For Santorin:
No gale warning.
The reliability of the situation is very good.
Good clear periods but lots of cloud, too. Possibility of showers In the evening, cloud and long sunny periods.
Possibility of showers NNW wind force 4 from the middle of the day. Gusts reaching 26 knots in the middle of the day. Slight sea. Low, short swell from NNW. Excellent visibility.