For Poros :
Warning moderate gale offshore.
The reliability of the situation is very good.
Changeable skies clearing completely. No precipitation. In the evening, clear skies.
NNE force 5 in the middle of the day becoming N force 4 in the evening. Gusts reaching 29 knots in the middle of the day. Slight sea. Low, short swell from NNE. Excellent visibility.