Great Britain
- Inland UK
- Offshore waters
- Overview
- Bailey
- Cromarty
- Dogger
- Fair Isle
- Faroer Islands
- Fastnet
- Fisher
- FitzRoy
- Forth
- Forties
- German Bight
- Hebrides
- Humber
- Irish Sea
- Aberdaron
- Aberporth
- Abersoch
- Aberystwyth
- Ainsdale Beach
- Amlwch
- Ardglass
- Arklow
- Bangor
- Barmouth
- Barrow
- Beaumaris
- Bebington
- Bebington/Birkenhead
- Belfast
- Blackpool
- Brittas Bay
- Bull Island / Dollymount
- Bull Island / North Beach
- Caernarfon
- Cardigan
- Carlisle
- Colwyn Bay
- Coniston
- Constitution Hill
- Conwy
- Crawfordsburn
- Crosby
- Deganwy
- Donaghadee
- Douglas (IoM)
- Dublin
- Dundrennan
- Ellerside
- Fleetwood
- Glasson
- Glyderau
- Gormanstown Beach
- Harrison Drive
- Hawarden
- Heysham
- Holyhead
- Humphrey Head
- Isle of Man
- Keswick/Derwent Water
- Killiney Hill
- Kirkcudbright
- Laytown Beach
- Liverpool
- Llanbedr
- Lleyn
- Lough Bray
- Maryport
- Mayobridge
- Meol Elio
- Moel Berfedd
- Moel Famau
- Mold
- Morecambe
- Mull of Galloway
- Pen Dinas
- Penycloddiau East
- Poolbeg
- Portaferry
- Portavogie
- Porthmadog
- Portpatrick
- Portpatrick/Stranraer
- Prestatyn
- Preston
- Pt of Ayr
- Pwllheli
- Rhosneigr/Valley
- Rhyl
- Sandymount Beach
- Shell Island
- Southport
- South Shore
- St. Annes
- Starrgate
- St. Bees Head
- St. Georges Channel
- Stranraer
- Trawsgoed/Aberystwyth
- Walney Island
- West Freugh
- West Kirby
- Wexford
- Whitbarrow Scar
- Whitehaven
- Workington
- Y Felinheli
- Lundy
- Malin
- Plymouth
- Portland
- Rockall
- Shannon
- Sole
- Strait of Dover
- Thames
- Tyne
- Utsire
- Viking
- Wight
Porthmadog (52° 55' N/4° 07' W)
| Local Time | Sa Sep 21 | Su Sep 22 | Mo Sep 23 | Tu Sep 24 |
| a.m. | E 8 km/h | E 7 km/h | NE 5 km/h | SW 4 km/h |
| p.m. | NE 10 km/h | E 8 km/h | N 7 km/h | SW 7 km/h |
| evening | E 6 km/h | E 5 km/h | N 4 km/h | E 4 km/h |
| Min temperature | 55°F | 55°F | 55°F | 46°F |
| Max temperature | 68°F | 66°F | 62°F | 59°F |
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Last updated: Sa, 21 Sep, 07:50 BST
(Wind Speed in km/h)
Wind data for guidance only, actually gusts may be considerably higher than those shown.
