Portal:Tornadoes/Anniversaries/September 23

September 23
 * 1555 – A T7 (F3) tornado, originating as a waterspout, came a shore at the Grand Harbour in Malta, destroying an armada that was preparing for battle and killing approximately 600 people. Some sources list the year as 1551.
 * 1903 – A tornado struck an elementary school in Yodobashi, Tokyo Prefecture, Japan, killing 10 people and injuring 14.