Sunday's race meeting at Plumpton will go ahead after an inspection following heavy rain.
There was 6mm of rain on Saturday at the Sussex track, where the going is described as heavy.
Severe weather has caused disruption to the sporting calendar throughout the weekend, and Monday's meeting at Taunton was called off on Saturday.
Saturday's FA Cup third-round ties between Charlton and Oxford and Bournemouth and Burton were postponed.
League Two matches at Cheltenham and Portsmouth also fell victim to waterlogged pitches.
Crawley Town were forced to call off their FA Cup second-round replay against Bristol Rovers and Motherwell's Scottish Premiership match against Inverness was also off.