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 | Fr Sep 27 | Sa Sep 28 | Su Sep 29 | Mo Sep 30 |
| a.m. | N 5 mph | W 9 mph | S 8 mph | S 15 mph |
| p.m. | NW 11 mph | SW 11 mph | S 11 mph | SW 13 mph (Gusts 37 mph) |
| evening | W 5 mph | SW 6 mph | S 17 mph (Gusts 44 mph) |
SW 18 mph (Gusts 44 mph) |
| Min temperature | 6°C | 6°C | 9°C | 12°C |
| Max temperature | 12°C | 13°C | 15°C | 15°C |
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| p.m. |  |
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Last updated: Mo, 23 Sep, 10:09 BST
(Wind Speed in mph)
Wind data for guidance only, actually gusts may be considerably higher than those shown.
