Inshore Waters
Valid
From: Tue 11th May at 12:00 UTC
To: Wed 12th May at 12:00 UTC
Summary
Various areas of low pressure in the vicinity of the British Isles will maintain unsettled weather conditions during the next couple of days.
Issued at: 12:00 UTC on 11th May
Regions
From Cape Wrath to Rattray Head including Orkney
Back to Top24 hour forecast:
Wind
Cyclonic 3 to 5, occasionally 6 at first near Rattray Head, then becoming east or northeast later.
Sea State
Moderate or rough at first to the north and west of Orkney, otherwise slight or moderate.
Weather
Rain or showers.
Visibility
Good, occasionally poor.
Outlook for the following 24 hours:
Wind
East or northeast 4 to 6, backing north or northeast 3 or 4 later.
Sea State
Slight or moderate.
Weather
Rain or showers.
Visibility
Good, occasionally poor.
Rattray Head to Berwick on Tweed
Back to Top24 hour forecast:
Wind
Southerly 4 or 5, occasionally 6 at first in north, backing easterly 2 to 4, then northeasterly 4 or 5 later.
Sea State
Slight or moderate, occasionally smooth in Firth of Forth.
Weather
Mainly fair then rain or showers, fog patches later.
Visibility
Moderate or good, occasionally very poor later.
Outlook for the following 24 hours:
Wind
Northeast 3 or 4, occasionally 5 at first, becoming variable 2 at times later.
Sea State
Slight or moderate in north, smooth or slight in south.
Weather
Rain or showers, fog patches.
Visibility
Moderate or good, occasionally very poor.
Berwick on Tweed to Whitby
Back to Top24 hour forecast:
Wind
East or southeast 3 or 4, occasionally 5 at first, decreasing 2 at times later.
Sea State
Slight or moderate, becoming slight later.
Weather
Showers for a time, perhaps thundery, fog patches later.
Visibility
Moderate or good, occasionally very poor later.
Outlook for the following 24 hours:
Wind
Southeast 3 or 4 becoming variable 3 or less, then north or northeast 3 or 4 later.
Sea State
Slight.
Weather
Showers for a time at first, perhaps thundery, fog patches.
Visibility
Moderate or good, occasionally very poor.
Whitby to Gibraltar Point
Back to Top24 hour forecast:
Wind
Southeast veering south 3 to 5, then becoming variable 2 at times later.
Sea State
Slight.
Weather
Showers for a time at first, perhaps thundery.
Visibility
Good, occasionally moderate at first.
Outlook for the following 24 hours:
Wind
South or southeast 3 or 4 becoming variable 2 or less, then east or northeast 2 to 4 later.
Sea State
Slight.
Weather
Showers for a time at first, perhaps thundery.
Visibility
Good, occasionally moderate.
Gibraltar Point to North Foreland
Back to Top24 hour forecast:
Wind
Easterly 2 to 4 veering southerly or southwesterly 3 to 5.
Sea State
Smooth or slight.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally moderate.
Outlook for the following 24 hours:
Wind
Southerly 3 to 5 backing easterly or southeasterly 2 to 4.
Sea State
Smooth or slight.
Weather
Showers, perhaps thundery, then fair.
Visibility
Good, occasionally moderate at first.
North Foreland to Selsey Bill
Back to Top24 hour forecast:
Wind
Southerly or southwesterly 4 or 5, occasionally 3 at first, then increasing 6 at times in west.
Sea State
Slight or moderate in west, smooth or slight in east.
Weather
Showers.
Visibility
Good.
Outlook for the following 24 hours:
Wind
Southerly backing easterly 3 to 5, decreasing 2 for a time at first, then becoming cyclonic later.
Sea State
Slight or moderate at first in west, otherwise smooth or slight.
Weather
Rain or showers.
Visibility
Good, occasionally poor.
Selsey Bill to Lyme Regis
Back to Top24 hour forecast:
Wind
South or southwest 3 or 4, increasing 5 or 6 for a time.
Sea State
Slight or moderate, occasionally rough at first in west.
Weather
Showers.
Visibility
Good.
Outlook for the following 24 hours:
Wind
South becoming variable 2 to 4, then becoming west or northwest 3 to 5.
Sea State
Slight or moderate becoming smooth or slight.
Weather
Rain or showers.
Visibility
Good, occasionally poor.
Lyme Regis to Lands End including the Isles of Scilly
Back to Top24 hour forecast:
Wind
South 5 to 7 veering southwest 4 to 6, becoming variable 2 to 4 later.
Sea State
Slight or moderate at first and again later in east, otehrwise moderate or rough.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally poor at first.
Outlook for the following 24 hours:
Wind
Variable 3 or less, increasing 4 at times.
Sea State
Slight or moderate in east, moderate throughout in west.
Weather
Showers.
Visibility
Good, occasionally moderate.
Lands End to St Davids Head including the Bristol Channel
Back to Top24 hour forecast:
Wind
Southeast becoming cyclonic then southwest, 4 to 6, then becoming variable 2 to 4 later.
Sea State
Slight or moderate, occasionally rough at first near Cornwall.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally poor at first.
Outlook for the following 24 hours:
Wind
Variable 3 or less, increasing 4 at times.
Sea State
Slight or moderate in west, smooth or slight in east.
Weather
Showers.
Visibility
Good, occasionally moderate.
St Davids Head to Great Ormes Head, including St Georges Channel
Back to Top24 hour forecast:
Wind
South or southeast 3 to 5 becoming variable 2 to 4, then southwest 3 to 5 later.
Sea State
Slight or moderate, but smooth or slight east of Anglesey.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally poor at first.
Outlook for the following 24 hours:
Wind
South or southwest 3 to 5 becoming variable 3 or less.
Sea State
Slight or moderate, but smooth or slight east of Anglesey.
Weather
Showers.
Visibility
Good.
Great Ormes Head to the Mull of Galloway
Back to Top24 hour forecast:
Wind
South or southeast 3 to 5 becoming cyclonic 2 to 4, then becoming mainly south or southwest later.
Sea State
Slight or moderate becoming smooth or slight.
Weather
Showers, perhaps thundery.
Visibility
Good, occasionally moderate.
Outlook for the following 24 hours:
Wind
Mainly south or southwest 2 to 4 becoming variable 3 or less.
Sea State
Smooth or slight.
Weather
Showers, but becoming fair for a time.
Visibility
Good, occasionally moderate.
Isle of Man
Back to Top24 hour forecast:
Wind
South or southeast 3 to 5 becoming variable 3 or less, then south or southwest 2 to 4 later.
Sea State
Slight or moderate becoming smooth or slight.
Weather
Showers for a time.
Visibility
Good, occasionally moderate for a time.
Outlook for the following 24 hours:
Wind
South or southwest 2 to 4, becoming variable 3 or less later.
Sea State
Smooth or slight.
Weather
Showers later.
Visibility
Good, occasionally moderate later.
Lough Foyle to Carlingford Lough
Back to Top24 hour forecast:
Wind
South backing southeast 4 to 6, then becoming variable 3 or less.
Sea State
Slight or moderate, becoming smooth or slight later.
Weather
Fair then showers, perhaps thundery later.
Visibility
Good, occasionally moderate.
Outlook for the following 24 hours:
Wind
Variable 3 or less becoming east or southeast 2 to 4.
Sea State
Smooth or slight.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally moderate.
The Mull of Galloway to Mull of Kintyre including the Firth of Clyde and the North Channel
Back to Top24 hour forecast:
Wind
Southerly 4 to 6 backing easterly or northeasterly 2 to 4, becoming variable 3 or less later.
Sea State
Slight or moderate becoming smooth or slight.
Weather
Fair then showers, perhaps thundery later.
Visibility
Good, occasionally moderate.
Outlook for the following 24 hours:
Wind
Variable 3 or less becoming easterly or southeasterly 2 to 4.
Sea State
Smooth or slight.
Weather
Showers, perhaps thundery at first, becoming mainly fair.
Visibility
Good, occasionally moderate.
Mull of Kintyre to Ardnamurchan Point
Back to Top24 hour forecast:
Wind
South 4 to 6 backing east 3 to 5, then becoming variable 2 to 4 later.
Sea State
Slight or moderate, becoming smooth or slight later.
Weather
Mainly fair then showers, perhaps thundery later.
Visibility
Good, occasionally moderate later.
Outlook for the following 24 hours:
Wind
Variable becoming east or southeast, 2 to 4.
Sea State
Smooth or slight.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally moderate at first.
The Minch
Back to Top24 hour forecast:
Wind
Cyclonic mainly south 4 to 6 becoming variable 2 to 4, then becoming northeast 3 to 5.
Sea State
Slight or moderate, becoming smooth or slight in south.
Weather
Rain or showers, but becoming fair for a time.
Visibility
Moderate or good, occasionally poor.
Outlook for the following 24 hours:
Wind
Northeasterly 4 to 6, occasionally variable 3 in south.
Sea State
Slight or moderate in north, smooth or slight in south.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally moderate.
Ardnamurchan Point to Cape Wrath including the Outer Hebrides
Back to Top24 hour forecast:
Wind
Cyclonic 4 to 6 becoming variable 2 to 4 then northeast 3 to 5.
Sea State
Moderate or rough, becoming slight or moderate in south.
Weather
Rain or showers, but becoming fair for a time.
Visibility
Moderate or good, occasionally poor.
Outlook for the following 24 hours:
Wind
Northeasterly 4 to 6, occasionally variable 3 in south.
Sea State
Moderate or rough until later in north, otherwise slight or moderate.
Weather
Showers, perhaps thundery at first.
Visibility
Good, occasionally moderate.
Shetland Isles
Back to Top24 hour forecast:
Wind
Cyclonic 3 to 5, becoming northeast 4 to 6 later.
Sea State
Moderate or rough, becoming moderate later.
Weather
Occasional rain and fog patches, becoming fair later.
Visibility
Moderate or good, occasionally very poor until later.
For Coastal areas up to 60 nautical miles from Lerwick, Shetland
Back to TopValid Tuesday 11 May 2021 at 1200 UTC until Wednesday 12 May 2021 at 0000 UTC
General situation:
A frontal trough will be slow moving across the area on Tuesday.
Forecast:
Wind
In northwest, northeasterly 4 or 5. in southeast, southerly 3 or 4.
Sea State
Moderate or rough
Weather
Occasional rain. Fog patches.
Visibility
Moderate or good, occasionally very poor
Outlook for 12 Hours from 0000 UTC on Wednesday 12 May until 1200 UTC on Wednesday 12 May:
Wind
Northeasterly 4 to 6, but southerly or southwesterly 2 or 3 at first in southeast
Sea State
Moderate, but rough in north and west at first
Weather
Occasional rain and fog patches at first, becoming fair
Visibility
Moderate or good, occasionally very poor at first
The Channel Islands
Back to Top24 hour forecast:
Wind
South to southwest 3 to 5, increasing 6 to 7 at times until late evening, decreasing 1 to 2 at times after dawn, becoming cyclonic later in the south of the area.
Sea State
Slight to moderate with a low to moderate swell, becoming rather rough to rough from mid afternoon, into the early hours, in the northwest.
Weather
Scattered showers, locally heavy with a risk of hail and thunder, dying out this evening rain from mid morning in the southwest.
Visibility
Good, occasionally moderate, locally poor at first, becoming mainly moderate later in the southwest.
Outlook for the following 24 hours:
Wind
Southerly 2 to 4 at first in the north of the area, otherwise cyclonic 3 to 5, increasing 6 to 7 for a time at first in the south of the area, then becoming variable, mainly west to northwest, 1 to 3.
Sea State
Slight, occasionally smooth, becoming moderate for a time at first in the south a low to moderate swell at first.
Weather
Rain for a time at first, locally heavy, clearing to isolated showers.
Visibility
Moderate to poor, occasionally good, becoming good, locally moderate.
Inshore Waters information supplied by the Met Office on behalf of the Maritime and Coastguard Agency (MCA).
Time displayed in UTC (GMT). When the UK is observing British Summer Time (BST), add an hour. For more information, please see FAQs.