For Hokkaido, Hamaatsuma :
No gale warning.
The reliability of the situation is good.
Little cloud in the morning, some sun but cloud building in the afternoon. No precipitation. In the evening, very cloudy.
No precipitation. SSE force 4 in the morning becoming S force 3 in the evening. Gusts reaching 21 knots in the middle of the day. Slight sea. Low, fairly long swell from SSE. Poor visibility becoming excellent in the middle of the day then excellent.