34°28'N / 131°46'E / Altitude 159 m / 22:24 2026/06/20, Asia/Tokyo (UTC+9)
From: 2026/06/20, 08:00
To: 2026/06/21, 00:00
(1) Wind Wave Advisory Announcement : 2026-06-20T08:00:00+09:00 Wind of 14m/s or more sustains for over 3 hours at sea or significant wave height is expected to be over 3m.