For Barragem do Maranhão : No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, clear skies. NNW force 3 in the morning becoming force 2 in the evening. Gusts reaching 15 knots in the middle of the day. Poor visibility becoming excellent in the middle of the day.