Perran Sands Surf Forecast and Surf Report

Alright, Rusty here. Let’s break down what’s brewing.

The pattern’s looking lean for a good stretch. We’re staring at a run of small, weak, and messy conditions before things finally switch on. The first real chance of a surf won’t show until later in the first week, and even then, it’s not going to be a classic. The early days are a total bust.

Monday 24th and Tuesday 25th August are a total waste. Tiny 0.7ft to 2ft swell from the WSW and W, with fresh to moderate cross-off winds. The combined energy is puny, just 17 to 88. Barely a ripple. Wednesday is more of the same, with a short 8-second period on a 2ft to 2ft swell. You’d be better off waxing your board and waiting.

Thursday 27th August shows a flicker of life. The swell bumps up to 3ft from the SW in the morning, with a moderate 11-second period and the combined energy hits 168. Wind is a cross-off from the SSW, so it’s clean. Not big, but it’s the first window where you might find a few rideable, lined-up waves if you’re feeling patient.

Friday 28th August is a letdown. The swell jumps to 4ft, but the period drops to 8 seconds, and the wind goes cross or cross-on. That 5ft afternoon pulse from the W with a 6-second period is just messy windswell. It’s going to be a choppy, lumpy mess out there.

The whole first week is dominated by poor conditions. Sizes bounce between 2ft and 7ft, but the wind is almost always wrong—cross, cross-on, or onshore. The combined energy rarely breaks 200, except for a brief 702 reading on Thursday afternoon that still gets a marginal call due to questionable tides.

Now, the real standout comes much later. Sunday 6th September is the one to circle on the calendar. We’ve got a proper 5ft groundswell pushing in from the W, but look at that period—19 seconds in the morning and 17 in the afternoon. That’s a deep, long-period groundswell, loaded with serious energy. The combined energy readings are massive: 1895 and 1586. For a reef setup like Perran Sands, this is a dream scenario. The wave quality should be excellent, with real power and shape. Winds are onshore from the NNW and NW, which is a slight knock, but the swell quality could override that for the experienced lot.

Monday 7th September keeps the good run going. Swell drops a touch to 5ft–5ft, but the period is still a beefy 14 seconds, and the energy remains high at 1157 and 972. Winds are lighter—light cross-on from the WSW and a gentle cross-shore from the SW in the afternoon. That’s cleaner than Sunday, and the waves will still be holding plenty of punch.

The best on offer is hands down Sunday 6th September at Perran Sands. The combo of a very long-period groundswell (19 seconds) and a moderate 5ft swell is a rare treat. The energy is massive (1895). Yes, the wind is onshore from the NW, but for a reef break, that long-period swell is going to wrap in with real authority. This is a day for experienced surfers who know the reef. The water temp is about average for the time of year, nothing unusual.

If Sunday isn’t your pick, Monday 7th is a close second. Cleaner wind and the swell still has quality. Don’t bother with the first week; it’s a long wait, but the payoff at the end looks worth it.

Rusty.

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