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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to Top24 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
Back to TopValid 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
Back to Top24 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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