A westerly, moderate and mostly variable flow prevails over the whole area.
For Cardiff :
Warning strong breeze offshore.
The reliability of the situation is poor.
For the night from Saturday to Sunday WSW force 3 turning WNW force 4 in the middle of the night then becoming force 3. Gusts reaching 21 knots at the end of the night.
Smooth to slight sea becoming slight in the middle of the night. Low, short swell from W. Excellent visibility. Daytime of Sunday 25 may : The sky will remain changeable.
Skies changeable to very cloudy. Risk of some spots of rain in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Light showers. WNW force 4 in the morning temporarily W force 5 in the middle of the day. Gusts reaching 24 knots in the middle of the day. Slight sea. Low, fairly long swell from W. Excellent visibility.