For Copiapo River :
No gale warning.
The reliability of the situation is very good.
Very cloudy in the morning, changeable skies becoming relatively cloud-free in the afternoon. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, light cloudy spells.
N force 2 turning WSW force 3 in the middle of the day then SW. Moderate sea. Moderate, fairly long swell from SW. Poor visibility becoming excellent in the middle of the day then poor.