In just 72 holes, a player can turn a somewhat-mundane season into a memorable one, a memorable season into a historic one and a historic season into one of an all-time great campaign. That's what is on the line this week at the 2025 Open Championship as Royal Portrush hosts the final major of the season in Northern Ireland.

The final men's major of the year is here, as the 2025 British Open Championship kicks off Thursday morning at Royal Portrush in Northern Ireland.

Here are some things to keep in mind to help you make savvy live-betting decisions for the last major of the 2025 season: Things change quickly at the Open Championship, and you’d think that a tournament defined by unpredictability and chaos would allow for some late-closing winners, but the opposite is true.

That distinction belongs to world No. 1 and reigning PGA champion Scottie Scheffler. Masters — and Grand Slam — champ McIlroy is a clear second choice, with Jon Rahm, who has three top-10s in his last four Open starts, third.

Let's take a look at the weather forecast for the 2025 Open Championship. Thursday will be the windiest day of the week, according to forecasters, who are calling for cloudy conditions with winds at 15-25 mph from the southeast. Expect temperatures in the upper 60s and rain showers for most of the day.

The Open has had 28 different winners aged 38 or older all-time, the same number as the Masters and U.S. Open combined.

Here’s the projected weather forecast for the 2025 Open Championship, which begins on Thursday morning at Royal Portrush in County Antrim, Northern Ireland. The tournament gets going at 6:35 a.m. local time (1:35 a.m. ET), and it’s dicey whether we will get the full round of play in due to thunderstorms.

There will be 156 golfers teeing it up in the 153rd Open Championship. Among them will be 16 past champions of the oldest major in men's golf.

The Open Championship takes place July 17-20 at Royal Portrush in Portrush, Northern Ireland. Here’s a look at the full field and how they qualified based on the R&A’s order of exemption criteria (several players would have qualified via multiple categories; a = amateur).

Open Championship returns to Royal Portrush in Northern Ireland, the site of Shane Lowry's triumph in 2019. As has been the case all year, the strong favorites entering the tournament are Scottie Scheffler (9/2) and Rory McIlroy (7-1).