UPDATE: After several boats made Test Session passes on Lake Lucas, rain forced the cancellation of today's Test and Tune on Lake Lucas. The 2nd Annual Diamond Drag Boat Nationals will resume tomorrow as scheduled, weather permitting.

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Officials with Lucas Oil Speedway and the Lucas Oil Drag Boat Racing Series are monitoring the rainy weather conditions throughout the day, as the Test & Tune Session on Lake Lucas was scheduled for today.

According to officials, the session will run as the weather breaks and allows. The Test & Tune is scheduled to run from 10 a.m. -4 p.m, followed by a BBQ Dinner at 6 p.m. and karaoke at the Diamond Bar. Registration for Saturday opens at 7 a.m. and the grandstands open at 8:00.

For the most updated event information, visit the Lucas Oil Speedway Facebook page or their official website.