For Double Arch :
No gale warning.
We are 90% sure of the situation, because the atmosphere might not be as stable as forecast.
Lots of good clear periods. Chance of light rain. In the evening, skies with few clouds.
NW wind force 5 from the middle of the day. Gusts reaching 26 knots in the middle of the day. Slight sea. Low, short swell from WNW. Excellent visibility.