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Wind gust speeds during Storm Abigail in November 2015 Sound of wind blowing in a pine forest at around 25 m/sec, with gust alterations. A wind gust or just gust is a brief, sudden increase in the wind speed. It usually lasts for less than 20 seconds, briefer than a squall, which lasts minutes. A gust is followed by a lull (or slackening) in ...
The fastest wind speed not related to tornadoes ever recorded was during the passage of Tropical Cyclone Olivia on 10 April 1996: an automatic weather station on Barrow Island, Australia, registered a maximum wind gust of 113.3 m/s (408 km/h; 253 mph; 220.2 kn; 372 ft/s) [6] [7] The wind gust was evaluated by the WMO Evaluation Panel, who found ...
Knowing the wind sampling average is important, as the value of a one-minute sustained wind is typically 14% greater than a ten-minute sustained wind. [16] A short burst of high speed wind is termed a wind gust ; one technical definition of a wind gust is: the maxima that exceed the lowest wind speed measured during a ten-minute time interval ...
An atmospheric set-up occurred that allowed the towns of Pasadena and Altadena in the San Gabriel Valley to get whipped by sustained winds at 97 mph (156 km/h), and gusts up to 167 mph (269 km/h). [23] [24] Mammoth Mountain experienced a near-record wind gust of 175 mph (282 km/h), on December 1, 2011. [23]
A record-breaking wind gust of 97 mph (156 km/h) was observed at George Bush Intercontinental Airport, surpassing the previous record of 82 mph (132 km/h) recorded during Hurricane Ike in 2008. [45] The aftermath left approximately 324,000 customers without power and caused extensive damage to CenterPoint Energy's equipment and infrastructure. [46]
2014: December 11: Brought the strongest recorded wind gust to Portland since 1995, of 59 MPH; 2015: August 29–30 windstorm knocking out power to 710,000 customers in British Columbia's Lower Mainland region.
[199] [200] The storm brought maximum wind gusts of 72.6 m/s (261 km/h; 162 mph) to the East Iceland weather station at Hallormsstaðaháls, with hurricane-force winds reported from 33 weather stations in the country, and was the worst storm to affect Iceland since 1991. [199] [201] Storm Egon: 12–13 January 2017: 2016–2017: 981 hPa (29.0 inHg)
A wind storm must meet the following criteria: [4] Wind damage swath extending for more than 400 miles (640 km) Wind gusts of at least 58 miles per hour (26 m/s; 50 kn) along most of its length; Several, well-separated 75 miles per hour (34 m/s; 65 kn) or greater gusts; Prior to January 11, 2022, the definition for a derecho was: [12]