For Cemaes bay :
No gale warning.
The reliability of the situation is very good.
Lots of good clear periods. No precipitation. In the evening, relatively clear skies becoming changeable.
N wind force 3 from the middle of the day. Gusts reaching 18 knots in the middle of the day. Slight sea becoming smooth to slight in the evening. Low, short swell from NNW. Excellent visibility becoming good in the evening.