British Open is down to its final round. Here's how the weather forecast might affect play at Royal Portrush on Sunday.

Widespread showers in the morning become scattered in the afternoon on Friday, but forecasters expect a much lighter wind of 5-10 mph coming from the southwest with a high temperature around 65 degrees. Much of the same Saturday. Cloudy with off-and-on rain, high temperatures in the mid 60s and winds from the southeast at 5-10 mph.

What will the weather be at The Open? Could storms disrupt play at The Open? Latest forecast for Royal Portrush, including day-by-day conditions expected for all four tournament rounds; Watch The Open

Rain showers can be expected at times for the 153rd Open Championship, which is being hosted on the coast of Northern Ireland.

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.

But the action rolled on with umbrellas, towels and rain gear. Get caught up on all the action across the pond by following along below for our leaderboard updates, scores, highlights and more from the second round of the 2025 British Open.

If weather is a factor, one of them could have an advantage depending on when it's better, as Scheffler will go out early on Thursday, McIlroy later (and vice versa on Friday). Currently, the forecast for Thursday's Round 1 is rain in the morning, rain in the afternoon, with wind blowing just a bit throughout the day.

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.