Royal Portrush showed its teeth on Thursday as the 2025 Open Championship field got the full links golf experience. The weather shifted and changed throughout the first round to create challenging scoring conditions,

The world’s top-ranked golfer is a shot off the first-round lead on a day with sunlight, rain, breezes and strong gusts at Royal Portrush in Northern Ireland.

The final major of the season is here. Follow along for live updates, scores, highlights and more from the first round of the 2025 British Open.

Rory McIlroy shot 1 under Thursday at Royal Portrush, a better start than the first time he played the British Open at the Northern Ireland course near home.

Names with a few more majors to their credit lurked not far behind. Scottie Scheffler, despite having little experience with links golf, is just a single stroke back at -3, along with Matthew Jordan, Tyrrell Hatton and Sadom Kaewkanjana, an ordained monk who’s bringing a bit of serenity to his golf game.

After 18 holes at the 2025 British Open, eyes tend to go to to the top of the leaderboard but also the projected cutline.

Spieth entered Portrush with four straight top-25 Open finishes, so there should be plenty of confidence that he turns in a much better round on Friday. Making up a six-shot deficit will be tough, but if Spieth can get to even-par, or even one-under, he'll have a shot to get into the top 10 before the weekend.

Scheffler, the world’s No. 1 player who has not finished out of the top 10 in the last four months, a stretch that includes another major among three wins.

Phil Mickelson and Lee Westwood are offering reminders that the British Open doesn't discriminate against older players.

How many golfers make the cut at The Open Championship? Here's what to know about the cut line rules for the British Open.