Coast and sea

Inshore waters and strong winds

General situation

A northeasterly airflow with a few showers, will become a variable airflow through the next couple of days as high pressure sinks southwards to become centred across the United Kingdom.

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
Northerly or northeasterly backing northwesterly, then westerly or southwesterly later, 2 to 4, occasionally 5 later in northwest.
Sea state
Slight or moderate.
Weather
Showers in east, wintry at times.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
Westerly or southwesterly 3 to 5, increasing 6 at times later in north.
Sea state
Slight, occasionally moderate in north and east.
Weather
Showers in north.
Visibility
Good, occasionally moderate in north.

Rattray Head to Berwick upon Tweed (2)

24 hour forecast:

Wind
Northeast, backing north or northwest, 3 or 4, occasionally 5 at first, becoming variable 3 or less later.
Sea state
Slight or moderate.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less, becoming west or southwest 3 or 4, occasionally 5 later.
Sea state
Slight, occasionally moderate at first.
Weather
Fair.
Visibility
Good.

Berwick upon Tweed to Whitby (3)

24 hour forecast:

Wind
North or northeast 3 or 4, occasionally 5 at first.
Sea state
Moderate.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less, becoming west or southwest 3 or 4 later.
Sea state
Moderate, becoming slight later.
Weather
Fair.
Visibility
Good.

Whitby to Gibraltar Point (4)

24 hour forecast:

Wind
North or northeast 3 or 4, occasionally 5 at first, decreasing 2 at times later.
Sea state
Moderate.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Northeast 2 to 4, becoming variable 3 or less.
Sea state
Slight or moderate, becoming slight later.
Weather
Showers, becoming fair later.
Visibility
Good.

Gibraltar Point to North Foreland (5)

Strong winds are forecast

24 hour forecast:

Wind
Northerly or northeasterly 4 or 5, occasionally 6 at first, decreasing 3 at times later in north.
Sea state
Slight or moderate.
Weather
Showers.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Northeasterly 3 or 4, occasionally 5 in south, becoming variable 2 to 4.
Sea state
Slight or moderate, becoming slight, occasionally smooth later in south.
Weather
Showers.
Visibility
Good.

North Foreland to Selsey Bill (6)

Strong winds are forecast

24 hour forecast:

Wind
Northerly or northeasterly 4 or 5, increasing 6 at times in east and offshore in west.
Sea state
Slight, occasionally moderate.
Weather
Showers.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
Easterly or northeasterly 3 to 5, occasionally 6 at first offshore.
Sea state
Slight, occasionally moderate at first.
Weather
Showers in east.
Visibility
Good.

Selsey Bill to Lyme Regis (7)

Strong winds are forecast

24 hour forecast:

Wind
Northeasterly, veering easterly later, 4 or 5, occasionally 6 offshore in east.
Sea state
Smooth or slight, becoming slight or moderate.
Weather
Showers.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Easterly or northeasterly 3 to 5.
Sea state
Slight or moderate.
Weather
Mainly fair.
Visibility
Good.

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

Strong winds are forecast

24 hour forecast:

Wind
Easterly or northeasterly 3 to 5, increasing 6 at times in south.
Sea state
Slight, becoming slight or moderate.
Weather
Showers.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Easterly or northeasterly 3 to 5.
Sea state
Slight or moderate.
Weather
Mainly fair.
Visibility
Good.

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

Strong winds are forecast

24 hour forecast:

Wind
Easterly or northeasterly 3 to 5, occasionally 6 at first in north.
Sea state
Smooth or slight in inner Bristol Channel, otherwise slight, occasionally moderate.
Weather
Showers.
Visibility
Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind
Easterly or southeasterly 3 to 5, becoming variable 2 to 4 later.
Sea state
Slight or moderate, occasionally smooth in inner Bristol Channel.
Weather
Fair.
Visibility
Good.

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

Strong winds are forecast

24 hour forecast:

Wind
Easterly or northeasterly 3 to 5, occasionally 6 at first to the north of Anglesey, becoming variable 2 to 4 for a time later in north.
Sea state
Smooth or slight, occasionally moderate near St Davids Head and north of Anglesey.
Weather
Showers at first.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
Easterly veering southeasterly, then veering southerly later in north, 3 or 4 becoming variable 3 or less later in south.
Sea state
Smooth or slight, occasionally moderate at first near st david's head.
Weather
Fair.
Visibility
Good.

Great Orme Head to the Mull of Galloway (11)

Strong winds are forecast

24 hour forecast:

Wind
Easterly or northeasterly 4 or 5, occasionally 6 at first in west, becoming variable 2 to 4 later.
Sea state
Smooth or slight.
Weather
Showers at first.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
Variable becoming southerly 2 to 4, veering southwesterly 3 to 5 later.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Isle of Man (12)

Strong winds are forecast

24 hour forecast:

Wind
East or northeast 5 or 6, decreasing 3 or 4, veering southeast 2 to 4 later.
Sea state
Smooth or slight, occasionally moderate at first.
Weather
Mainly fair.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
East or southeast, veering south or southwest, 2 to 4.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Lough Foyle to Carlingford Lough (13)

Strong winds are forecast

24 hour forecast:

Wind
East or northeast 4 to 6, veering southeast 3 or 4.
Sea state
Smooth or slight.
Weather
Showers at first.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southeast veering south, then southwest later, 3 to 5.
Sea state
Slight, occasionally smooth.
Weather
Fair.
Visibility
Good.

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

Strong winds are forecast

24 hour forecast:

Wind
Easterly 4 or 5, occasionally 6 in North Channel, veering southeasterly 3 or 4, becoming variable 3 or less later in Firth of Clyde.
Sea state
Smooth or slight.
Weather
Showers at first.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Variable 3 or less at first in Firth of Clyde, otherwise southeasterly veering southerly or southwesterly, 3 or 4, occasionally 5 later.
Sea state
Smooth or slight.
Weather
Fair.
Visibility
Good.

Mull of Kintyre to Ardnamurchan Point (15)

24 hour forecast:

Wind
Easterly veering southeasterly, then southerly later, 3 or 4, occasionally 5 at first in far south.
Sea state
Slight, occasionally moderate in west, smooth at times in shelter.
Weather
Showers at first.
Visibility
Good.

Outlook for the following 24 hours:

Wind
Southeasterly, veering southerly or southwesterly, 3 to 5.
Sea state
Smooth or slight until later in east, otherwise slight or moderate.
Weather
Fair, showers later in north.
Visibility
Mainly good.

The Minch (16)

24 hour forecast:

Wind
Easterly or northeasterly veering southerly or southeasterly, 2 to 4, then veering southwesterly 3 to 5 later in north.
Sea state
Smooth or slight, occasionally moderate in north.
Weather
Showers.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
Southerly or southwesterly 4 to 6.
Sea state
Slight or moderate.
Weather
Occasional rain or showers.
Visibility
Good, occasionally moderate.

Ardnamurchan Point to Cape Wrath (17)

24 hour forecast:

Wind
Easterly or northeasterly veering southerly or southeasterly, 2 to 4, then veering southwesterly 3 to 5 later in north.
Sea state
Moderate.
Weather
Showers.
Visibility
Mainly good.

Outlook for the following 24 hours:

Wind
Southerly or southwesterly 4 to 6.
Sea state
Moderate, occasionally rough later.
Weather
Occasional rain or showers.
Visibility
Good, occasionally moderate.

Shetland Isles (18)

Strong winds are forecast

24 hour forecast:

Wind
Northerly backing northwesterly, 4 or 5, occasionally 6 later in north.
Sea state
Moderate, occasionally rough in north and east, slight at times in shelter.
Weather
Wintry showers.
Visibility
Mainly good.

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

Valid Thursday 04 Mar 2021 at 1800 UTC until Friday 05 Mar 2021 at 0600 UTC

General situation

The ridge of high pressure building southeast over Shetland waters will be maintained through Friday.

Forecast

Wind
Northerly backing northwesterly 4 or 5, occasionally 3 at first
Sea state
Moderate or rough, but slight in shelter close to shetland
Weather
Isolated wintry showers.
Visibility
Good.

Outlook for 12 Hours from 0600 UTC on Friday 05 Mar until 1800 UTC on Friday 05 Mar

Wind
Northwesterly 4 or 5, increasing 6 for a time in northeast.
Sea state
Moderate occasionally rough in north, but slight in shelter close to shetland
Weather
Wintry showers.
Visibility
Mainly good.

Channel Islands (19)

Strong winds are forecast

24 hour forecast:

Wind
Northerly 2 to 4, veering northeast 3 to 4, increasing 4 to 5 overnight, perhaps locally 6.
Sea state
Smooth or slight with a low swell, becoming moderate in the north and west overnight.
Weather
Mist patches at first isolated showers occasional rain overnight, mostly clearing by mid-morning.
Visibility
Moderate or good, locally poor at first.

Outlook for the following 24 hours:

Wind
Northeast to east 4 to 5, increasing 6 at times, veering east overnight.
Sea state
Slight to moderate, perhaps locally rather rough mid-channel, with a low swell.
Weather
Isolated showers mid-channel at first.
Visibility
Good, occasionally moderate at first.

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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