For Hirokawa Maru - Bonegi 1 :
No gale warning.
The reliability of the situation is good.
Fairly cloudless skies becoming changeable during the morning, very cloudy with possibility of thunder storms in the afternoon. Risk of some spots of rain in the morning, light showers in the afternoon. In the evening, very cloudy with risk of storms.
Possibility of showers E wind force 2 continuing all day. Gusts reaching 15 knots in the evening. Slight sea. Low, short swell from SSE. Poor visibility becoming poor in the middle of the day then reduced by mist.