A severe thunderstorm tracked from near Ipswich, across Archerfield aerodrome to Brisbane Airport. Gusts to 56 knots were recorded at Archerfield and gusts to 69 knots at Brisbane Airport. Hail severely damaged a fabric aircraft at Archerfield. Newspaper reported worst hit suburbs as Browns Plains, Coopers Plains, Durack, Salisbury, Rocklea, Norman Park and Mt Gravatt. Reports of knee deep flooding in backyards and hail to golf ball size. Storm spotter at Mt Gravatt reported hail covered yard to depth of 1 inch