In 1934, a gust of wind reached 371 km/h on Mount Washington in New Hampshire, USA.
The now second highest surface wind speed ever officially recorded is 372 km/h (231 mph; 103 m/s) at the Mount Washington (New Hampshire) Observatory : 6,288 ft -1917 metres above sea – level in the US on 12 April 1934, using a heated anemometer. The anemometer, specifically designed for use on Mount Washington was later tested by the US National Weather Bureau and confirmed to be accurate.