Dondra Surf Forecast and Surf Report

Alright, Rusty here, checking the charts for Dondra (Sri Lanka) over the next sixteen days. Gotta be honest, the first week is a bit of a struggle. Not a lot of quality on offer.

The first surf we see is on Thursday, September 3rd. There's some moderate wave energy, about 1156, but the wind is a cross-shore chop from the WSW at 25 km/h, with risk of thunderstorms. The water’s warm, 84°F, which is about normal for this time of year. Swell is 5ft from the SSW with a 14-second period, giving it some push, but the wind is just messing it up. It's a marginal call, not really worth the paddle.

Friday and Saturday are smaller, with the swell dropping to 4ft to 5ft, and the period shortening. The wind stays cross, so it's still messy. Saturday afternoon sees a shift to a cross-offshore breeze, cleaning it up, but the swell is still weak, with only 563 energy. Better than the morning, but still just a marginal session.

Then we hit a real lull. From Sunday, September 6th, into Monday and Tuesday, the waves drop to under 3ft. The energy numbers fall into the 300s and 400s – it's weak. The wind is still cross or cross-off, but there's just no power. Not worth your time. That quiet spell lasts for a few days.

The energy starts to build again from Wednesday, September 9th, with the swell picking up to 4ft, and the wind turning clean and cross-offshore. The energy climbs back into the 700s. Then Thursday, September 10th, things get interesting. We've got a solid 5ft to 5ft SSW groundswell rolling in with a long 17-second period, and the energy jumps to 1457. The wind is cross-offshore from the W, keeping the surface clean. This is where I'd start paying attention. The break is a reef, so it handles that long-period energy well, and the water is warm. It's not huge, but it's clean and has some proper grunt.

The run of clean, cross-offshore wind holds through the rest of the week and into the next. Friday, 11th, and Saturday, 12th keep the 5ft to 5ft SSW swell with 14-15 second periods, and the energy stays strong in the 1500s to 1700s. The wind picks up to 19 mph on the 11th and 12th, making it a fresh breeze, but it's still cross-offshore, so it's groomed.

Now, the standout. Look at Monday, September 14th. The swell jumps to 6ft, pushing 7ft in the afternoon, from the SSW with a very long 18-second period. The energy is massive, hitting 2343 and 2354. That's a lot of power. The wind is still a clean cross-offshore moderate breeze. This is a big, solid groundswell. For a reef break like Dondra, this is going to be a real treat, with long, lined-up waves. The period is so long that the sets will be widely spaced, so the paddle out is manageable. This is the best on offer in the whole forecast. It's a week and a half away, so it's a long-range call, but it looks promising.

Tuesday, 15th, is still solid with 6ft to 6ft, and the energy is still in the 1500s and 1800s. The wind holds. Wednesday, 16th, backs off a touch to 5ft, but the period stretches to 19 seconds in the afternoon – that's about as long as it gets. The energy is still high at 1669. Thursday, 17th, comes back with another 6ft pulse from the SSW, and the energy is back to 1795. The wind stays clean. The whole second week is a consistent run of clean, powerful groundswell.

The last few days into Friday, 18th, are still decent, with 5ft to 5ft S to SSW swell, but the energy is starting to fade back down into the 900s.

So, bottom line: the first week is a scratchy, washed-out mess. The real story is the second week, starting from Thursday, September 10th, and peaking around Monday, September 14th. That's the one to circle. The wind is offshore, the swell is big and clean, and the reef is going to turn it on. Expect crowds, as it's a known spot. If you're a beginner, the 6ft to 7ft days on the 14th and 15th will be a step up, so be careful. The 5ft to 5ft days in the 10th to 12th are a better bet. This is a proper reef break, so it handles the long-period groundswell beautifully.

Rusty.

Read more