1970-01-01: Bulahdelah tornado, New South Wales, Australia

[Michael Thomas]

A violent tornado occurred on 1 January, 1970 in the Bulahdelah State Forest. The tornado track is reported to be 22 km long and up to 1.6 km wide. At 0900 EST, the mean sea level pressure analysis chart shows a 993 hPa low over central New South Wales. Upper wind data from Coffs Harbour at 1500 EST reveals a 60 knot NNE'ly low-level jet at 850 hPa. Dew points were also around 20 to 22°C along the Mid North Coast. For more information, a report on the Bulahdelah tornado can be found below (written by B.W. Shanahan)-

http://australiasevereweather.com/storm_news/1970/bulahdelah_tornado_report.pdf