Diving July 30, 2024 11:26 am Why is water sprayed on pools during Olympic diving? While it seems baffling to water a swimming pool, the safety mechanism is required for all Olympic diving events. Local 2:24 Chicago Forecast: Great fall weekend before a big warm up 2:22 Chicago Forecast: 80° and sunny 2:05 CHICAGO'S FORECAST: Summer-Like Conditions Continue 2:18 Chicago Forecast: Bright and warm weekend for October 2:19 CHICAGO'S FORECAST: The Warm-up Begins!