factsheet_9-weather_extremes_2022_2023.pdf
is 220 knots (253 mph) at Barrow Island, Western Australia on 10 April 1996. • One of the windiest places on Earth with regards to mean wind speed is Port Martin (Antarctica). Here the average annual wind speed is 33 knots (38 mph). This is caused by strong katabatic winds blowing off the vast Antarctic