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- Aberdaron
- Aberdeen
- Abergavenny
- Abersoch
- Aberystwyth
- Abingdon-on-Thames
- Aboyne
- Albemarle
- Aldeburgh
- Alderney
- Alnwick
- Altnaharra
- Altrincham
- Andover
- Ardglass
- Ardnamurchan
- Ardrossan
- Armagh
- Arun
- Ashfield
- Ashford
- Aviemore
- Aylesbury
- Aylsham
- Ayr
- Bala
- Bala Lake
- Ballachulish
- Ballycastle
- Ballymena
- Ballymoney
- Bamburgh
- Banbury
- Bangor
- Barmouth
- Barnsley
- Barnstaple
- Barra
- Barrow-in-Furness
- Basildon
- Basingstoke
- Bath
- Bathgate
- Batley
- Bealach na Bà
- Bebington
- Bedford
- Belfast
- Belleek
- Benbecula
- Ben Nevis
- Berwick-upon-Tweed
- Bewl Water
- Bicester
- Bideford Bay
- Birkenhead
- Birmingham
- Bishopton
- Blackburn
- Blackpool
- Blandford Forum
- Bletchley
- Blubberhouse
- Bodmin
- Bognor Regis
- Bolton
- Bootle
- Boston
- Bournemouth
- Bracknell
- Bradford
- Braintree
- Brancaster
- Brecon
- Brentwood
- Bridgend
- Bridgnorth
- Bridgwater
- Bridlington
- Brightlingsea
- Brighton
- Bristol
- Bristol Airport
- Brough Sowerby
- Broxtowe
- Buckie
- Bude
- Burnham-on-Crouch
- Burnley
- Burstwick
- Burton upon Trent
- Bury
- Bury St Edmunds
- Buxton
- Byfleet
- Caernarfon
- Caerphilly
- Cairngorms
- Calderdale
- Camborne
- Cambrian Mountains
- Cambridge
- Campbeltown
- Cannock
- Canterbury
- Cardiff
- Cardigan
- Carlisle
- Carmarthen
- Carsington Water
- Castleford
- Charlwood
- Chelmsford
- Cheltenham
- Cheshunt
- Chester
- Chesterfield
- Chichester
- Cirencester
- City of Rochester-upon-Medway
- Clacton-on-Sea
- Clatteringshaws Loch
- Colchester
- Coleford
- Coleraine
- Colwyn Bay
- Congleton
- Conwy
- Cookstown
- Corby
- Cornwall
- Coventry
- Craigavon
- Crawley
- Crewe
- Cromarty
- Cromer
- Croydon
- Cumbernauld
- Cumnock
- Cushendall
- Dacorum
- Darlington
- Dartford
- Dartmoor
- Dartmouth
- Derby
- Dereham
- Derry
- Derry
- Dewsbury
- Diss
- Doncaster
- Dornoch
- Douglas(IoM)
- Dover
- Draycote
- Driffield
- Dudley
- Dumfries
- Dunbar
- Dundee
- Dunfermline
- Dungannon
- Dunstable
- Durham
- Durness
- Eastbourne
- East Kilbride
- Edinburgh
- E Kilbride
- Elgin
- Ellesmere Port
- Elmbridge
- Enniskillen
- Epsom and Ewell
- Erewash
- Esher
- Eskdalemuir
- Exeter
- Exmoor NP
- Eyebrook Reservoir
- Eyemouth
- Fairford
- Fair Isle
- Falkirk
- Falmouth
- Falmouth
- Fareham
- Farnborough
- Fife Ness
- Firth of Clyde
- Fleetwood
- Folkestone
- Forfar
- Formby
- Fort William
- Fowey
- Fraserburgh
- Gainsborough
- Galashiels
- Gateshead
- Gedling
- Gillingham
- Glasgow
- Glenarm
- Glenlivet
- Gloucester
- Goole
- Gosport
- Grantham
- Grassington
- Gravesend
- Grays
- Greasby
- Great Malvern
- Great Yarmouth
- Greenock
- Grimsby
- Guernsey
- Guildford
- Gwynedd
- Halesowen
- Haltwhistle
- Hamble-le-Rice
- Harlech
- Harlow
- Harrogate
- Hartlepool
- Harwich
- Hastings
- Hatfield
- Haverhill
- Hawick
- Haywards Heath
- Hebrides N
- Hebrides S
- Helmsdale
- Helston
- Hemel Hempstead
- Hereford
- High Wycombe
- Hillsborough
- Hinckley
- Holyhead
- Holy Island
- Horsham
- Hoveringham
- Huddersfield
- Huntingdon
- Huyton
- Ilfracombe
- Inveraray
- Inverkip
- Inverness
- Iona
- Ipswich
- Islay
- Isle of Man
- Isle of Mull
- Isle of Portland
- Isle of Wight
- Isles of Scilly
- Jedburgh
- Jersey
- Keighley
- Kelso
- Keswick
- Kettering
- Kidderminster
- Kilchoan
- Killin
- Kilmarnock
- Kilsyth
- Kingsbridge
- King’s Lynn
- Kingston upon Hull
- Kingswood
- Kirkcaldy
- Kirkcudbright
- Kirklees
- Kirkwall
- Knaresborough
- Kyle of Lochalsh
- Lairg
- Lake Dist
- Lake Vyrnwy
- Lanark
- Lancaster
- Larne
- Launceston
- Leconfield
- Leeds
- Leeds Bradford Intl. Airport
- Leeds Bradford Intl. Airport
- Leek
- Leicester
- Lerwick
- Letchworth
- Lewis
- Leyburn
- Limavady
- Lincoln
- Lincolnshire
- Lisburn
- Liskeard
- Lismore
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- Liverpool
- Livingston
- Lizard Point
- Llanelli
- Llangollen
- Llyn Brenig
- Llŷn Peninsula
- Llyn Trawsfynydd
- Loch Awe
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- Loch Linnhe
- Loch Lochy
- Loch Lomond
- Lochmaddy
- Loch Morar
- Loch Ness
- Lochranza
- Loch Tay
- Loch Tummel
- London
- London City
- London-GTW
- London Stansted Airport
- London St James Park
- London WC
- Lossiemouth
- Loughborough
- Lough Neagh
- Louth
- Lowestoft
- Ludlow
- Luton
- Luton Airport
- Lydd
- Lymington
- Macclesfield
- Machynlleth
- Magilligan
- Maidenhead
- Maidstone
- Maldon
- Manchester
- Mansfield
- Manston SE
- Market Drayton
- Market Harborough
- Melton Mowbray
- Menai Bridge
- Merthyr Tydfil
- Mevagissey
- Middlesbrough
- Mildenhall
- Milford Haven
- Milton Keynes
- Mold
- Molesey
- Montrose
- Motherwell
- Muckle Holm
- Mull Galloway
- Mull of Kintyre
- N-Devon
- Neath Port Talbot
- Newark-on-Trent
- Newbury
- Newcastle-under-Lyme
- Newcastle upon Tyne
- Newhaven
- Newport
- Newquay
- Newry
- Newtown
- Newtownabbey
- Northallerton
- Northampton
- North Berwick
- North Rona
- Northumberland
- North Yorkshire
- Norwich
- Nottingham
- Nuneaton
- Oakham
- Oban
- Okehampton
- Oldbury
- Oldham
- Omagh
- Orkney / Hoy
- Orkney/Main
- Oswestry
- Oxford
- Paignton
- Paisley
- Peebles
- Pennines
- Pennines/N
- Penrith
- Penryn
- Penzance
- Pershore
- Perth
- Perth/Scone
- Peterborough
- Peterhead
- Petersfield
- Pitlochry
- Plymouth
- Point of Ayre
- Poole
- Portadown
- Port Askaig
- Portavogie
- Porthcawl
- Porthmadog
- Port Isaac
- Portree
- Portsmouth
- Preston
- Raf Mona
- Ramsgate
- Reading
- Redditch
- Redhill
- Reigate
- Richmondshire
- Ripon
- Rochdale
- Rockall
- Rosehearty
- Rotherham
- Rothesay
- Royal Leamington Spa
- Royal Tunbridge Wells
- Rugby
- Runcorn
- Rutland Water
- Saint Helier
- Salcombe
- Salford
- Salisbury
- Sanquhar
- Sawbridgeworth
- Scarborough
- Scatsta Airport
- Scottish Highlands
- Scunthorpe
- Sefton
- Selby
- Selby
- Settle
- Sevenoaks
- Sheerness
- Sheffield
- Shetland
- Shetland N
- Shetland S
- Shetland W
- Shobdon
- Shrewsbury
- Sidmouth
- Silverstone
- Sittingbourne
- Skegness
- Skerry Is
- Skipton
- Skye
- Sleaford
- Slough
- Snowdonia
- Solihull
- Solva
- Solway Firth
- Southampton
- Southend AP
- Southend-on-Sea
- Southport
- South Shields
- South Uist
- South Wales
- Spadeadam
- Spalding
- Stafford
- Staines-upon-Thames
- St Albans
- Stamford
- St Andrews
- Stanhope
- Stevenage
- Stirling
- St Ives
- St Mary's
- Stockport
- Stockton-on-Tees
- Stoke-on-Trent
- Stonehaven
- Stonehenge
- Stornoway
- Stourbridge
- Stow o/t Wold
- Strabane
- Stranraer
- Stratford-upon-Avon
- Strathaven
- Stroud
- Sunderland
- Surrey H.
- Sutton Coldfield
- Swanage
- Swansea
- Swindon
- Tameside
- Tamworth
- Taunton
- Taunton
- Teignbridge
- Telford
- Tenby
- Thanet
- The Cairnwell
- Thetford
- Thetford
- Thirsk
- Thomastown
- Thurrock
- Thurso
- Tiree
- Tiverton
- Tobermory
- Tongue
- Torbay
- Torquay
- Trafford
- Truro
- Tulloch Roy Bridge
- Turnberry
- Tynemouth
- Ullapool
- Ullswater
- Uttoxeter
- Wakefield
- Wallasey
- Wallingford
- Walsall
- Warminster
- Warrington
- Warwick
- Watford
- Wellingborough
- Wells-next-the-Sea
- West Bromwich
- Weston-super-Mare
- Weston-super-Mare
- Weymouth
- Whitby
- Whitehaven
- Whitehills
- Whitstable
- Whittlesey
- Wick
- Wickford
- Widnes
- Wigan
- Wigston Magna
- Wigton
- Winchester
- Windermere
- Windsor
- Winsford
- Wisbech
- Woking
- Wokingham
- Wolverhampton
- Wolverton
- Woodford
- Worcester
- Workington
- Worksop
- Wrexham
- Yate
- Yeovil
- York

Llyn Trawsfynydd

	Fri May 24	Sat May 25	Sun May 26	Mon May 27
Tmin 18-06	4°C	4°C	6°C	5°C
Tmax 06-18	10°C	11°C	10°C	11°C
morning 24-06
a.m. 06-12
p.m. 12-18
evening 18-24

Last updated: Mon, 20 May, 16:28 BST

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