The fourth round was a washout Sunday because of steady rain that has left the course unplayable. The greens are fine, the bunkers are going to be fine.
Britain's Justin Rose could claim the world number one ranking after firing a six-under par 64 Saturday to seize a one-stroke lead entering the final round of the PGA BMW Championship.
"Obviously we've got kind of a mess out there", White said.
The captain was scheduled to announce his final addition to the team at 9 a.m. ET Monday, but it's not yet known when that 12 man will be named.
"We will do everything we can to play tomorrow but we'll just see what Mother Nature gives us", PGA competitions vice president Carlton "Slugger" White said.
If the forecast makes it unlikely to finish, the tour could cut the tournament short to 54 holes.
American Xander Schauffele and Northern Ireland's Rory McIlroy shared second place, with Schauffele a strong candidate to be named the final Ryder Cup team selection on Monday by USA captain Jim Furyk.
Jordan Spieth was projected to fall just outside the top 30 in the FedEx Cup, which would mean missing the Tour Championship and getting some form of penalty from the PGA Tour because of his schedule.
Keegan Bradley might be there, too, all because of one putt.
If the tournament is reduced to 54 holes, then three Australians, Cameron Smith 9th, Jason Day 10th and Marc Leishman 29th, would advance to the Tour Championship in 10 days' time.
Woods brought out of mothballs the old Scotty Cameron putter that he wielded in 13 of his 14 major championship victories, and it was just like old times as he putted with the assurance of yesteryear. He has never missed the Tour Championship, and he likely would face some form of penalty for not having added a new tournament to his schedule without competing in at least 25 events.
"Nor would we start a round on Monday thinking we could not get half the field finished", he said.
Fitzpatrick has five tour titles.