The perils of racing single-seaters in the rain were highlighted last month by the fatal accident of Formula Regional racer Dilano van 't Hoff at Spa, with the lack of visibility in the rain a major factor in the multi-car collision that claimed the Dutchman's life.
Rain also derailed the Belgian Grand Prix's Saturday sprint, which was shortened to 11 laps following five formation laps behind the safety car in an attempt to clear standing water and reduce spray.
