For Angra do Heroísmo :
No gale warning.
For the night from Thursday to Friday NNE wind force 2 continuing all night. Gusts reaching 12 knots from the middle of the night.
Slight sea becoming moderate at the end of the night. Low, fairly long swell from S. Good visibility becoming good at the end of the night. Daytime of Friday 21 august : The sky will remain changeable.
Good clear periods alternating with cloudy spells, sometimes dense. Risk of showers in the morning, possibility of showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Chance of light rain. NNE wind force 3 continuing all day. Gusts reaching 12 knots until the middle of the day. Moderate sea becoming slight in the evening. Low, fairly long swell from S. Good visibility becoming good in the middle of the day then good.