Inshore Waters
Inshore Waters information supplied by the Met Office , external on behalf of the Maritime and Coastguard Agency (MCA), external.
From:06:00 UTC Thursday 20 August
To:06:00 UTC Friday 21 August
Summary
An area of low pressure will move eastwards into the North Sea and fill through Thursday as a ridge of high pressure then slowly builds from the west later on Friday. Changeable conditions will persist for much of this period with showers affecting most areas, some of these thundery, and with strong winds at times, mainly in the north and west, easing on Friday.
Issued:06:00 UTC Thursday 20 August
Strong winds warnings are in effect in the following locations:
- From Cape Wrath to Rattray Head including Orkney
- Rattray Head to Berwick on Tweed
- Berwick on Tweed to Whitby
- Gibraltar Point to North Foreland
- North Foreland to Selsey Bill
- Selsey Bill to Lyme Regis
- Lyme Regis to Lands End including the Isles of Scilly
- Lands End to St Davids Head including the Bristol Channel
- St Davids Head to Great Ormes Head, including St Georges Channel
- Great Ormes Head to the Mull of Galloway
- Isle of Man
- Lough Foyle to Carlingford Lough
- The Mull of Galloway to Mull of Kintyre including the Firth of Clyde and the North Channel
- Mull of Kintyre to Ardnamurchan Point
- The Minch
- Ardnamurchan Point to Cape Wrath including the Outer Hebrides
- Shetland Isles
- For Coastal areas up to 60 nautical miles from Lerwick, Shetland
- The Channel Islands
Issued:06:00 UTC Thursday 20 August
Strong winds warning issued
24 hour forecast:
Wind: North or northwest 4 to 6.
Sea State: Moderate, occasionally rough in north and slight in Moray Firth.
Weather: Showers.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: North or northwest 4 or 5, occasionally 6 at first near Rattray Head.
Sea State: Slight or moderate.
Weather: Mainly fair.
Visibility: Good.
Strong winds warning issued
24 hour forecast:
Wind: Northerly or northwesterly 4 to 6, becoming variable 2 to 4 for a time in Firth of Forth.
Sea State: Slight or moderate.
Weather: Showers.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: Northerly or northwesterly 3 to 5, occasionally 6 at first, becoming variable 2 to 4 in south.
Sea State: Slight or moderate, occasionally smooth in Firth of Forth.
Weather: Mainly fair.
Visibility: Good.
Strong winds warning issued
24 hour forecast:
Wind: North or northwest 4 to 6.
Sea State: Slight at first in south, otherwise moderate.
Weather: Showers, perhaps thundery at first in south.
Visibility: Moderate or good, occasionally poor at first in south.
Outlook for the following 24 hours:
Wind: North or northwest 4 or 5, occasionally 6 at first, decreasing 3 or 4 later.
Sea State: Moderate.
Weather: Showers at first.
Visibility: Good, occasionally moderate at first.
24 hour forecast:
Wind: Variable 2 to 4, becoming north, then backing northwest later, 4 or 5.
Sea State: Slight becoming mainly moderate.
Weather: Occasional rain or showers, thundery at first.
Visibility: Moderate or good, occasionally poor at first.
Outlook for the following 24 hours:
Wind: North or northwest 4 to 6.
Sea State: Moderate.
Weather: Showers at first.
Visibility: Good, occasionally moderate at first.
Strong winds warning issued
24 hour forecast:
Wind: Southwesterly veering northerly or northwesterly, 3 to 5, occasionally 6 in south.
Sea State: Smooth or slight, occasionally moderate in far south and then later in north.
Weather: Thundery showers.
Visibility: Good, occasionally poor.
Outlook for the following 24 hours:
Wind: Northerly or northwesterly, veering northeasterly for a time in south, 3 to 5, occasionally 6 in north.
Sea State: Slight or moderate, occasionally smooth in south.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Strong winds warning issued
24 hour forecast:
Wind: Westerly or southwesterly 4 to 6, veering northerly 3 to 5 later.
Sea State: Moderate, occasionally slight in east, becoming slight later.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: Northerly 3 to 5, becoming variable 2 to 4 for a time.
Sea State: Smooth or slight.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Strong winds warning issued
24 hour forecast:
Wind: West or southwest 4 to 6, veering north 3 to 5 later.
Sea State: Moderate occasionally slight, becoming slight later.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: North or northeast 3 to 5, becoming variable 2 to 4 for a time.
Sea State: Smooth or slight.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Strong winds warning issued
24 hour forecast:
Wind: Westerly veering northwesterly, then northerly later, 4 or 5, occasionally 6 at first in west, decreasing 3 at times later.
Sea State: Moderate or rough until later to the west of the Lizard peninsula, otherwise slight or moderate.
Weather: Showers, perhaps thundery later in west.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: Northerly or northwesterly, veering easterly or northeasterly later, 3 to 5, but becoming variable 2 to 4 for a time in far east.
Sea State: Slight or moderate to the west of the Lizard peninsula, slight occasionally smooth elsewhere.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Strong winds warning issued
24 hour forecast:
Wind: West or northwest veering north or northwest, 4 or 5, occasionally 6 at first, decreasing 3 at times in Bristol Channel.
Sea State: Moderate, occasionally slight in Bristol Channel and rough at first in southwest.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: North or northwest, veering east or northeast later, 3 to 5, but becoming variable 2 to 4 for a time in Bristol Channel.
Sea State: Smooth or slight in Bristol Channel, slight or moderate elsewhere.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally moderate.
Strong winds warning issued
24 hour forecast:
Wind: Northerly or northwesterly 3 to 5, occasionally 6 at first, becoming variable 2 to 4 later east of Anglesey.
Sea State: Slight or moderate.
Weather: Showers, perhaps thundery.
Visibility: Good, occasionally poor.
Outlook for the following 24 hours:
Wind: Northerly or northwesterly 3 to 5, becoming variable 2 to 4 at times in east.
Sea State: Slight or moderate becoming smooth or slight.
Weather: Showers.
Visibility: Good, occasionally moderate at first.
Strong winds warning issued
24 hour forecast:
Wind: Northerly or northeasterly 3 to 5, occasionally 6 at first in north, becoming variable 2 to 4 at times in south.
Sea State: Smooth or slight, occasionally moderate in far west.
Weather: Showers, thundery at first.
Visibility: Moderate or good, occasionally poor at first.
Outlook for the following 24 hours:
Wind: Variable mainly northerly, 2 to 4, becoming northerly or northwesterly 3 to 5 in west.
Sea State: Smooth or slight.
Weather: Showers.
Visibility: Good, occasionally moderate at first.
Strong winds warning issued
24 hour forecast:
Wind: North or northeast backing north or northwest, 4 or 5, occasionally 6 at first, decreasing 2 to 4 later.
Sea State: Slight, occasionally moderate.
Weather: Showers.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: North or northwest 2 to 4, occasionally 5 later.
Sea State: Slight, occasionally moderate later in west.
Weather: Showers at first, then fair.
Visibility: Good, occasionally moderate at first.
Strong winds warning issued
24 hour forecast:
Wind: Northeasterly backing northerly or northwesterly, 4 to 6, occasionally 3 later.
Sea State: Slight or moderate.
Weather: Showers.
Visibility: Good, occasionally poor at first.
Outlook for the following 24 hours:
Wind: Northerly or northwesterly, veering northeasterly for a time at first in far south, 3 to 5.
Sea State: Smooth or slight, occasionally moderate at first in north.
Weather: Showers.
Visibility: Good.
Strong winds warning issued
24 hour forecast:
Wind: Northeasterly backing northerly or northwesterly, 3 to 5, occasionally 6 in North Channel.
Sea State: Slight or moderate in North Channel, smooth or slight elsewhere.
Weather: Showers.
Visibility: Good, occasionally poor at first.
Outlook for the following 24 hours:
Wind: Northerly or northwesterly 3 to 5, becoming variable 2 to 4 for a time at first in northeast.
Sea State: Smooth or slight, occasionally moderate at first near Mull of Kintyre.
Weather: Showers.
Visibility: Good.
Strong winds warning issued
24 hour forecast:
Wind: North or northeast 4 or 5, occasionally 6 until later.
Sea State: Slight or moderate, occasionally rough at first in far northwest.
Weather: Showers.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: North or northwest 3 to 5.
Sea State: Slight or moderate, occasionally smooth in sheltered east.
Weather: Showers at first.
Visibility: Good.
Strong winds warning issued
24 hour forecast:
Wind: Northeast 5 or 6, backing north 4 or 5, occasionally 3 later.
Sea State: Slight or moderate, becoming smooth or slight later in south.
Weather: Showers.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: North or northwest 3 or 4, occasionally 5 at first, decreasing 2 at times later.
Sea State: Smooth or slight, occasionally moderate in north.
Weather: Showers at first.
Visibility: Good.
Strong winds warning issued
24 hour forecast:
Wind: Northeast 5 or 6, backing north 4 or 5, occasionally 3 later.
Sea State: Moderate, occasionally rough until later, becoming slight at times later in south.
Weather: Showers.
Visibility: Good, occasionally moderate.
Outlook for the following 24 hours:
Wind: North or northwest 3 or 4, occasionally 5 at first, decreasing 2 at times later.
Sea State: Slight or moderate, becoming smooth or slight between barra and canna.
Weather: Showers at first.
Visibility: Good.
Strong winds warning issued
24 hour forecast:
Wind: North or northwest 5 or 6.
Sea State: Moderate or rough.
Weather: Showers.
Visibility: Good, occasionally moderate.
From:06:00 UTC Thursday 20 August
Until:18:00 UTC Thursday 20 August
Strong winds warning issued
General situation:
Pressure remains low over Scandinavia, maintaining a northerly airstream over Shetland watersForecast:
Wind: North 5 or 6.
Sea State: Moderate or rough.
Weather: Showers.
Visibility: Good, occasionally moderate.
Outlook for 12 Hours from 1800 UTC on Thursday 20 Aug until 0600 UTC on Friday 21 Aug
Wind: North 5 or 6.
Sea State: Moderate or rough.
Weather: Showers.
Visibility: Good, occasionally moderate.
Strong winds warning issued
24 hour forecast:
Wind: West to southwest 4 to 5, locally 6 until evening, veering north to northwest 3 to 4 overnight.
Sea State: Moderate to rather rough, decreasing slight with a low swell later.
Weather: Occasional showers, perhaps locally heavy at first.
Visibility: Good, occasionally moderate, perhaps locally poor at first.
Outlook for the following 24 hours:
Wind: North to northwest 2 to 4, veering northeast later.
Sea State: Smooth or slight with a low swell.
Weather: Occasional showers, perhaps locally heavy at first, mostly dying out later.
Visibility: Good, occasionally moderate, perhaps locally poor at first.
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