A northeasterly, weak and variable flow prevails over the whole area.
For Dinorwic Marina : No gale warning.
The reliability of the situation is very good.
Skies rapidly hazing over but becoming brighter in the afternoon.No precipitation.In the evening, skies gradually hazing over. No precipitation. NNE force 2 in the morning freshening force 4 in the middle of the day. Gusts reaching 25 knots in the middle of the day. Rippled sea becoming smooth in the middle of the day. Low, fairly long swell from SW. Poor visibility becoming excellent in the middle of the day.
semaphore stations
Station Valley RAF located 22 km from Dinorwic Marina