For Jack Sparrow Reef :
No gale warning.
The reliability of the situation is very good.
Very cloudy with risk of storms. Showers. In the evening, skies progressively clouding over with storms forming.
Light showers progressively becoming less frequent. NW force 1 in the middle of the day turning E in the evening. Gusts reaching 9 knots in the middle of the day. Smooth to slight sea. Low, short swell from SSW. Good visibility becoming reduced by mist in the evening.