For Twins reef :
No gale warning.
The reliability of the situation is very good.
Warm sun all day. In the evening, clear skies.
N force 3 freshening NW force 5 in the middle of the day then NNW force 4. Gusts reaching 24 knots in the middle of the day. Slight sea. Low, short swell from NW. Excellent visibility becoming excellent in the evening.