For Mac"s Reef :
No gale warning.
The reliability of the situation is very good.
Skies very cloudy to overcast in the morning, sunny in the afternoon. Rain in the morning, no precipitation in the afternoon. In the evening, clear skies.
N force 4 in the morning becoming NNW force 3 in the evening. Gusts reaching 19 knots in the morning. Slight sea. Low, short swell from W. Poor visibility becoming excellent in the middle of the day.