Weir, who went the entire 2002 season without a top-10 finish on the PGA Tour, has gotten off to a good start in 2003. He finished tied for ninth at the Phoenix Open and earned his fourth career victory last week at the Hope.
Tiger Woods remained firmly entrenched atop the rankings. Woods is expected to make a decision soon regarding his return to golf after undergoing knee surgery at the end of last season. Woods is followed by South Africa's Ernie Els, who successfully defended his title at the Heineken Classic Sunday for his third title in four weeks.
Phil Mickelson stayed put at No. 3 followed by Vijay Singh and Retief Goosen. Sergio Garcia exchanged positions with David Toms to jump one place to No. 6.
Padraig Harrington held the eighth spot while Chris DiMarco move up one to No. 9. Davis Love III was next in the 10th followed by Colin Montgomerie, who kept his position from last week. Nick Price took 12th this week.
Jim Furyk fell once place to 13th while Rocco Mediate and Robert Allenby held their spots at 14th and 15th, respectively. Justin Leonard climbed one space to No. 16 followed by Angel Cabrera, who dropped a spot to No. 17.
Weir was followed by Michael Campbell, who held his 19th ranking from last week and Bernhard Langer climbed one position to round out the top 20.
Jay Haas, who finished second at the Bob Hope Classic, vaulted 61 spots to No. 64 and moved closer to guaranteeing a spot in the Accenture Match Play Championship.