Surf forecastStatisticsHistorical report

Strand seasonal overview

Best Surf Season (May - August)

Winter in the Southern Hemisphere brings the South Atlantic to life, and Strand reaps the rewards. From May through August, the average swell height climbs to 2.5-2.8m with long periods of 12.3-12.5s, fed by a relentless train of extratropical storms roaring through the 'Roaring Forties'. The dominant swell directions – SW and SSW – align perfectly with Strand's southwest-facing orientation, delivering powerful, rippable waves. At the same time, the wind regime shifts favorably: high-pressure systems nudge over the interior, dialing in steady offshore breezes from the NNE through E quadrant. During these months, the wind is ideal for surfing over 55% of the time, often producing clean, lined-up surf that holds size. This is the pinnacle of the year for consistent, quality waves at Strand.

Fair Surf Season (April & September)

April and September serve as transition months between the peak winter swell and the calmer summer. In April, average swell height remains solid at 2.3m with a 12.0s period, and the wind goes offshore 44% of the time – a solid chance for clean surf. September sees slightly larger average swell at 2.6m, though the period drops to 11.9s and the offshore wind window narrows to 39%. These months offer plenty of rideable surf, but the consistency and quality are more variable as the storm track wavers and wind patterns become less reliable. Expect good days interspersed with periods of onshore SW wind that chop up the lines.

Low Surf Season (October - March)

From October through March, summer dominates Strand. The swell source weakens as the South Atlantic storm track shifts southward; average heights hover between 2.1-2.3m with periods of 11.1-11.4s – still fun, but less powerful. The bigger issue is the wind: the percentage of ideal offshore wind plummets to between 19-30%. Instead, the prevailing seabreeze pattern often builds onshore flow from the SW and W during the afternoon, ruining the wave quality. While early mornings can offer brief windows of clean conditions, the majority of the time the surf is bumpy, choppy, and less consistent. This is the time to be selective and chase the early light, or the occasional cold front that stalls a shallow low offshore.

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Conditions at Strand in January

January: Summer Doldrums and Fickle Windows

January sees the heart of summer settle over Strand. Average swell height sits at 2.1m with a period of 11.1s – fun-sized but lacking the punch of winter months. The swell direction is mostly favorable, with SW (32.7%) and SSW (20.7%) delivering the brunt of the energy directly into the southwest-facing beach. However, the wind tells a different story: ideal offshore flow from the NNO to O quadrant occurs only 19% of the time. The dominant winds are from the SE and SSE (over 46% combined), which blow cross- to onshore and quickly degrade wave quality. Surfable conditions are limited to early mornings before the daily seabreeze kicks in, or when a passing trough aligns the wind right. Expect small, groveling waves more often than not, but occasional windows of clean, rippable surf when the stars align.

Average Spot conditions at Strand in January

Swell history for January

0 - 0.5
0.5 - 1
1 - 1.5
1.5 - 2.0
2.0 - 2.5
> 2.5 m

Wind history for January

0 - 10
10 - 20
20 - 30
30 - 40
40 - 50
> 50 km/h

Swell quality

Analyze the groundswell consistency at Strand during January. Based on historical data, there is a % probability of groundswell occurring this month. The chart below provides a detailed breakdown of the average wave height distribution, offering deep insights into the swell quality and surf potential you can expect at Strand for your next trip in January.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Strand for January. Our analysis shows that favorable offshore or side-shore winds coincide with surfable swell approximately % of the time. The accompanying graph illustrates the average size distribution of waves during these optimal wind windows at Strand.

Swell with good wind

Swell with good wind by size