For Halfway Rock :
No gale warning.
The reliability of the situation is very good.
Very cloudy skies with short clear spells. No precipitation. In the evening, very cloudy.
No precipitation. NNE force 4 in the morning turning ENE force 3 in the evening. Gusts reaching 17 knots until the middle of the day. Slight sea. Low, short swell from ESE. Excellent visibility becoming poor in the evening.