For Porto Alegre :
No gale warning.
The reliability of the situation is good.
Sunny despite some cloudy spells but no rain. In the evening, lots of good clear periods.
Chance of light rain. N force 2 turning W in the middle of the day then ENE. Gusts reaching 11 knots in the evening. Slight sea. Low, short swell from E. Good visibility becoming excellent in the middle of the day then good.