For Rio de Janeiro:
No gale warning.
The reliability of the situation is very good.
Skies changeable to very cloudy. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, cloud and long sunny periods.
Chance of light rain. WSW wind force 3 continuing all day. Gusts reaching 15 knots in the middle of the day. Moderate sea. Moderate, fairly long swell from SE. Visibility reduced by mist becoming excellent in the middle of the day then good.