becoming fair later.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less becoming southerly 2 to 4, occasionally 5 later in north.
Sea state
Smooth or slight.
Weather
Fair then showers, perhaps thundery.
Visibility
Good, occasionally moderate.

Isle of Man (12)

24 hour forecast:

Wind
Southwest backing south, 2 to 4.
Sea state
Smooth, occasionally slight.
Weather
Showers, becoming fair later.
Visibility
Good.

Outlook for the following 24 hours:

Wind
South 3 or 4, occasionally 2 at first, increasing 5 at times later.
Sea state
Slight, occasionally smooth at first and moderate later.
Weather
Showers later.
Visibility
Good, occasionally moderate later.

Lough Foyle to Carlingford Lough (13)

24 hour forecast:

Wind
Variable mainly southwest 3 or less becoming south or southeast 2 to 4.
Sea state
Smooth, occasionally slight.
Weather
Showers, becoming fair later.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southerly 3 or 4, occasionally 5 in east, but becoming variable 2 at times in far north.
Sea state
Slight, occasionally smooth at first.
Weather
Fair then thundery showers.
Visibility
Good, occasionally moderate.

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

24 hour forecast:

Wind
Variable 3 or less becoming southerly or southwesterly 2 to 4.
Sea state
Smooth, occasionally slight.
Weather
Showers for a time at first.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southerly or southwesterly 3 to 5.
Sea state
Smooth or slight, becoming slight later.
Weather
Fair then showers, perhaps thundery.
Visibility
Good, occasionally moderate.

Mull of Kintyre to Ardnamurchan Point (15)

24 hour forecast:

Wind
Variable, becoming south or southeast later, 3 or less, increasing 4 at times.
Sea state
Smooth or slight.
Weather
Showers then fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
South or southeast 3 or 4, occasionally 5 at first, becoming variable 2 at times later.
Sea state
Slight, occasionally smooth at first.
Weather
Fair then showers, perhaps thundery.
Visibility
Good, occasionally moderate.

The Minch (16)

24 hour forecast:

Wind
South or southwest 3 or 4, becoming variable 2 at times.
Sea state
Smooth or slight.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
South or southwest 3 to 5, becoming cyclonic 1 to 3 later.
Sea state
Smooth or slight.
Weather
Rain or thundery showers.
Visibility
Good, occasionally poor.

Ardnamurchan Point to Cape Wrath (17)

24 hour forecast:

Wind
Southerly or southwesterly 3 or 4, becoming variable 2 at times in north.
Sea state
Slight, occasionally smooth between Barra and Canna, and also near Sutherland.
Weather
Showers.
Visibility
Good, occasionally poor later.

Outlook for the following 24 hours:

Wind
South or southwest 3 to 5, becoming cyclonic 1 to 3 later.
Sea state
Slight, occasionally moderate to the west of the Outer Hebrides.
Weather
Rain or thundery showers.
Visibility
Good, occasionally poor.

Shetland Isles (18)

24 hour forecast:

Wind
Southwest 2 or 3 backing south 3 or 4.
Sea state
Slight.
Weather
Mainly fair.
Visibility
Good.

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

Valid Tuesday 03 Aug 2021 at 0600 UTC until Tuesday 03 Aug 2021 at 1800 UTC

General situation

Shallow low near Iceland holding a slack south to southwest flow over your location.

Forecast

Wind
South or southwest 2 to 4
Sea state
Slight
Weather
Mainly fair
Visibility
Good

Outlook for 12 Hours from 1800 UTC on Tuesday 03 Aug until 0600 UTC on Wednesday 04 Aug

Wind
South 2 to 4
Sea state
Slight
Weather
Mainly fair
Visibility
Good

Channel Islands (19)

24 hour forecast:

Wind
Westerly 2 to 4, locally variable 1 to 3, becoming easterly or variable 2 or 3 overnight.
Sea state
Smooth or slight.
Weather
Isolated showers.
Visibility
Good, locally moderate.

Outlook for the following 24 hours:

Wind
Easterly or variable 1 to 3, becoming southerly.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

The inshore waters forecast information

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.

Marine forecasts disclaimer

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.

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