For Helmuth Reef :
No gale warning.
The reliability of the situation is good.
Light cloudy spells. In the evening, clear spells then risk of fog towards the end of the night.
No precipitation. NE wind force 3 from the middle of the day. Gusts reaching 17 knots in the middle of the day. Smooth to slight sea. Low, short swell from ESE. Excellent visibility becoming reduced by mist in the evening.