Meguro-ku disaster prevention weather information mail tornado caution information
Tokyo (Southern Izu Islands) Tornado Warning Information No. 1
September 04, 2021 19:28 Announcement by the Japan Meteorological Agency
The southern part of the Izu Islands is in a weather condition where severe gusts such as tornadoes are likely to occur. Please pay attention to the appearance of the sky. If there are signs that cumulonimbus clouds are approaching, such as lightning or sudden changes in wind, try to ensure safety by moving inside a sturdy building. Beware of lightning strikes, hailstorms, and sudden heavy rains.
This information is valid until 20:40 on the 04th.