For Mejillones :
Warning moderate gale offshore.
The reliability of the situation is very good.
Light cloudy spells. In the evening, skies with few clouds.
NE force 5 in the middle of the day becoming NNE force 4 in the evening. Gusts reaching 22 knots in the evening. Moderate sea. Moderate, short swell from SSE then low from WSW in the evening. Excellent visibility.