Inshore Waters

Valid

From: Wed 17th Aug at 06:00 UTC

To: Thu 18th Aug at 06:00 UTC

Summary

Low pressure to the southeast of the United Kingdom, bringing thundery showers, will recede slowly southeastwards over the next 24 hours as a transient ridge of high pressure builds from the northwest. Atlantic fronts will move in across the north and west on Thursday, bringing rain and strengthening winds.

Issued at: 06:00 UTC on 17th Aug

Regions

From Cape Wrath to Rattray Head including Orkney

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Strong winds warning issued

24 hour forecast:

Wind

North, veering south or southeast, 3 to 5, occasionally 6 later.

Sea State

Slight or moderate.

Weather

Showers at first, occasional rain later in north.

Visibility

Good, occasionally moderate later in north.

Outlook for the following 24 hours:

Wind

South or southeast, veering south or southwest, 4 to 6.

Sea State

Slight or moderate, becoming moderate or rough later in northwest.

Weather

Rain then showers.

Visibility

Good, occasionally moderate at first.

Rattray Head to Berwick on Tweed

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24 hour forecast:

Wind

North or northeast 3 to 5, becoming variable 3, then south or southeast 3 to 5 later.

Sea State

Slight or moderate.

Weather

Fair.

Visibility

Good.

Outlook for the following 24 hours:

Wind

Southerly, veering southwesterly later, 4 or 5, occasionally 6 in north.

Sea State

Slight, occasionally moderate in north.

Weather

Rain for a time.

Visibility

Good, occasionally moderate.

Berwick on Tweed to Whitby

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24 hour forecast:

Wind

North 4 or 5, becoming variable 2 to 4, then south 4 or 5 later.

Sea State

Moderate, occasionally slight later.

Weather

Fair.

Visibility

Good.

Outlook for the following 24 hours:

Wind

South, veering west later, 3 to 5.

Sea State

Slight or moderate.

Weather

Rain for a time.

Visibility

Good, occasionally moderate.

Whitby to Gibraltar Point

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24 hour forecast:

Wind

North or northeast 4 or 5, becoming variable 2 to 4 later.

Sea State

Moderate, occasionally slight later.

Weather

Rain or thundery showers at first.

Visibility

Good, occasionally poor at first.

Outlook for the following 24 hours:

Wind

Variable 2 to 4, becoming southeast 4 or 5, then veering southwest 3 or 4 later.

Sea State

Slight or moderate.

Weather

Occasional rain later.

Visibility

Good, occasionally moderate later.

Gibraltar Point to North Foreland

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24 hour forecast:

Wind

Northeasterly 3 to 5.

Sea State

Smooth or slight at first in south, otherwise slight or moderate.

Weather

Thundery showers.

Visibility

Good, occasionally poor.

Outlook for the following 24 hours:

Wind

Northeasterly 3 or 4, becoming variable 2 to 4, then southerly or southwesterly 3 to 5 later.

Sea State

Slight or moderate, becoming smooth or slight.

Weather

Showers at first, occasional rain later.

Visibility

Good, occasionally moderate later.

North Foreland to Selsey Bill

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24 hour forecast:

Wind

Northeasterly, occasionally variable, 3 or 4, increasing 5 at times.

Sea State

Smooth or slight.

Weather

Thundery showers.

Visibility

Good, occasionally poor.

Outlook for the following 24 hours:

Wind

Variable, mainly northeasterly, 2 to 4, becoming westerly or southwesterly 4 or 5.

Sea State

Smooth or slight, becoming slight later.

Weather

Showers at first, occasional rain later.

Visibility

Good, occasionally poor later.

Selsey Bill to Lyme Regis

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24 hour forecast:

Wind

North or northeast, occasionally cyclonic, 3 to 5.

Sea State

Smooth or slight.

Weather

Thundery showers.

Visibility

Good, occasionally poor.

Outlook for the following 24 hours:

Wind

North 3 or 4, backing west or southwest 4 or 5.

Sea State

Smooth or slight, becoming slight.

Weather

Showers at first, occasional rain later.

Visibility

Good, occasionally poor later.

Lyme Regis to Lands End including the Isles of Scilly

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Strong winds warning issued

24 hour forecast:

Wind

Northerly or northeasterly 3 to 5, occasionally 6 in west, backing westerly or northwesterly 2 to 4 later.

Sea State

West of the Lizard, moderate, occasionally rough at first, elsewhere smooth or slight.

Weather

Rain or thundery showers, fair later.

Visibility

Good, occasionally poor until later.

Outlook for the following 24 hours:

Wind

West or northwest 2 to 4, backing west or southwest 3 to 5.

Sea State

Smooth or slight, becoming slight or moderate later except in lyme bay.

Weather

Fair then rain or drizzle.

Visibility

Moderate or good, occasionally poor.

Lands End to St Davids Head including the Bristol Channel

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Strong winds warning issued

24 hour forecast:

Wind

Northerly or northeasterly 3 to 5, occasionally 6 at first in west, becoming variable 2 to 4 later.

Sea State

Smooth or slight in Bristol Channel, otherwise slight or moderate, occasionally rough at first near Lands End.

Weather

Rain or showers at first.

Visibility

Good, occasionally moderate at first.

Outlook for the following 24 hours:

Wind

Variable 2 to 4, becoming westerly or southwesterly 4 to 6.

Sea State

Smooth or slight, becoming slight or moderate.

Weather

Rain, drizzle and fog patches for a time.

Visibility

Good, becoming moderate to very poor for a time.

St Davids Head to Great Ormes Head, including St Georges Channel

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Strong winds warning issued

24 hour forecast:

Wind

Northerly or northeasterly 3 to 5, occasionally 6 at first in south, becoming variable 2 to 4 later.

Sea State

Slight or moderate at first in south, otherwise smooth or slight.

Weather

Showers at first.

Visibility

Good.

Outlook for the following 24 hours:

Wind

Variable 2 to 4, becoming south or southwest 4 to 6, then veering west 3 to 5 later.

Sea State

Smooth or slight, becoming slight or moderate.

Weather

Rain, drizzle and fog patches for a time.

Visibility

Good, becoming moderate to very poor for a time.

Great Ormes Head to the Mull of Galloway

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Strong winds warning issued

24 hour forecast:

Wind

East or northeast 4 to 6, becoming variable 2 to 4, then south 4 or 5 later.

Sea State

Smooth or slight.

Weather

Showers.

Visibility

Good.

Outlook for the following 24 hours:

Wind

South or southwest 4 or 5, occasionally 6 at first.

Sea State

Smooth or slight, becoming slight or moderate.

Weather

Rain or drizzle for a time.

Visibility

Good, becoming moderate or poor for a time.

Isle of Man

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24 hour forecast:

Wind

Northeasterly 4 or 5, becoming variable 3 or less, then south 3 or 4 later.

Sea State

Slight or moderate, becoming smooth or slight.

Weather

Fair.

Visibility

Good.

Outlook for the following 24 hours:

Wind

South 3 or 4, increasing 5 or 6, then veering west or southwest 4 or 5 later.

Sea State

Slight becoming moderate.

Weather

Rain or drizzle for a time.

Visibility

Good, becoming moderate or poor for a time.

Lough Foyle to Carlingford Lough

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Strong winds warning issued

24 hour forecast:

Wind

Easterly 4 or 5 at first in east, otherwise variable 2 to 4, becoming southerly 4 to 6 later.

Sea State

Smooth or slight, occasionally moderate at first.

Weather

Showers at first, occasional drizzle later.

Visibility

Good, occasionally moderate later.

Outlook for the following 24 hours:

Wind

South veering southwest, 4 to 6.

Sea State

Smooth or slight, becoming slight or moderate, occasionally rough later in far northwest.

Weather

Rain or drizzle at first.

Visibility

Good, occasionally poor at first.

The Mull of Galloway to Mull of Kintyre including the Firth of Clyde and the North Channel

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Strong winds warning issued

24 hour forecast:

Wind

Easterly 3 to 5, becoming variable 2 to 4, then southerly 4 to 6 later.

Sea State

Smooth or slight.

Weather

Showers at first.

Visibility

Good.

Outlook for the following 24 hours:

Wind

Southerly veering southwesterly, 4 or 5, occasionally 6 at first.

Sea State

Smooth or slight, occasionally moderate.

Weather

Rain or drizzle for a time.

Visibility

Good, becoming moderate or poor for a time.

Mull of Kintyre to Ardnamurchan Point

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Strong winds warning issued

24 hour forecast:

Wind

East veering southwest, 3 to 5, then backing south 5 or 6 later.

Sea State

Slight or moderate, becoming smooth or slight for a time.

Weather

Showers, drizzle later.

Visibility

Good, becoming moderate or poor later.

Outlook for the following 24 hours:

Wind

South veering southwest, 5 or 6, decreasing 4 for a time.

Sea State

Slight or moderate, becoming moderate or rough, occasionally very rough later in west.

Weather

Rain or drizzle then showers.

Visibility

Moderate or poor, becoming good.

The Minch

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Strong winds warning issued

24 hour forecast:

Wind

East 3 or 4, veering south 4 or 5, increasing 6 or 7 later.

Sea State

Smooth or slight, becoming slight or moderate later.

Weather

Rain or drizzle later.

Visibility

Good, becoming moderate or poor later.

Outlook for the following 24 hours:

Wind

South veering southwest, 5 to 7.

Sea State

Slight or moderate.

Weather

Rain and fog patches, then showers.

Visibility

Moderate to very poor, becoming good.

Ardnamurchan Point to Cape Wrath including the Outer Hebrides

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Strong winds warning issued

24 hour forecast:

Wind

East 3 or 4, veering south 4 or 5, increasing 6 or 7 later.

Sea State

Slight or moderate, occasionally rough later in west.

Weather

Rain or drizzle later.

Visibility

Good, becoming moderate or poor later.

Outlook for the following 24 hours:

Wind

South veering southwest, 5 to 7.

Sea State

Moderate or rough, becoming rough or very rough later.

Weather

Rain and fog patches, then showers.

Visibility

Moderate to very poor, becoming good.

Shetland Isles

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Strong winds warning issued

24 hour forecast:

Wind

North 4 or 5, becoming variable, then south or southeast, 2 to 4, increasing 5 or 6 later.

Sea State

Slight or moderate.

Weather

Mainly fair.

Visibility

Good.

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

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Valid Wednesday 17 Aug 2022 at 0600 UTC until Wednesday 17 Aug 2022 at 1800 UTC

General situation:

Ridge of high pressure will cover Shetland Waters Wednesday, before declining overnight.

Forecast:

Wind

North 4 or 5 becoming variable 2 or 3 then south or southeast 3 or 4

Sea State

Moderate, but slight in sheltered waters.

Weather

Manly fair.

Visibility

Good

Outlook for 12 Hours from 1800 UTC on Wednesday 17 Aug until 0600 UTC on Thursday 18 Aug:

Wind

South or southeast 3 or 4 increasing 5 or 6.

Sea State

Slight or moderate.

Weather

Fair

Visibility

Good

The Channel Islands

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24 hour forecast:

Wind

Variable or northerly 1 to 3, becoming north to northeast 2 to 4 by midday, perhaps occasionally locally 5 this afternoon, backing north to northwest for a time in the evening.

Sea State

Smooth or slight.

Weather

Isolated showers, locally heavy with a risk of thunder, mostly dying out by dusk risk of mist or fog patches in the north and near the french coast at times.

Visibility

Good, locally moderate to poor at times, perhaps locally very poor.

Outlook for the following 24 hours:

Wind

Northerly 2 to 4, backing westerly 4 to 5 by evening, further backing west to southwest later.

Sea State

Slight, locally smooth at first, perhaps moderate mid-channel later.

Weather

Isolated showers in the morning, perhaps locally heavy and thundery risk of mist and fog patches near the french coast at first and in the northwest of the area from dusk with perhaps a little drizzle.

Visibility

Good, locally moderate to poor at times, perhaps locally very poor.

Inshore Waters information supplied by the Met Office on behalf of the Maritime and Coastguard Agency (MCA).

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