A southwesterly, strong and mostly variable flow prevails over the whole area.
For Caernarfon Marina :
Warning moderate gale offshore.
The reliability of the situation is good.
Very cloudy skies becoming totally overcast during the afternoon. Rain gradually becoming less frequent in the morning, possibility of showers in late afternoon. In the evening, very cloudy skies to overcast.
Chance of light rain. WNW force 5 weakening WSW force 2 in the middle of the day then S force 3. Gusts reaching 34 knots in the morning. Slight sea becoming smooth to slight in the middle of the day. Low, short swell from WSW. Poor visibility becoming good in the middle of the day then good.