At the beginning of each race season, the Association shall advise the industry which weather source will be used for temperature forecasts, failing which the weather source shall be the Weather Network. 

Temperature Standards-based rule cancellation process for Racetracks

Association

Weather Source

Ajax Downs  
Clinton Raceway  
Dresden Raceway  
Flamboro Downs Environment Canada: Hamilton
Fort Erie Race Track  
Georgian Downs  
Grand River Raceway  
Hanover Raceway  
Hiawatha Horse Park  
Kawartha Downs  
Leamington Raceway  
Mohawk Racetrack  
Rideau Carleton Raceway  
The Raceway at Western Fair The Weather Network:London
Woodbine Racetrack The Weather Network: Pearson Airport