A westerly, strong and very variable flow prevails over the whole area.
For Caernarfon Marina : Warning strong breeze offshore.
The reliability of the situation is very good.
Clear periods developing.Chance of light rain.In the evening, very cloudy skies becoming totally overcast. Light showers progressively becoming less frequent. WSW wind force 4 from the middle of the day. Gusts reaching 27 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from WNW. Good visibility becoming excellent in the evening.
semaphore stations
Station Valley RAF located 22 km from Caernarfon Marina