"Everyone has had to get tighter on their numbers, " said Jacob Silvis, a snow-removal entrepreneur in Mount Pleasant, Pa.

WSJ: Storm Is Mixed Blessing for Snow-Removal Firms

The latter had the round of the day at TPC Deere Run in Silvis coming home in 29 on his way to a 62, including eight birdies and an eagle, with only one bogey.

BBC: Perry in tie for John Deere lead