Inclement weather and wet grounds forced the cancellation or postponements of May 19-21 weekend events. Among them:

Ultimate SE/Carolina Clash: Persisent rain showers struck following hot laps and postponed Saturday's action at Lavonia (Ga.) Speedway. The tours reset the $4,000-to-win program for July 28.

Southern All Stars: Saturday's Mike Head Jr. Memorial at Senoia (Ga.) Raceway was rained out. Late afternoon showers forces track and series officials to cancel the evening's program. No make-up date was immediately announced.

SUPR: The Louisiana-based tour's opener at Baton Rouge Raceway was postponed to June 17.

NCRA: Saturday's opener for the Kansas-based Crate Late Model tour was rained out; no makeup date was immediately announced.

Southern Texas: The series event at Abilene Speedway was rained out and rescheduled for Aug. 12.

MARS DIRTcar Series West: Friday's doubleheader opener at Longdale (Okla.) Speedway was rained out; Saturday's event is still on.

Midwest Big 10 Series: Rain washed out weekend races in Illinois at Lincoln and Highland Speedways.

Sooner Late Model Series: Friday’s series event at Ardmore’s Southern Oklahoma Speedway was rained out. The series also announced its July 2 race at Crawford County Speedway in Van Buren, Ark., was moved to July 3.