For Hokkaido, Hamaatsuma :
No gale warning.
The reliability of the situation is good.
Cloud and sun in the morning, good clear periods with lots of cloud in the afternoon. Possibility of sleet showers in the morning, possibility of showers in the afternoon. In the evening, cloud and long sunny periods.
Risk of showers in the early hours. NE force 1 in the morning temporarily WNW force 2 in the middle of the day. Gusts reaching 10 knots in the middle of the day. Slight sea. Low, short swell from SSE. Visibility reduced by mist becoming excellent in the middle of the day then poor.