For Shirasato :
No gale warning.
The reliability of the situation is good.
Very cloudy skies to overcast. Light rain followed by showers in the morning, possibility of a few spots in the afternoon. In the evening, very cloudy skies to overcast.
Chance of light rain. WSW force 4 turning NE force 3 in the middle of the day then E. Gusts reaching 29 knots in the morning. Rough sea. Low, fairly long swell from ENE then moderate, short swell from SSW in the middle of the day then from SSW. Poor visibility becoming excellent in the middle of the day then excellent.