For Seiun Maru :
No gale warning.
The reliability of the situation is very good.
Very cloudy with risk of storms. Light showers. In the evening, very cloudy with risk of storms.
Showers becoming less frequent. WNW force 3 in the middle of the day turning E force 2 in the evening. Gusts reaching 13 knots in the middle of the day. Slight sea. Low, short swell from NNW. Good visibility becoming good in the evening.