The blanket of Saturday afternoon ACC basketball coverage on WJLA-TV-7 is a bane to Washington-area bowling fans who can't pull in Baltimore's Channel 13, which is carrying the 1980 Pro Bowlers Tour live from ABC while Channel 7 isn't even running it delayed, as it used to. The locals thus can count themselves extra lucky that WJLA did squeeze in the year's opening event, in which for the first time ever on TV, the 7-10 split was converted, by Mark Roth (who else?). Banged the 10 off the back wall, he did, and somehow -- speaking of knocks on 7 -- it bounced out to catch the 7 pin.

Lois L. DiNenna of St. Jane de Chantal Parish in Bethesda will be honored as coach of the year at the Knights of Columbus, Rock Creek Council, Bethesda, 17th annual sports night on Sunday. That's Lois, not Louis; we speak of the first woman to receive the award . . .

Big-money-wise, West Coast buzz has baseball's Dave Winfield pressing the Padres for a 10-year contract totaling $20 million or bye-bye San Diego after his current pact, heading into its last season, runs out . . . Another of the ends of the earth to which Jimmy Connors will follow Bjorn Borg: Wicomico Youth and Civic Center, Salisbury, Md., in the WCT Invitational Feb. 19-24 . . . . . . . Another good cause has enlisted Roger Phegley of the Bullets. He is serving as honarary chairman of the "65 Roses Club," a group raising research money for the Cystic Fibrosis Foundation. "One of our youngsters thought the name of this disease was "sixty-five roses,'" explains Frank Passarelli, club president . . . .