The temperatures in Owings Mills, Maryland, during the four tournament rounds are expected to be high 80s, perhaps reaching 90 by Sunday, according to Accuweather. There is an 80 percent chance of a thunderstorm during Thursday's first round. Expect it to be hot and humid all week, especially on the weekend.

Scottie Scheffler will be without caddie Ted Scott for another week. The world No. 1 will have Mike Cromie, the usual caddie for Chris Kirk, on the bag this week at the BMW Championship, the second of three FedExCup playoff events.