Coast and sea

Inshore waters and strong winds

General situation

A strong west to southwesterly airflow will continue across the British inshore waters during the next couple of days, bringing gale force winds at times.

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 southwest 6 to gale 8, increasing severe gale 9 at times.
Sea state
Slight or moderate in Moray Firth, very rough or high to the west and north of Orkney, but elsewhere moderate or rough.
Weather
Rain or showers, squally later.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or southwest 6 to gale 8, increasing severe gale 9 at times.
Sea state
Very rough or high in northwest, occasionally very high near northwest Orkney, elsewhere mainly moderate or rough, occasionally slight in Moray Firth.
Weather
Squally wintry showers.
Visibility
Good, occasionally poor.

Rattray Head to Berwick upon Tweed (2)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 6 to gale 8, increasing severe gale 9 at times.
Sea state
Moderate or rough, occasionally slight in south.
Weather
Rain or showers.
Visibility
Good, occasionally moderate.

Outlook for the following 24 hours:

Wind
Southwesterly 6 to gale 8, occasionally severe gale 9 in south.
Sea state
Moderate or rough.
Weather
Wintry showers.
Visibility
Good, occasionally poor.

Berwick upon Tweed to Whitby (3)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 6 to gale 8, occasionally 5 at first.
Sea state
Slight or moderate.
Weather
Fair then rain at times.
Visibility
Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind
West or southwest 6 to gale 8, increasing severe gale 9 at times.
Sea state
Slight or moderate, occasionally rough later except close inshore.
Weather
Showers, wintry at times.
Visibility
Good, occasionally moderate.

Whitby to Gibraltar Point (4)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 6 or 7, occasionally 5 at first, then increasing gale 8 at times.
Sea state
Slight or moderate.
Weather
Mainly fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
West or southwest 6 to gale 8, occasionally 5 later.
Sea state
Slight or moderate.
Weather
Rain or showers.
Visibility
Good, occasionally moderate.

Gibraltar Point to North Foreland (5)

Strong winds are forecast

24 hour forecast:

Wind
Westerly backing southwesterly 5 to 7, occasionally gale 8 later.
Sea state
Slight or moderate, becoming moderate or rough later.
Weather
Mainly fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Westerly or southwesterly 5 to 7, occasionally gale 8 until later.
Sea state
Slight or moderate, occasionally rough at first.
Weather
Fair then rain or showers.
Visibility
Good, occasionally moderate.

North Foreland to Selsey Bill (6)

Strong winds are forecast

24 hour forecast:

Wind
Westerly 5 or 6 backing southwesterly 6 to gale 8, occasionally severe gale 9 later in east.
Sea state
Moderate, becoming rough later.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southwesterly 6 to gale 8, occasionally severe gale 9 at first in east, decreasing 5 at times later.
Sea state
Rough, occasionally very rough at first, becoming moderate later.
Weather
Rain for a time.
Visibility
Good, occasionally moderate.

Selsey Bill to Lyme Regis (7)

Strong winds are forecast

24 hour forecast:

Wind
West 4 to 6 backing southwest 5 to 7, occasionally gale 8 later.
Sea state
Moderate becoming rough.
Weather
Fair.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southwest 6 to gale 8, decreasing 4 or 5 later.
Sea state
Rough or very rough, becoming moderate later.
Weather
Rain for a time.
Visibility
Good, occasionally moderate.

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

Strong winds are forecast

24 hour forecast:

Wind
West 5 or 6 backing southwest 6 to gale 8.
Sea state
Moderate or rough at first in east, otherwise rough or very rough.
Weather
Showers then fair.
Visibility
Good, occasionally moderate.

Outlook for the following 24 hours:

Wind
Southwest 5 to 7, occasionally gale 8 at first, decreasing 4 at times later.
Sea state
Rough or very rough.
Weather
Rain or drizzle at times.
Visibility
Moderate or good, occasionally poor.

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

Strong winds are forecast

24 hour forecast:

Wind
West 5 or 6 backing southwest 6 to gale 8.
Sea state
Moderate or rough in east, but in west rough becoming very rough.
Weather
Showers then fair, then rain later.
Visibility
Moderate or good, occasionally poor later.

Outlook for the following 24 hours:

Wind
West or southwest 5 to 7, occasionally gale 8 at first, decreasing 4 at times later.
Sea state
Rough or very rough, becoming moderate or rough in east.
Weather
Rain, drizzle or showers.
Visibility
Moderate or good, occasionally poor.

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

Strong winds are forecast

24 hour forecast:

Wind
Southwest 6 to gale 8, increasing severe gale 9 at times.
Sea state
Moderate or rough becoming rough or very rough.
Weather
Rain later.
Visibility
Good, occasionally poor later.

Outlook for the following 24 hours:

Wind
West or southwest 6 to gale 8, decreasing 4 or 5 later.
Sea state
Rough or very rough, becoming moderate or rough later.
Weather
Rain or showers.
Visibility
Good, occasionally poor.

Great Orme Head to the Mull of Galloway (11)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 6 to gale 8, increasing severe gale 9 at times.
Sea state
Moderate or rough, becoming rough or very rough except in Liverpool Bay.
Weather
Fair then rain at times.
Visibility
Moderate or good, occasionally poor later in north.

Outlook for the following 24 hours:

Wind
West or southwest 6 to gale 8, occasionally severe gale 9 at first, decreasing 5 at times later.
Sea state
Rough or very rough at first in north, otherwise moderate or rough.
Weather
Rain then showers.
Visibility
Moderate or good, occasionally poor at first.

Isle of Man (12)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 6 increasing 7 to severe gale 9.
Sea state
Moderate or rough becoming rough or very rough.
Weather
Fair then occasional rain.
Visibility
Good, occasionally moderate.

Outlook for the following 24 hours:

Wind
West or southwest 6 to gale 8, occasionally severe gale 9 at first, decreasing 5 at times later.
Sea state
Rough or very rough, becoming rough later.
Weather
Rain then showers.
Visibility
Good, occasionally moderate.

Lough Foyle to Carlingford Lough (13)

Strong winds are forecast

24 hour forecast:

Wind
West or southwest 6 to gale 8.
Sea state
Rough or very rough in far north, but elsewhere moderate or rough.
Weather
Rain or showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
Westerly or southwesterly 6 to gale 8, occasionally severe gale 9 at first in far north, decreasing 5 at times later.
Sea state
Mainly moderate or rough, but in far north rough or very rough becoming very rough or high.
Weather
Squally wintry showers.
Visibility
Good, occasionally poor.

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

Strong winds are forecast

24 hour forecast:

Wind
Southwesterly 6 to gale 8.
Sea state
Moderate or rough, occasionally very rough in far south.
Weather
Rain or showers.
Visibility
Good, occasionally poor.

Outlook for the following 24 hours:

Wind
Westerly or southwesterly 6 to gale 8, increasing severe gale 9 at times.
Sea state
Moderate or rough, occasionally very rough near the Mull of Kintyre, and also at first in far south.
Weather
Squally wintry showers.
Visibility
Good, occasionally poor.

Mull of Kintyre to Ardnamurchan Point (15)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 6 to gale 8, increasing severe gale 9 at times.
Sea state
Very rough or high, but rough in shelter.
Weather
Rain or showers, squally later.
Visibility
Moderate or poor.

Outlook for the following 24 hours:

Wind
West or southwest 7 to severe gale 9, decreasing 6 at times.
Sea state
Very rough or high, occasionally very high later near Tiree.
Weather
Squally wintry showers.
Visibility
Moderate or poor.

The Minch (16)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 7 to severe gale 9, decreasing 6 at times.
Sea state
Mainly rough or very rough, but moderate or rough in central areas.
Weather
Rain or showers, squally later.
Visibility
Moderate or good, occasionally poor.

Outlook for the following 24 hours:

Wind
West or southwest 7 to severe gale 9, occasionally 6 at first.
Sea state
Mainly rough or very rough, but moderate or rough just north of Skye.
Weather
Squally wintry showers.
Visibility
Good, occasionally poor.

Ardnamurchan Point to Cape Wrath (17)

Strong winds are forecast

24 hour forecast:

Wind
Southwest 7 to severe gale 9, occasionally 6 later.
Sea state
Very rough or high.
Weather
Rain or showers, squally later.
Visibility
Moderate or poor.

Outlook for the following 24 hours:

Wind
West or southwest 7 to severe gale 9.
Sea state
Very rough or high becoming high or very high.
Weather
Squally wintry showers.
Visibility
Moderate or poor.

Shetland Isles (18)

Strong winds are forecast

24 hour forecast:

Wind
West or southwest 7 to severe gale 9.
Sea state
Very rough or high in north, west and south, but rough or very rough in east.
Weather
Rain or squally showers.
Visibility
Moderate or poor, occasionally good in east.

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

Valid Friday 21 Feb 2020 at 0000 UTC until Friday 21 Feb 2020 at 1200 UTC

General situation

A deepening Atlantic low will track close to the Faeroes on Friday.

Forecast

Wind
West or southwest 7 to severe gale 9
Sea state
Very rough or high, but rough to the east of Shetland and moderate in shelter close to the east coast
Weather
Rain or showers
Visibility
Moderate or good, occasionally poor

Outlook for 12 Hours from 1200 UTC on Friday 21 Feb until 0000 UTC on Saturday 22 Feb

Wind
West or southwest 7 to severe gale 9
Sea state
Very rough or high, occasionally very high in northwest, but rough in more sheltered waters east of Shetland.
Weather
Blustery showers
Visibility
Mainly good

Channel Islands (19)

Strong winds are forecast

24 hour forecast:

Wind
Westerly 4 to 6, perhaps 7 mid-channel, backing southwesterly around dawn, occasionally 7 mid-channel from mid-morning, increasing 5 to 7 Friday evening, perhaps locally gale 8 mid-channel later.
Sea state
Rather rough to rough, but moderate in the south with a low swell.
Weather
Isolated light showers gradually dying out through the morning.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southwesterly 5 to 7, perhaps occasionally gale 8 mid-channel at first, decreasing 4 to 6 for a time in the afternoon.
Sea state
Rather rough to rough, occasionally very rough in the northwest until midday, but moderate in the south with a low to moderate swell.
Weather
Occasional rain and drizzle from dawn, with mist and a risk of fog patches during the afternoon.
Visibility
Good, becoming moderate or poor from dawn, perhaps locally very poor at times.

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.

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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