For St Brides Bay :
Warning strong breeze.
The reliability of the situation is very good.
Very cloudy skies with short clear spells. Showers all day. In the evening, very cloudy skies to overcast.
Drizzle followed by showers. SE force 4 freshening WNW force 6 in the middle of the day then becoming NNW. Gusts reaching 35 knots in the evening. Slight sea. Low, fairly long swell from SW. Visibility reduced by mist becoming excellent in the middle of the day.