An easterly and very variable flow prevails over the South-East of the basin. Over the West and the North, it is southerly, moderate and very variable.
For Dinorwic Marina :
No gale warning.
The reliability of the situation is very good.
Clear skies. In the evening, relatively clear skies becoming changeable.
S force 2 in the middle of the day turning ESE in the evening. Gusts reaching 13 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from SW. Excellent visibility becoming good in the evening.