A westerly, very strong and mostly variable flow prevails over the whole area.
For Rio :
Warning strong breeze offshore.
The reliability of the situation is good.
Fairly clear skies progressively clouding over in the morning, very cloudy skies to overcast in the afternoon. No precipitation in the morning, persistent drizzle in the afternoon. In the evening, very cloudy skies to overcast.
Showers. WSW force 3 in the morning temporarily WNW force 2 in the middle of the day. Gusts reaching 33 knots in the evening. Smooth sea. Low from N then from WNW in the evening. Excellent visibility becoming good in the evening.