Coast and sea

Inshore waters and strong winds

General situation

High pressure remains across the British Isles, with light winds and fair weather for most, while a waving front will continue to affect northern Scotland, bringing some drizzle and fog patches to the north and northeast. A shallow showery low will then move northeast into northwest France later on Saturday and into Sunday.

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
East or southeast 3 to 5, becoming variable 2 to 4.
Sea state
Smooth or slight, but moderate in far northwest.
Weather
Rain or drizzle, fog patches in north.
Visibility
Moderate or good, occasionally very poor in north.

Outlook for the following 24 hours:

Wind
Variable 2 to 4, becoming south or southeast 3 to 5 later.
Sea state
Smooth or slight, but moderate in far northwest.
Weather
Occasional drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

Rattray Head to Berwick upon Tweed (2)

24 hour forecast:

Wind
Variable 2 to 4.
Sea state
Smooth or slight.
Weather
Fair then drizzle with fog patches.
Visibility
Good, becoming moderate to very poor.

Outlook for the following 24 hours:

Wind
East or southeast, becoming variable for a time, 2 to 4.
Sea state
Smooth or slight.
Weather
Drizzle with fog patches, showers later.
Visibility
Moderate or good, occasionally very poor until later.

Berwick upon Tweed to Whitby (3)

24 hour forecast:

Wind
Variable, mainly southeast, 2 to 4.
Sea state
Smooth.
Weather
Fair then fog patches later.
Visibility
Moderate or good, occasionally very poor later.

Outlook for the following 24 hours:

Wind
Variable, mainly southeast, 2 to 4.
Sea state
Smooth.
Weather
Drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

Whitby to Gibraltar Point (4)

24 hour forecast:

Wind
East or northeast 2 to 4.
Sea state
Smooth or slight.
Weather
Drizzle with fog patches later in north.
Visibility
Good, occasionally very poor later in north.

Outlook for the following 24 hours:

Wind
East or northeast becoming variable, 2 to 4.
Sea state
Smooth or slight.
Weather
Drizzle, fog patches.
Visibility
Moderate or good, occasionally very poor.

Gibraltar Point to North Foreland (5)

24 hour forecast:

Wind
Easterly or northeasterly 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Easterly or northeasterly becoming variable later, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

North Foreland to Selsey Bill (6)

24 hour forecast:

Wind
Easterly or northeasterly 3 to 5, becoming variable 2 to 4 later.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 2 to 4, becoming northeasterly 3 to 5 for a time.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Selsey Bill to Lyme Regis (7)

24 hour forecast:

Wind
Variable, mainly northeast, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable, mainly east, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

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

24 hour forecast:

Wind
Variable, mainly east, 2 to 4.
Sea state
Smooth or slight, occasionally moderate at first in far west.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable, mainly northeast, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair, but showers later in west.
Visibility
Good.

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

24 hour forecast:

Wind
Variable, mainly northeast, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 2 to 4.
Sea state
Smooth or slight.
Weather
Fair, but showers later in far southwest.
Visibility
Good.

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

24 hour forecast:

Wind
North or northeast becoming variable later, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Great Orme Head to the Mull of Galloway (11)

24 hour forecast:

Wind
East or northeast, becoming variable for a time, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
East or northeast becoming variable later, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Isle of Man (12)

24 hour forecast:

Wind
North or northeast 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Northeast becoming variable later, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Lough Foyle to Carlingford Lough (13)

24 hour forecast:

Wind
Variable, mainly north, 2 to 4.
Sea state
Smooth or slight.
Weather
Fog patches later in northwest.
Visibility
Good, occasionally very poor later in northwest.

Outlook for the following 24 hours:

Wind
Variable, mainly north, 2 to 4.
Sea state
Smooth or slight.
Weather
Showers later.
Visibility
Good.

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

24 hour forecast:

Wind
Variable, mainly north, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable, mainly north, 2 to 4.
Sea state
Smooth or slight.
Weather
Showers later.
Visibility
Good.

Mull of Kintyre to Ardnamurchan Point (15)

24 hour forecast:

Wind
Variable, mainly north, 2 to 4.
Sea state
Smooth or slight, occasionally moderate in west.
Weather
Drizzle at times, fog patches.
Visibility
Moderate or good, occasionally very poor.

Outlook for the following 24 hours:

Wind
Variable, mainly north, 2 to 4.
Sea state
Smooth or slight, occasionally moderate in west.
Weather
Drizzle with fog patches, showers later.
Visibility
Moderate or good, occasionally very poor until later.

The Minch (16)

24 hour forecast:

Wind
Variable, mainly northeast, 2 to 4.
Sea state
Smooth or slight.
Weather
Rain or drizzle at times, fog patches.
Visibility
Moderate or good, occasionally very poor.

Outlook for the following 24 hours:

Wind
North or northeast becoming variable later, 2 to 4.
Sea state
Smooth or slight.
Weather
Drizzle with fog patches.
Visibility
Moderate or good, occasionally very poor.

Ardnamurchan Point to Cape Wrath (17)

24 hour forecast:

Wind
Variable, mainly northeast, 2 to 4.
Sea state
Slight or moderate.
Weather
Rain or drizzle at times, fog patches.
Visibility
Moderate or good, occasionally very poor.

Outlook for the following 24 hours:

Wind
North or northeast becoming variable later, 2 to 4.
Sea state
Slight or moderate.
Weather
Drizzle with fog patches.
Visibility
Moderate or good, occasionally very poor.

Shetland Isles (18)

24 hour forecast:

Wind
Variable 2 to 4.
Sea state
Smooth or slight, but moderate in west.
Weather
Rain or drizzle at times, fog patches.
Visibility
Moderate or good, occasionally very poor.

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

Valid Friday 12 Aug 2022 at 1200 UTC until Saturday 13 Aug 2022 at 0000 UTC

General situation

High across the area maintaining light winds. Weak front spreading from south later Friday.

Forecast

Wind
Variable 3 or less
Sea state
Slight or moderate, but smooth in lee shelter in east
Weather
Mainly fair, then occasional rain or drizzle later
Visibility
Moderate or good, occasionally poor later

Outlook for 12 Hours from 0000 UTC on Saturday 13 Aug until 1200 UTC on Saturday 13 Aug

Wind
Variable 3 or less, becoming mainly south or southeast 2 to 4
Sea state
Slight or moderate, but smooth in lee shelter in east
Weather
Occasional rain or drizzle and fog patches
Visibility
Moderate or good, occasionally very poor later.

Channel Islands (19)

24 hour forecast:

Wind
Northeasterly 2 to 4, locally 5 in the south of the area at first, locally variable 1 to 2 at times from this evening.
Sea state
Smooth or slight.
Weather
Fine.
Visibility
Good or very good.

Outlook for the following 24 hours:

Wind
North to northeast 2 to 4, veering northeast to east 3 to 5 in the evening, then east to southeast 2 to 4 overnight, occasionally variable 1 to 2 later.
Sea state
Smooth or slight.
Weather
Risk of isolated showers or thunderstorms, mainly in the south of the area, Sunday morning.
Visibility
Good, perhaps locally moderate.

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.

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