| Date |
Description |
| 5 August 1998 |
Tornado
at Toodyay caused damage to houses and trees. |
| 29 August 1998 |
Golf
ball size hail caused damage to trees and cars in Perth suburbs. |
| 26 September 1998 |
Tornado
damaged 24 houses in Midland. Damage mainly roof capping, garden
sheds, fences and tree branches. |
| 28 November 1998 |
Tornado
near Dowerin. Suspected tornado near Quairading. |
| 13 December 1998 |
Wind
and hail damage and flash flooding at Irwin House in the Central
West, 43mm of rain in 20 minutes. |
| 14-15 December 1998 |
Severe
downburst with large hail produced damage in Perth’s southern
suburbs. One person killed by lightning strike. Damage mainly to
trees, fences and power lines. |
| 31 December 1998 |
Wind
gusts to 96 km/h caused damaged to roof tiles, trees and power lines
in Esperance. |
| 5 January 1999 |
Tennis
ball size hail reported east of Norseman. |
| 16 January 1999 |
Strong
winds, large hail and flash flooding at Mardathuna Station in the
Gascoyne. Tree and fence damage with 50mm of rain in 20 minutes. |
| 22 January 1999 |
Severe
downburst near Kellerberrin and west of Toodyay. Significant house
and tree damage. |
| 23 January 1999 |
Suspected
tornado near Bindoon. Frequent lightning and flash flooding in Perth
suburbs. |
| 31 January 1999 |
Flash
flooding and strong winds reported from Kukerin and Gnowangerup. |
| 2 February 1999 |
Gust
to 107 km/h recorded at Eucla. |
| 13 February 1999 |
Strong
winds and large hail damaged fences and blew over trees at King
Rocks Outpost in the Great Southern. |
| 3 March 1999 |
Gust
to 100 km/h at Derby and possible gust to 157 km/h. |
| 12 March 1999 |
Flash
flooding in Dalwallinu, 50.2mm of rain in 30 minutes. |
| 15 March 1999 |
Large
hail reported near Kookynie and Leinster in the Goldfields. |
| 14 April 1999 |
Gust
to 90 km/h recorded at Ocean reef. Power outages and fires caused
by lightning strikes in the Perth area. |
| 19 May 1999 |
Strong
winds caused major damage to one house, minor damage to 15 others
and pushed over 2 trees in the Perth suburb of Westfield. |
| 11 June 1999 |
Wind
damage to house roofs and trees in the suburb of Mount Pleasant. |
| 17 June 1999 |
Tornado
damaged 100 houses, 20 significantly, and trees in the suburbs of
Shoalwater, Safety Bay and Waikiki. |
| 22 June 1999 |
Tornado
at Australind damaged 12 houses with a damage path 25-50m wide and
400m long. Flash flooding at Mandurah and Wanneroo |
| 25 June 1999 |
Flash
flooding from Witchcliffe to Beenup, 86mm of rainfall in 3 hours. |