According to BBC weather, Portrush is projected to have light rain and a gentle breeze. The rain is projected to start at 4 a.m. Eastern and ending around 4 p.m. If rain does fall, The Open is not expected to delay tee times or stop play on the course.

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The season-ending event at East Lake doles out what the PGA Tour calls "bonus money" and is not counted towards a player's official earnings on the money list.

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

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.

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.

A brief look at the first round of the British Open at Royal Portrush (all times EDT): AT THE TOP: Matt Fitzpatrick, Harris English, Jacob Skov Olesen, Christiaan Bezuidenhout and Li Haotong were tied at 4-under 67.

Jacob Skov Olesen is a surprise co-leader of the 153rd British Open at Royal Portrush Golf Club. The 26-year-old Dane bogeyed 18 but signed for 4-under 67, a score matched by China's Haotong Li,