For Cerf Island and Long Island : No gale warning.
The reliability of the situation is very good.
Cloud and long sunny periods.Light showers.In the evening, changeable skies with risk of storms. Showers towards the end of the night. ESE wind force 4 from the middle of the day. Gusts reaching 17 knots. Moderate sea. Moderate, fairly long swell from S. Excellent visibility.