The Bureau of Meteorology estimates a 40% chance of rainfall today. Predicts isolated showers and thunderstorms.
http://www.bom.gov.au/products/IDN10035.shtml
Its now 2:30pm, 30 degrees, windy and I think the chances of rain and storms are about 95%.
Get your horses undercover and enjoy the rain! http://www.news.com.au/story/0,27574,24650617-29277,00.html